FORM 4
[ X ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public
Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Perseus ENRG Investment, L.L.C. 		2. Issuer Name and Ticker or Trading Symbol

Clean Energy Fuels Corp. [ CLNE ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      __ X __ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

C/O PERSEUS, L.L.C.,, 2099 PENNSYLVANIA AVENUE, N.W. SUITE 900 		3. Date of Earliest Transaction (MM/DD/YYYY)

12/4/2007
(Street)

WASHINGTON, DC 20006
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock   12/4/2007     J (1)    5364971   D $0.00   1000000   D   (2) (3)  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8) 		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4) 		8. Price of Derivative Security
(Instr. 5) 		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Explanation of Responses:
( 1)  On December 4, 2007, Perseus ENRG Investment, L.L.C. ("Perseus ENRG") distributed 5,364,971 shares to its members, Perseus 2000, L.L.C. ("Perseus 2000") and Perseus 2000 Expansion, L.L.C. ("Perseus 2000 Expansion") in accordance with its governing documents for no consideration. Also on December 4, 2007, Perseus 2000 and Perseus 2000 Expansion distributed these shares to their respective members in accordance with their respective governing documents and certain of those members distributed shares to their respective members in accordance with their respective governing documents.
( 2)  All of the 1,000,000 shares reported herein are held by Perseus ENRG. As previously reported, Perseus 2000 and Perseus 2000 Expansion are the members of Perseus ENRG and have contributed to Perseus ENRG all of the Clean Energy Fuels Corp. stock that they owned. The managing member of Perseus 2000 is Perseus 2000 Management, L.L.C., the managing member of Perseus 2000 Management, L.L.C. is Perseus, L.L.C. and the managing member of Perseus, L.L.C. is Perseuspur, L.L.C. Similiarly, the managing member of Perseus 2000 Expansion is Perseus 2000 Expansion Management, L.L.C., and the managing member of Perseus 2000 Expansion Management, L.L.C. is Perseuspur, L.L.C. Frank H. Pearl, individually, owns 72.7% of Perseuspur, L.L.C. Mr. Pearl also is the sole director and sole shareholder of Rappahannock Investment Company, which in turn owns the remaining 27.3% of Perseuspur, L.L.C. (Continued to Footnote 3).
( 3)  (Continued from Footnote 2) As separately reported by Mr. Pearl, by virture of his control over these entities, Mr. Pearl may be deemed beneficial owner of such 1,000,000 shares.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Perseus ENRG Investment, L.L.C.
C/O PERSEUS, L.L.C.,
2099 PENNSYLVANIA AVENUE, N.W. SUITE 900
WASHINGTON, DC 20006
X


Signatures
Perseus ENRG Investment, L.L.C. /s/ Kenneth M. Socha, Executive Vice President 12/6/2007
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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