SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b) (Amendment No._______)* Capstone Turbine Corporation - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock - -------------------------------------------------------------------------------- (Title of Class of Securities) 14067D 10 2 - -------------------------------------------------------------------------------- (CUSIP Number) December 31, 2000 - -------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [_] Rule 13d-1(b) [_] Rule 13d-1(c) [X] Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). (Continued on following pages) Page 1 of 28 Exhibit Index on Page 24 - ------------------------ ---------------------- CUSIP NO. 14067D 10 2 13G Page 2 of 28 Pages - ------------------------ ---------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Sevin Rosen Fund IV L.P. ("SR IV") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. 2,273,598 shares, except that SRB Associates IV L.P. ("SRB IV"), the general partner of SR IV, may be NUMBER OF deemed to have sole power to vote these shares, and Jon W. Bayless ("Bayless"), Stephen M. Dow ("Dow"), SHARES John V. Jaggers ("Jaggers"), Charles H. Phipps ("Phipps") and Jennifer Gill Roberts ("Roberts"), BENEFICIALLY the general partners of SRB IV, may be deemed to have shared power to vote these shares. OWNED BY ---------------------------------------------------------- SHARED VOTING POWER EACH 6. REPORTING See response to row 5. ----------------------------------------------------------- PERSON SOLE DISPOSITIVE POWER 7. WITH 2,273,598 shares, except that SRB Associates IV L.P. ("SRB IV"), the general partner of SR IV, may be deemed to have sole power to vote these shares, and Jon W. Bayless ("Bayless"), Stephen M. Dow ("Dow"), John V. Jaggers ("Jaggers"), Charles H. Phipps ("Phipps") and Jennifer Gill Roberts ("Roberts"), the general partners of SRB IV, may be deemed to have shared power to dispose of these shares. ----------------------------------------------------------- SHARED DISPOSITIVE POWER 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 2,273,598 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 3.0% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - --------------------------------------- -------------------------- CUSIP NO. 14067D 10 2 13G Page 3 of 28 Pages - --------------------------------------- -------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON SRB Associates IV L.P. ("SRB IV") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. 2,273,598 shares, all of which are directly owned by SR IV. SRB IV, the general partner of SR IV, may be deemed to have sole power to vote these shares, and Bayless, Dow Jaggers, Phipps and Roberts, the general NUMBER OF partners of SRB IV, may be deemed to have shared power to vote these shares. SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. OWNED BY See response to row 5. ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7. REPORTING 2,273,598 shares, all of which are directly owned by SR IV. SRB IV, the general partner of SR IV, may be deemed to have sole power to vote these shares, and Bayless, Dow Jaggers, Phipps and Roberts, the general partners of SRB IV, may be deemed to have shared power to vote these shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 2,273,598 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 3.0% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - --------------------------------------- -------------------------- CUSIP NO. 14067D 10 2 13G Page 4 of 28 Pages - --------------------------------------- -------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Sevin Rosen Fund V L.P. ("SR V") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. 655,595 shares, except that SRB Associates V L.P. ("SRB V"), the general partner of SR V, may be deemed to have sole power to vote these shares, and Jon W. Bayless ("Bayless"), Stephen L. Domenik ("Domenik"), Stephen M. Dow ("Dow"), John V. Jaggers ("Jaggers"), Charles H. Phipps ("Phipps") and Jennifer Gill Roberts ("Roberts"), the general partners of SRB V, may be deemed to have shared power to vote these shares. NUMBER OF SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. OWNED BY See response to row 5. ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7. REPORTING 655,595 shares, except that SRB V, the general partner of SR V, may be deemed to have sole power to vote these shares, and Bayless, Domenik, Dow, Jaggers, Phipps and Roberts, the general partners of SRB V, may be deemed to have shared power to dispose of these shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 655,595 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 0.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - ------------------------------ -------------------------- CUSIP NO. 1406D 10 2 13G Page 5 of 28 Pages - ------------------------------ -------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Sevin Rosen V Affiliates Fund L.P. ("SR V A") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 34,613 shares, except that SRB V, the general partner of SR V A, may be deemed to have sole power to vote these shares, and Bayless Domenik, Dow, SHARES Jaggers, Phipps and Roberts, the general partners of SRB V, may be deemed to have shared power to dispose of these shares. ----------------------------------------------------------- BENEFICIALLY SHARED VOTING POWER 6. See response to row 5. OWNED BY ----------------------------------------------------------- SOLE DISPOSITIVE POWER 7. EACH 34,613 shares, except that SRB V, the general partner of SR V A, may be deemed to have sole power to vote these shares, and Bayless Domenik, Dow, REPORTING Jaggers, Phipps and Roberts, the general partners of SRB V, may be deemed to have shared power to dispose of these shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 34,613 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 0% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - --------------------------------- --------------------------------- CUSIP NO. 14067D 10 2 13G Page 6 of 28 Pages - --------------------------------- --------------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON SRB Associates V L.P. ("SRB V") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 690,208 shares, of which 655,595 are directly owned by SR V and 34,613 are directly owned by SR V A. SRB V, the general partner of SR V and SR V A, may be deemed to have sole power to vote these shares, SHARES and Bayless, Domenik, Dow, Jaggers, Phipps and Roberts, the general partners of SRB V, may be deemed to have shared power to vote these shares. BENEFICIALLY ----------------------------------------------------------- SHARED VOTING POWER 6. OWNED BY See response to row 5. ----------------------------------------------------------- SOLE DISPOSITIVE POWER EACH 7. 690,208 shares, of which 655,595 are directly owned by SR V and 34,613 are directly owned by SR V A. SRB V, the general partner of SR V and SR V A, may REPORTING be deemed to have sole power to dispose of these shares, and Bayless, Domenik, Dow, Jaggers, Phipps and Roberts, the general partners of SRB V, may be PERSON deemed to have shared power to dispose of these shares. ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 690,208 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 0.9% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - --------------------------------- --------------------------------- CUSIP NO. 1406D 10 2 13G Page 7 of 28 Pages - --------------------------------- --------------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS Sevin Rosen Fund VII L.P. ("SR VII") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 975,509 shares, except that SRB Associates VII L.P. ("SRB VII"), the general partner of SR VII, may be deemed to have sole power to vote these shares, and Jon W. Bayless ("Bayless"), Stephen L. Domenik, ("Domenik"), Stephen M. Dow ("Dow"), John V. Jaggers, ("Jaggers"), Jackie R. Kimzey ("Kimzey"), Charles H. Phipps ("Phipps"), Jennifer Gill Roberts ("Roberts") and David A. Shirgley ("Shirgley"), the general partners of SRB VII, may be deemed to have shared power to dispose of these shares. SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. OWNED BY See response to row 5. ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7. REPORTING 975,509 shares, except that SRB VII, the general partner of SR VII, may be deemed to have sole power to vote these shares, and Bayless Domenik, Dow, Jaggers, Kimzey, Phipps, Roberts and Shirgley, the general partners of SRB VII, may be deemed to have shared power to dispose of these shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 975,509 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 1.3% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - -------------------------------- ---------------------------- CUSIP NO. 14067D 10 2 13G Page 8 of 28 Pages - -------------------------------- ---------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Sevin Rosen VII Affiliates Fund L.P. ("SR VII A") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 37,441 shares, except that SRB VII, the general partner of SR VII A, may be deemed to have sole power to vote these shares, and Bayless, Domenik, Dow, SHARES Jaggers, Kimzey, Phipps, Roberts and Shrigley, the general partners of SRB VII, may be deemed to have shared power to vote these shares. BENEFICIALLY ----------------------------------------------------------- SHARED VOTING POWER 6. OWNED BY See response to row 5. ----------------------------------------------------------- SOLE DISPOSITIVE POWER 7. EACH 37,441 shares, except that SRB VII, the general partner of SR VII, may be deemed to have sole power to vote these shares, and Bayless, Domenik, Dow, Jaggers, REPORTING Kimzey, Phipps, Roberts and Shrigley, the general partners of SRB VII, may be deemed to have shared power to dispose of these shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 37,441 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 0% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - -------------------------------- ---------------------------- CUSIP NO. 14067D 10 2 13G Page 9 of 28 Pages - -------------------------------- ---------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON SRB Associates VII L.P. ("SRB VII") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. Delaware - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. 1,012,950 shares, of which 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. SRB VII, the general partner of SR VII and SR VII A, may be deemed to have sole power to vote these shares, and Bayless, Domenik, Dow, Jaggers, Kimzey, Phipps, Roberts and Shrigley, the general partners of SRB VII, may be deemed to have shared power to vote these shares. NUMBER OF ----------------------------------------------------------- 6. SHARED VOTING POWER SHARES BENEFICIALLY See response to row 5. ----------------------------------------------------------- OWNED BY SOLE DISPOSITIVE POWER 7. EACH 1,012,950 shares, of which 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. REPORTING SRB VII, the general partner of SR VII and SR VII A, may be deemed to have sole power to dispose of these PERSON shares, and Bayless, Domenik, Dow, Jaggers, Kimzey, Phipps, Roberts and Shrigley, the general partners of SRB VII, may be deemed to have shared power to dispose of these shares. ----------------------------------------------------------- SHARED DISPOSITIVE POWER 8. See response to row 7. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 1,012,950 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 1.4% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. PN - ------------------------------------------------------------------------------ - -------------------------------- ---------------------------- CUSIP NO. 14067D 10 2 13G Page 10 of 28 Pages - -------------------------------- ---------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Jon W. Bayless ("Bayless") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 0 shares. SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Bayless is a general partner of SRB IV, the general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to OWNED BY have shared power to vote these shares. ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7. REPORTING 0 shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Bayless is a general partner of SRB IV, the general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 3,976,756 - ------------------------------------------------------------------------------ CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 5.3% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON 12. IN - ------------------------------------------------------------------------------ - -------------------------------- ---------------------------- CUSIP NO. 14067D 10 2 13G Page 11 of 28 Pages - -------------------------------- ---------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Stephen L. Domenik ("Domenik") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 0 shares. SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. 1,703,158 shares, of which 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Domenik is a general partner of SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to vote these OWNED BY shares. ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7. REPORTING 0 shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. 1,703,158 shares, of which 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Domenik is a general partner of SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 1,703,158 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 2.3% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. IN - ------------------------------------------------------------------------------ - -------------------------------- ---------------------------- CUSIP NO. 14067D 10 2 13G Page 12 of 28 Pages - -------------------------------- ---------------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Stephen M. Dow ("Dow") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 0 shares. SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. 3,976,756 shares, of which 2,273,598 are directly OWNED BY owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are EACH directly owned by SR VII and 37,441 are directly owned by SR VII A. Dow is a general partner of SRB IV, the REPORTING general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner PERSON of SR VII and SR VII A, and may be deemed to have shared power to vote these shares. WITH ----------------------------------------------------------- SOLE DISPOSITIVE POWER 7. 0 shares. ----------------------------------------------------------- SHARED DISPOSITIVE POWER 8. 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Dow is a general partner of SRB IV, the general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 3,976,756 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 5.3% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. IN - ------------------------------------------------------------------------------ - -------------------------------- ---------------------------- CUSIP NO. 14067D 102 13G Page 13 of 28 Pages - -------------------------------- ---------------------------- - ------------------------------------------------------------------------------ 1. NAME OF REPORTING PERSON SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON John V. Jaggers ("Jaggers") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. 24,100 shares. ----------------------------------------------------------- SHARED VOTING POWER 6. 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, NUMBER OF 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned SHARES by SR VII A. Jaggers is a general partner of SRB IV, the general partner of SR IV, SRB V, the general BENEFICIALLY partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to OWNED BY have shared power to vote these shares. ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7. REPORTING 24,100 shares. PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8. 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Jaggers is a general partner of SRB IV, the general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 4,000,856 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 5.3% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. IN - ------------------------------------------------------------------------------ - ------------------------ ---------------------- CUSIP NO. 14067D 10 2 13G Page 14 of 28 Pages - ------------------------ ---------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Jackie R. Kimzey ("Kimzey") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 0 shares. SHARES ---------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. OWNED BY 1,012,950 shares, of which 975,509 are directly owned by SR VII and 37,441 are directly owned by SR EACH VII A. Kimzey is a general partner of SRB VII, the general partner of SR VII and SR VII A, and may be REPORTING deemed to have shared power to vote these shares. ----------------------------------------------------------- PERSON SOLE DISPOSITIVE POWER 7. WITH 0 shares. ----------------------------------------------------------- SHARED DISPOSITIVE POWER 8. 1,012,950 shares, of which 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Kimzey is a general partner of SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 1,012,950 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 1.4% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. IN - ------------------------------------------------------------------------------ - ------------------------ ---------------------- CUSIP NO. 14067D 10 2 13G Page 15 of 28 Pages - ------------------------ ---------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Charles H. Phipps ("Phipps") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 0 shares. SHARES ---------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. OWNED BY 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, EACH 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly REPORTING owned by SR VII A. Phipps is a general partner of SRB IV, the general partner of SR IV, SRB V, the PERSON general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be WITH deemed to have shared power to vote these shares. ----------------------------------------------------------- SOLE DISPOSITIVE POWER 7. 0 shares. ----------------------------------------------------------- SHARED DISPOSITIVE POWER 8. 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Phipps is a general partner of SRB IV, the general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 3,976,756 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 5.3% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. IN - ------------------------------------------------------------------------------ - ------------------------ ---------------------- CUSIP NO. 14067D 10 2 13G Page 16 of 28 Pages - ------------------------ ---------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Jennifer Gill Roberts ("Roberts") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. 0 shares. ---------------------------------------------------------- SHARED VOTING POWER 6. 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are NUMBER OF directly owned by SR VII and 37,441 are directly owned by SR VII A. Roberts is a general partner of SHARES SRB IV, the general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the BENEFICIALLY general partner of SR VII and SR VII A, and may be deemed to have shared power to vote these shares. OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7. REPORTING 0 shares. ----------------------------------------------------------- PERSON SHARED DISPOSITIVE POWER 8. WITH 3,976,756 shares, of which 2,273,598 are directly owned by SR IV, 655,595 are directly owned by SR V, 34,613 are directly owned by SR V A, 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Roberts is a general partner of SRB IV, the general partner of SR IV, SRB V, the general partner of SR V and SR V A, and SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 3,076,756 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 5.3% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. IN - ------------------------------------------------------------------------------ - ------------------------ ---------------------- CUSIP NO. 14067D 10 2 13G Page 17 of 28 Pages - ------------------------ ---------------------- - ------------------------------------------------------------------------------ NAME OF REPORTING 1. SS OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON David A. Shrigley ("Shrigley") Tax ID Number: - ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* 2. (a) [_] (b) [X] - ------------------------------------------------------------------------------ SEC USE ONLY 3. - ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4. U.S. Citizen - ------------------------------------------------------------------------------ SOLE VOTING POWER 5. NUMBER OF 0 shares. SHARES ---------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6. 1,012,950 shares, of which 975,509 are directly OWNED BY owned by SR VII and 37,441 are directly owned by SR VII A. Shrigley is a general partner of SRB VII, the EACH general partner of SR VII and SR VII A, and may be deemed to have shared power to vote these shares. REPORTING ----------------------------------------------------------- SOLE DISPOSITIVE POWER PERSON 7. 0 shares. WITH ----------------------------------------------------------- SHARED DISPOSITIVE POWER 8. 1,012,950 shares, of which 975,509 are directly owned by SR VII and 37,441 are directly owned by SR VII A. Shrigley is a general partner of SRB VII, the general partner of SR VII and SR VII A, and may be deemed to have shared power to dispose of these shares. - ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9. 1,012,950 - ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 10. [_] - ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 11. 1.4% - ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON* 12. IN - ------------------------------------------------------------------------------ Page 18 of 28 ITEM 1(A). NAME OF ISSUER -------------- Capstone Turbine Corporation ITEM 1(B). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES ----------------------------------------------- Capstone Turbine Corporation 21211 Nordhoff Street Chatsworth, CA 91311 ITEM 2(A). NAME OF PERSONS FILING ---------------------- This Statement is filed by Sevin Rosen Fund IV L.P., a Delaware limited partnership ("SR IV"); SRB Associates IV L.P., a Delaware limited partnership ("SRB IV"); Sevin Rosen Fund V L.P., a Delaware limited partnership ("SR V"); Sevin Rosen V Affiliates Fund L.P., a Delaware limited partnership ("SR V A"); SRB Associates V L.P., a Delaware limited partnership ("SRB V"); Sevin Rosen Fund VII L.P., a Delaware limited partnership ("SR VII"); Sevin Rosen VII Affiliates Fund L.P., a Delaware limited partnership ("SR VII A"); SRB Associates VII, L.P., a Delaware limited partnership ("SRB VII"); Jon W. Bayless ("Bayless"); Stephen L. Domenik ("Domenik"); Stephen M. Dow ("Dow"); John V. Jaggers ("Jaggers"); Jackie R. Kimzey ("Kimzey"); Charles H. Phipps ("Phipps"); Jennifer Gill Roberts ("Roberts"); and David A. Shrigley ("Shrigley"). The foregoing entities and individuals are collectively referred to as the "Reporting Persons." SRB IV, the general partner of SR IV, may be deemed to have sole power to vote and sole power to dispose of shares of the issuer directly owned by SR IV. Bayless, Dow, Jaggers, Phipps, and Roberts are general partners of SRB IV and may be deemed to have shared power to vote and shared power to dispose of shares of the issuer directly owned by SR IV. SRB V, the general partner of SR V and SR V A, may be deemed to have sole power to vote and sole power to dispose of shares of the issuer directly owned by SR V and SR V A. Bayless, Domenik, Dow, Jaggers, Phipps, and Roberts are general partners of SRB V and may be deemed to have shared power to vote and shared power to dispose of shares of the issuer directly owned by SR V and SR V A. SRB VII, the general partner of SR VII and SR VII A, may be deemed to have sole power to vote and sole power to dispose of shares of the issuer directly owned by SR VII and SR VII A. Bayless, Domenik, Dow, Jaggers, Kimzey, Phipps, Roberts and Shrigley are general partners of SRB VII and may be deemed to have shared power to vote and shared power to dispose of shares of the issuer directly owned by SR VII and SR VII A. ITEM 2(B). ADDRESS OF PRINCIPAL OFFICE --------------------------- The address for each of the Reporting Persons is: Sevin Rosen Funds Two Galleria Tower 13455 Noel Rd. Suite 1670 Dallas, Texas 75240 ITEM 2(C) CITIZENSHIP ----------- SRB IV, SR IV, SRB V, SR V, SR V A, SRB VII, SR VII and SR VII A are Delaware limited partnerships. Bayless, Domenik, Dow, Jaggers, Kimzey, Phipps, Roberts and Shrigley are United Page 19 of 28 States citizens. ITEM 2(D) AND (E). TITLE OF CLASS OF SECURITIES AND CUSIP NUMBER --------------------------------------------- Common Stock CUSIP # 14067D 10 2 ITEM 3. Not Applicable -------------- ITEM 4. OWNERSHIP --------- The following information with respect to the ownership of the Common Stock of the issuer by the persons filing this Statement is provided as of December 31, 2000: (a) Amount beneficially owned: ------------------------- See Row 9 of cover page for each Reporting Person. (b) Percent of Class: ---------------- See Row 11 of cover page for each Reporting Person. (c) Number of shares as to which such person has: -------------------------------------------- (i) Sole power to vote or to direct the vote: ---------------------------------------- See Row 5 of cover page for each Reporting Person. (ii) Shared power to vote or to direct the vote: ------------------------------------------ See Row 6 of cover page for each Reporting Person. (iii) Sole power to dispose or to direct the disposition -------------------------------------------------- of: --- See Row 7 of cover page for each Reporting Person. (iv) Shared power to dispose or to direct the ---------------------------------------- disposition of: --------------- See Row 8 of cover page for each Reporting Person. ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS -------------------------------------------- Not applicable. ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON. --------------------------------------------------------------- Under certain circumstances set forth in the limited partnership agreements of SRB IV, SR IV, SRB V, SR V, SR V A, SRB VII, SR VII and SR VII A, the general and limited partners or stockholders, as the case may be, of each of such entities may be deemed to have the right to receive dividends from, or the proceeds from, the sale of shares of the issuer owned by each such entity of which they are a partner or stockholder. Page 20 of 28 ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED ------------------------------------------------------------------ THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY ------------------------------------------------------------ Not applicable. ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP. --------------------------------------------------------- Not applicable ITEM 9. NOTICE OF DISSOLUTION OF GROUP. ------------------------------ Not applicable ITEM 10. CERTIFICATION. ------------- Not applicable Page 21 of 28 SIGNATURES ---------- After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: February 14, 2001 SEVIN ROSEN FUND IV L.P. /s/ John V. Jaggers ------------------------------ By SRB ASSOCIATES IV L.P., Signature Its General Partner John V. Jaggers General Partner SRB ASSOCIATES IV L.P. /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers General Partner SEVIN ROSEN FUND V L.P. /s/ John V. Jaggers ------------------------------ By SRB ASSOCIATES V L.P., Signature Its General Partner John V. Jaggers General Partner SEVIN ROSEN V AFFILIATES FUND L.P. /s/ John V. Jaggers ------------------------------ By SRB ASSOCIATES V L.P., Signature Its General Partner John V. Jaggers General Partner SRB ASSOCIATES V L.P. /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers General Partner Page 22 of 28 SEVIN ROSEN FUND VII L.P. /s/ John V. Jaggers ------------------------------ By SRB ASSOCIATES VII L.P., Signature Its General Partner John V. Jaggers General Partner SEVIN ROSEN VII AFFILIATES FUND L.P. /s/ John V. Jaggers ------------------------------ By SRB ASSOCIATES VII L.P., Signature Its General Partner John V. Jaggers General Partner SRB ASSOCIATES VII L.P. /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers General Partner JON W. BAYLESS /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers Attorney-In-Fact STEPHEN M. DOW /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers Attorney-In-Fact STEPHEN L. DOMENIK /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers Attorney-In-Fact Page 23 of 28 JOHN V. JAGGERS /s/ John V. Jaggers ------------------------------ Signature JACKIE R. KIMZEY /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers Attorney-In-Fact CHARLES H. PHIPPS /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers Attorney-In-Fact JENNIFER GILL ROBERTS /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers Attorney-In-Fact DAVID A. SHRIGLEY /s/ John V. Jaggers ------------------------------ Signature John V. Jaggers Attorney-In-Fact Page 24 of 28 EXHIBIT INDEX ------------- Found on Sequentially Exhibit Numbered Page - ------- -------------- Exhibit A: Agreement of Joint Filing 25 Exhibit B: Reference to John Jaggers as Attorney-In-Fact 28