# EDGAR Filing Document

**Accession Number:** 0001550758
**File Stem:** 0000905148-25-003595
**Filing Date:** 2025-10
**Character Count:** 30917
**Document Hash:** c4a6923a126cf83a0db90c0c1e1be4a1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000905148-25-003595.hdr.sgml**: 20251015

**ACCESSION NUMBER**: 0000905148-25-003595

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20251015

**DATE AS OF CHANGE**: 20251015

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Clean Energy Fuels Corp.
- **CENTRAL INDEX KEY:** 0001368265
- **STANDARD INDUSTRIAL CLASSIFICATION:** GAS & OTHER SERVICES COMBINED [4932]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 330968580
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-83437
- **FILM NUMBER:** 251395267

**BUSINESS ADDRESS:**
- **STREET 1:** 4675 MACARTHUR COURT, SUITE 800
- **CITY:** NEWPORT BEACH
- **STATE:** CA
- **ZIP:** 92660
- **BUSINESS PHONE:** (949) 437-1000

**MAIL ADDRESS:**
- **STREET 1:** 4675 MACARTHUR COURT, SUITE 800
- **CITY:** NEWPORT BEACH
- **STATE:** CA
- **ZIP:** 92660

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Clean Energy Fuels, Corp.
- **DATE OF NAME CHANGE:** 20060703
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Dorrell Michael B.
- **CENTRAL INDEX KEY:** 0001550758

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G

**MAIL ADDRESS:**
- **STREET 1:** 55 HUDSON YARDS
- **STREET 2:** 550 W. 34TH STREET, 48TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10001

## Exhibit 99.1

#### Exhibit 99.1

JOINT FILING AGREEMENT<br> PURSUANT TO RULE 13d-1(k)

The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.

DATE: October 15, 2025

MICHAEL B. DORRELL

<u>/s/ Michael B. Dorrell</u> 

Michael B. Dorrell

STONEPEAK GP INVESTORS HOLDINGS MANAGER LLC

<u>/s/ Michael B. Dorrell</u> 

Name: Michael B. Dorrell

Title: Chairman, Chief Executive Officer and Co-Founder

STONEPEAK GP INVESTORS UPPER HOLDINGS LP

By: Stonepeak GP Investors Holdings Manager LLC, its general partner

<u>/s/ Michael B. Dorrell</u> 

Name: Michael B. Dorrell

Title: Chairman, Chief Executive Officer and Co-Founder

STONEPEAK GP INVESTORS HOLDINGS LP

By: Stonepeak GP Investors Upper Holdings LP, its general partner

By: Stonepeak GP Investors Holding Manager LLC, its general partner

<u>/s/ Michael B. Dorrell</u> 

Name: Michael B. Dorrell

Title: Chairman, Chief Executive Officer and Co-Founder

STONEPEAK OPPORTUNITIES FUND GP INVESTORS LP

By: Stonepeak GP Investors Holdings LP, its general partner

By: Stonepeak GP Investors Upper Holdings LP, its general partner

By: Stonepeak GP Investors Holdings Manager LLC, its general partner

<u>/s/ Michael B. Dorrell</u> 

Name: Michael B. Dorrell

Title: Chairman, Chief Executive Officer and Co-Founder

STONEPEAK OPPORTUNITIES FUND ASSOCIATES LP

By: Stonepeak Opportunities Fund GP Investors LP, its general partner

By: Stonepeak GP Investors Holdings LP, its general partner

By: Stonepeak GP Investors Upper Holdings LP, its general partner

By: Stonepeak GP Investors Holdings Manager LLC, its general partner

<u>/s/ Michael B. Dorrell</u> 

Name: Michael B. Dorrell

Title: Chairman, Chief Executive Officer and Co-Founder

STONEPEAK CLNE-W HOLDINGS LP

By: Stonepeak Opportunities Fund Associates LP, its general partner

By: Stonepeak Opportunities Fund GP Investors LP, its general partner

By: Stonepeak GP Investors Holdings LP, its general partner

By: Stonepeak GP Investors Upper Holdings LP, its general partner

By: Stonepeak GP Investors Holdings Manager LLC, its general partner

<u>/s/ Michael B. Dorrell</u> 

Name: Michael B. Dorrell

Title: Chairman, Chief Executive Officer and Co-Founder

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**Issuer:** Clean Energy Fuels Corp.

**Title of Class of Securities:** Common Stock

**CUSIP Number:** 184499101

**Date of Event Which Requires Filing of this Statement:** 10/13/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [x] Rule 13d-1(c)

- [ ] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Stonepeak CLNE-W Holdings LP | Names of Reporting Persons<br>Stonepeak CLNE-W Holdings LP |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20050618 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20050618 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.4% | Percent of Class Represented by Amount in Row (9)<br>8.4% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

**Comment for Type of Reporting Person:** (1) Shares of Clean Energy Fuels Corp.'s (the "Issuer") common stock, par value $0.0001 (the "Common Stock"), reported herein represent the right of Stonepeak CLNE-W Holdings LP, a Delaware limited partnership ("Stonepeak CLNE-W"), to receive 20,050,618 shares of Common Stock pursuant to that certain warrant agreement, dated as of December 12, 2023, by and among the Issuer and Stonepeak CLNE-W (the "Warrant Agreement"), upon Stonepeak CLNE-W's exercise of certain of the Issuer's warrants issued to Stonepeak CLNE-W pursuant to such Warrant Agreement (the "Warrants"). The Warrants become exercisable by Stonepeak CLNE-W on December 12, 2025 and the amount of Common Stock underlying such Warrants is subject to certain periodic adjustments as more particularly described in the Warrant Agreement. 

(2) The percentage set forth in Row 11 of this Cover Page is based on (i) the 219,289,216 shares of Common Stock outstanding as of July 31, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, and (ii) the 20,050,618 shares of Common Stock underlying the Warrants as reported herein.

---

| 1. | Names of Reporting Persons<br>Stonepeak Opportunities Fund Associates LP | Names of Reporting Persons<br>Stonepeak Opportunities Fund Associates LP |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20050618 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20050618 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.4% | Percent of Class Represented by Amount in Row (9)<br>8.4% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

**Comment for Type of Reporting Person:** (1) The shares of Common Stock reported herein represent the right of Stonepeak CLNE-W to receive 20,050,618 shares of Common Stock pursuant to the Warrant Agreement upon Stonepeak CLNE-W's exercise of the Warrants issued to Stonepeak CLNE-W thereby. The Warrants become exercisable by Stonepeak CLNE-W on December 12, 2025 and the amount of Common Stock underlying such Warrants is subject to certain periodic adjustments as more particularly described in the Warrant Agreement.

(2) The percentage set forth in Row 11 of this Cover Page is based on (i) the 219,289,216 shares of Common Stock outstanding as of July 31, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, and (ii) the 20,050,618 shares of Common Stock underlying the Warrants as reported herein.

---

| 1. | Names of Reporting Persons<br>Stonepeak Opportunities Fund GP Investors LP | Names of Reporting Persons<br>Stonepeak Opportunities Fund GP Investors LP |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20050618 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20050618 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.4% | Percent of Class Represented by Amount in Row (9)<br>8.4% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

**Comment for Type of Reporting Person:** (1) The shares of Common Stock reported herein represent the right of Stonepeak CLNE-W to receive 20,050,618 shares of Common Stock pursuant to the Warrant Agreement upon Stonepeak CLNE-W's exercise of the Warrants issued to Stonepeak CLNE-W thereby. The Warrants become exercisable by Stonepeak CLNE-W on December 12, 2025 and the amount of Common Stock underlying such Warrants is subject to certain periodic adjustments as more particularly described in the Warrant Agreement.

(2) The percentage set forth in Row 11 of this Cover Page is based on (i) the 219,289,216 shares of Common Stock outstanding as of July 31, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, and (ii) the 20,050,618 shares of Common Stock underlying the Warrants as reported herein.

---

| 1. | Names of Reporting Persons<br>Stonepeak GP Investors Holdings LP | Names of Reporting Persons<br>Stonepeak GP Investors Holdings LP |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20050618 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20050618 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.4% | Percent of Class Represented by Amount in Row (9)<br>8.4% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

**Comment for Type of Reporting Person:** (1) The shares of Common Stock reported herein represent the right of Stonepeak CLNE-W to receive 20,050,618 shares of Common Stock pursuant to the Warrant Agreement upon Stonepeak CLNE-W's exercise of the Warrants issued to Stonepeak CLNE-W thereby. The Warrants become exercisable by Stonepeak CLNE-W on December 12, 2025 and the amount of Common Stock underlying such Warrants is subject to certain periodic adjustments as more particularly described in the Warrant Agreement.

(2) The percentage set forth in Row 11 of this Cover Page is based on (i) the 219,289,216 shares of Common Stock outstanding as of July 31, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, and (ii) the 20,050,618 shares of Common Stock underlying the Warrants as reported herein.

---

| 1. | Names of Reporting Persons<br>Stonepeak GP Investors Upper Holdings LP | Names of Reporting Persons<br>Stonepeak GP Investors Upper Holdings LP |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20050618 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20050618 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.4% | Percent of Class Represented by Amount in Row (9)<br>8.4% |
| 12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

**Comment for Type of Reporting Person:** (1) The shares of Common Stock reported herein represent the right of Stonepeak CLNE-W to receive 20,050,618 shares of Common Stock pursuant to the Warrant Agreement upon Stonepeak CLNE-W's exercise of the Warrants issued to Stonepeak CLNE-W thereby. The Warrants become exercisable by Stonepeak CLNE-W on December 12, 2025 and the amount of Common Stock underlying such Warrants is subject to certain periodic adjustments as more particularly described in the Warrant Agreement.

(2) The percentage set forth in Row 11 of this Cover Page is based on (i) the 219,289,216 shares of Common Stock outstanding as of July 31, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, and (ii) the 20,050,618 shares of Common Stock underlying the Warrants as reported herein.

---

| 1. | Names of Reporting Persons<br>Stonepeak GP Investors Holdings Manager LLC | Names of Reporting Persons<br>Stonepeak GP Investors Holdings Manager LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20050618 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20050618 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.4% | Percent of Class Represented by Amount in Row (9)<br>8.4% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** (1) The shares of Common Stock reported herein represent the right of Stonepeak CLNE-W to receive 20,050,618 shares of Common Stock pursuant to the Warrant Agreement upon Stonepeak CLNE-W's exercise of the Warrants issued to Stonepeak CLNE-W thereby. The Warrants become exercisable by Stonepeak CLNE-W on December 12, 2025 and the amount of Common Stock underlying such Warrants is subject to certain periodic adjustments as more particularly described in the Warrant Agreement.

(2) The percentage set forth in Row 11 of this Cover Page is based on (i) the 219,289,216 shares of Common Stock outstanding as of July 31, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, and (ii) the 20,050,618 shares of Common Stock underlying the Warrants as reported herein.

---

| 1. | Names of Reporting Persons<br>Dorrell Michael B. | Names of Reporting Persons<br>Dorrell Michael B. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>20050618 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>20050618 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>20050618 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.4% | Percent of Class Represented by Amount in Row (9)<br>8.4% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** (1) The shares of Common Stock reported herein represent the right of Stonepeak CLNE-W to receive 20,050,618 shares of Common Stock pursuant to the Warrant Agreement upon Stonepeak CLNE-W's exercise of the Warrants issued to Stonepeak CLNE-W thereby. The Warrants become exercisable by Stonepeak CLNE-W on December 12, 2025 and the amount of Common Stock underlying such Warrants is subject to certain periodic adjustments as more particularly described in the Warrant Agreement.

(2) The percentage set forth in Row 11 of this Cover Page is based on (i) the 219,289,216 shares of Common Stock outstanding as of July 31, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q for the quarter ended June 30, 2025, and (ii) the 20,050,618 shares of Common Stock underlying the Warrants as reported herein.

---

**Item 1(a). Name of Issuer:**
Clean Energy Fuels Corp.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
4675 MacArthur Court, Suite 800, Newport Beach, California, 92600

**Item 2(a). Name of Person Filing:**
This Schedule 13G is being jointly filed, pursuant to a Joint Filing Agreement attached hereto as Exhibit 99.1, by the following entities and persons, all of whom are together referred to herein as the "Reporting Persons":

i. Stonepeak CLNE-W;
ii. Stonepeak Opportunities Fund Associates LP, a Delaware limited partnership ("Stonepeak Opportunities Fund Associates");
iii. Stonepeak Opportunities Fund GP Investors LP, a Delaware limited partnership ("Stonepeak Opportunities Fund GP Investors");
iv. Stonepeak GP Investors Holdings LP, a Delaware limited partnership ("Stonepeak GP Investors Holdings");
v. Stonepeak GP Investors Upper Holdings LP, a Delaware limited partnership ("Stonepeak GP Investors Upper Holdings");
vi. Stonepeak GP Investors Holdings Manager LLC, a Delaware limited liability company ("Stonepeak GP Investors Holdings Manager"); and
vii. Michael B. Dorrell, a U.S. Citizen.

Stonepeak CLNE-W is the record holder of the Warrants that are exercisable (as of December 12, 2025) for the shares of Common Stock reported herein. Mr. Dorrell is the sole member of Stonepeak GP Investors Holdings Manager, which is the general partner of Stonepeak GP Investors Upper Holdings, which is the general partner of Stonepeak GP Investors Holdings, which is the general partner of Stonepeak Opportunities Fund GP Investors, which is the general partner of Stonepeak Opportunities Fund Associates, which is the general partner of Stonepeak CLNE-W. As such, each of these entities and individuals may be deemed to have or share beneficial ownership of the securities held of record by Stonepeak CLNE-W.

Information with respect to each Reporting Person is given solely by such Reporting Person, and no Reporting Person assumes responsibility for the accuracy or completeness of the information furnished by another Reporting Person. Pursuant to Rule 13d-4 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), the Reporting Persons expressly declare that the filing of this schedule shall not be construed as an admission that any such person is, for the purposes of Section 13(d) and/or Section 13(g) of the Exchange Act or otherwise, the beneficial owner of any securities covered by this schedule held by any other person, and such beneficial ownership is expressly disclaimed.

**Item 2(b). Address of Principal Business Office:**
The address of the principal business office for each Reporting Person is 55 Hudson Yards, 550 W. 34th St., 48th Floor, New York, NY 10001.

**Item 2(c). Citizenship:**
i.	Stonepeak CLNE-W - Delaware
ii.	Stonepeak Opportunities Fund Associates - Delaware
iii.	Stonepeak Opportunities Fund GP Investors - Delaware
iv.	Stonepeak GP Investors Holdings - Delaware
v.	Stonepeak GP Investors Upper Holdings - Delaware
vi.	Stonepeak GP Investors Holdings Manager - Delaware
vii.	Michael B. Dorrell - United States

**Item 2(d). Title of Class of Securities:**
Common Stock

**Item 2(e). CUSIP Number:**
184499101

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

The information required by Item 4(a) is set forth in Row (9) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

**(b) Percent of class:**

The information required by Item 4(b) is set forth in Row (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

The information required by Item 4(c)(i) is set forth in Row (5) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

**(ii) Shared power to vote or to direct the vote:**

The information required by Item 4(c)(ii) is set forth in Row (6) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

**(iii) Sole power to dispose or to direct the disposition of:**

The information required by Item 4(c)(iii) is set forth in Row (7) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

**(iv) Shared power to dispose or to direct the disposition of:**

The information required by Item 4(c)(iv) is set forth in Row (8) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

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:**

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

### SIGNATURE

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.

**Stonepeak CLNE-W Holdings LP**

**Date:** 10/15/2025

**By:** /s/ Michael B. Dorrell

**Name & Title:** Michael B. Dorrell on behalf of STONEPEAK CLNE-W HOLDINGS LP (1)

**Stonepeak Opportunities Fund Associates LP**

**Date:** 10/15/2025

**By:** /s/ Michael B. Dorrell

**Name & Title:** Michael B. Dorrell on behalf of STONEPEAK OPPORTUNITIES FUND ASSOCIATES LP (1)

**Stonepeak Opportunities Fund GP Investors LP**

**Date:** 10/15/2025

**By:** /s/ Michael B. Dorrell

**Name & Title:** Michael B. Dorrell on behalf of STONEPEAK OPPORTUNITIES FUND GP INVESTORS LP (1)

**Stonepeak GP Investors Holdings LP**

**Date:** 10/15/2025

**By:** /s/ Michael B. Dorrell

**Name & Title:** Michael B. Dorrell on behalf of STONEPEAK GP INVESTORS HOLDINGS LP (1)

**Stonepeak GP Investors Upper Holdings LP**

**Date:** 10/15/2025

**By:** /s/ Michael B. Dorrell

**Name & Title:** Michael B. Dorrell on behalf of STONEPEAK GP INVESTORS UPPER HOLDINGS LP (1)

**Stonepeak GP Investors Holdings Manager LLC**

**Date:** 10/15/2025

**By:** /s/ Michael B. Dorrell

**Name & Title:** Michael B. Dorrell on behalf of STONEPEAK GP INVESTORS HOLDINGS MANAGER LLC (1)

**Dorrell Michael B.**

**Date:** 10/15/2025

**By:** /s/ Michael B. Dorrell

**Name & Title:** Michael B. Dorrell