<SEC-DOCUMENT>0001315863-25-000394.txt : 20250515
<SEC-HEADER>0001315863-25-000394.hdr.sgml : 20250515
<ACCEPTANCE-DATETIME>20250515090239
ACCESSION NUMBER:		0001315863-25-000394
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250515
DATE AS OF CHANGE:		20250515

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OPAL Fuels Inc.
		CENTRAL INDEX KEY:			0001842279
		STANDARD INDUSTRIAL CLASSIFICATION:	GAS & OTHER SERVICES COMBINED [4932]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-92437
		FILM NUMBER:		25949137

	BUSINESS ADDRESS:	
		STREET 1:		200 CLARENDON STREET, 55TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		617-531-6300

	MAIL ADDRESS:	
		STREET 1:		200 CLARENDON STREET, 55TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ArcLight Clean Transition Corp. II
		DATE OF NAME CHANGE:	20210125

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Zimmer Partners, LP
		CENTRAL INDEX KEY:			0001565854
		ORGANIZATION NAME:           	
		EIN:				900883937
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		9 WEST 57TH STREET
		STREET 2:		33RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		212.440.0770

	MAIL ADDRESS:	
		STREET 1:		9 WEST 57TH STREET
		STREET 2:		33RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
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<submissionType>SCHEDULE 13G/A</submissionType>
<previousAccessionNumber>0001011438-24-000184</previousAccessionNumber>
<filerInfo>
<filer>
<filerCredentials>
<cik>0001565854</cik>
<ccc>XXXXXXXX</ccc>
</filerCredentials>
</filer>
<liveTestFlag>LIVE</liveTestFlag>



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<formData>
<coverPageHeader>
<amendmentNo>3</amendmentNo>
<securitiesClassTitle>Class A Common Stock, par value $0.0001 per share</securitiesClassTitle>
<eventDateRequiresFilingThisStatement>03/31/2025</eventDateRequiresFilingThisStatement>
<issuerInfo>
<issuerCik>0001842279</issuerCik>
<issuerName>OPAL Fuels Inc.</issuerName>
<issuerCusip>68347P103</issuerCusip>
<issuerPrincipalExecutiveOfficeAddress>
<com:street1>One North Lexington Avenue, Suite 1450</com:street1>
<com:city>White Plains</com:city>
<com:stateOrCountry>NY</com:stateOrCountry>
<com:zipCode>10601</com:zipCode>
</issuerPrincipalExecutiveOfficeAddress>
</issuerInfo>
<designateRulesPursuantThisScheduleFiled>
<designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
</designateRulesPursuantThisScheduleFiled>
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<reportingPersonName>Zimmer Partners, LP</reportingPersonName>
<citizenshipOrOrganization>DE</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>1150092</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>1150092</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1150092</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>4</classPercent>
<typeOfReportingPerson>IN</typeOfReportingPerson>
<typeOfReportingPerson>HC</typeOfReportingPerson>
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<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Zimmer Financial Services Group LLC</reportingPersonName>
<citizenshipOrOrganization>DE</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>1150092</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>1150092</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1150092</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>4</classPercent>
<typeOfReportingPerson>OO</typeOfReportingPerson>
<typeOfReportingPerson>HC</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Zimmer Partners GP, LLC</reportingPersonName>
<citizenshipOrOrganization>DE</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>1150092</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>1150092</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1150092</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>4</classPercent>
<typeOfReportingPerson>OO</typeOfReportingPerson>
<typeOfReportingPerson>HC</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>Stuart J. Zimmer</reportingPersonName>
<citizenshipOrOrganization>X1</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>0</soleVotingPower>
<sharedVotingPower>1150092</sharedVotingPower>
<soleDispositivePower>0</soleDispositivePower>
<sharedDispositivePower>1150092</sharedDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1150092</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>4</classPercent>
<typeOfReportingPerson>IN</typeOfReportingPerson>
<typeOfReportingPerson>HC</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<items>
<item1>
<issuerName>OPAL Fuels Inc.</issuerName>
<issuerPrincipalExecutiveOfficeAddress>One North Lexington Avenue, Suite 1450, White Plains, New York, 10601</issuerPrincipalExecutiveOfficeAddress>
</item1>
<item2>
<filingPersonName>Zimmer Partners, LP, a Delaware limited partnership (the "Investment Manager"), Zimmer Financial Services Group LLC, a Delaware limited liability company ("ZFSG"), Zimmer Partners GP, LLC, a Delaware limited liability company (the "GP"), and Stuart J. Zimmer (collectively, the "Reporting Persons"). ZFSG is the sole member of the GP. Stuart J. Zimmer, a revocable trust for his benefit, and an irrevocable trust for his immediate family are the sole members of ZFSG. The GP is the general partner of the Investment Manager. The Investment Manager is the investment manager of Zimmer Master Infrastructure Fund, LP and ZP Master MidCap Fund, Ltd. (together, the "Zimmer Accounts").</filingPersonName>
<principalBusinessOfficeOrResidenceAddress>The address of the principal business office of each of the Reporting Persons is c/o Zimmer Partners, LP, 9 West 57th Street, 33rd Floor&#13;
New York, NY 10019.</principalBusinessOfficeOrResidenceAddress>
<citizenship>Delaware</citizenship>
</item2>
<item3>
<notApplicableFlag>N</notApplicableFlag>
<typeOfPersonFiling>IA</typeOfPersonFiling>
<typeOfPersonFiling>HC</typeOfPersonFiling>
</item3>
<item4>
<amountBeneficiallyOwned>The Reporting Persons may be deemed the beneficial owners of 1,150,092 shares of Common Stock. The Reporting Persons may be deemed the beneficial owners of approximately 4.0% of the outstanding shares of Common Stock.  This percentage was determined by dividing 1,150,092 by 28,429,477, which is the number of shares of Common Stock outstanding as of March 13, 2025, as reported in the Issuer's Form 10-K filed on March 17, 2025 with the Securities and Exchange Commission. The Reporting Persons have the shared power to vote and dispose of the 1,150,092 shares of Common Stock beneficially owned.</amountBeneficiallyOwned>
<classPercent>4.0%</classPercent>
<numberOfSharesPersonHas>
<solePowerOrDirectToVote>0</solePowerOrDirectToVote>
<sharedPowerOrDirectToVote>1,150,092</sharedPowerOrDirectToVote>
<solePowerOrDirectToDispose>0</solePowerOrDirectToDispose>
<sharedPowerOrDirectToDispose>1,150,092</sharedPowerOrDirectToDispose>
</numberOfSharesPersonHas>
</item4>
<item5>
<notApplicableFlag>N</notApplicableFlag>
<classOwnership5PercentOrLess>Y</classOwnership5PercentOrLess>
</item5>
<item6>
<notApplicableFlag>Y</notApplicableFlag>
</item6>
<item7>
<notApplicableFlag>Y</notApplicableFlag>
</item7>
<item8>
<notApplicableFlag>Y</notApplicableFlag>
</item8>
<item9>
<notApplicableFlag>Y</notApplicableFlag>
</item9>
<item10>
<notApplicableFlag>N</notApplicableFlag>
<certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and 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.</certifications>
</item10>
</items>
<signatureInformation>
<reportingPersonName>Zimmer Partners, LP</reportingPersonName>
<signatureDetails>
<signature>/s/ Jelena Napolitano</signature>
<title>Jelena Napolitano / Authorized Person</title>
<date>05/15/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Zimmer Financial Services Group LLC</reportingPersonName>
<signatureDetails>
<signature>/s/ Stuart J. Zimmer</signature>
<title>Stuart J. Zimmer / Director</title>
<date>05/15/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Zimmer Partners GP, LLC</reportingPersonName>
<signatureDetails>
<signature>/s/ Stuart J. Zimmer</signature>
<title>Stuart J. Zimmer / Director, Zimmer Financial Group LLC</title>
<date>05/15/2025</date>
</signatureDetails>
</signatureInformation>
<signatureInformation>
<reportingPersonName>Stuart J. Zimmer</reportingPersonName>
<signatureDetails>
<signature>/s/ Stuart J. Zimmer</signature>
<title>Stuart J. Zimmer / Self</title>
<date>05/15/2025</date>
</signatureDetails>
</signatureInformation>
</formData>
</edgarSubmission>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
