<SEC-DOCUMENT>0000911177-24-000029.txt : 20240313
<SEC-HEADER>0000911177-24-000029.hdr.sgml : 20240313
<ACCEPTANCE-DATETIME>20240313161424
ACCESSION NUMBER:		0000911177-24-000029
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20240313
DATE AS OF CHANGE:		20240313

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CASELLA WASTE SYSTEMS INC
		CENTRAL INDEX KEY:			0000911177
		STANDARD INDUSTRIAL CLASSIFICATION:	REFUSE SYSTEMS [4953]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				030338873
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	000-23211
		FILM NUMBER:		24746065

	BUSINESS ADDRESS:	
		STREET 1:		25 GREENS HILL ROAD
		CITY:			RUTLAND
		STATE:			VT
		ZIP:			05701
		BUSINESS PHONE:		8027750325

	MAIL ADDRESS:	
		STREET 1:		25 GREENS HILL ROAD
		CITY:			RUTLAND
		STATE:			VT
		ZIP:			05701

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CASELLA DOUGLAS R
		CENTRAL INDEX KEY:			0001055353
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		CASELLA WASTE SYSTEMS INC
		STREET 2:		25 GREENS HILL LN
		CITY:			RUTLAND
		STATE:			VT
		ZIP:			05701
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <!-- Generated by Workiva -->
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001055353</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000911177</issuerCik>
      <issuerName>Casella Waste Systems, Inc.</issuerName>
      <secFileNumber>000-23211</secFileNumber>
      <issuerAddress>
        <com:street1>25 Greens Hill Lane</com:street1>
        <com:city>Rutland</com:city>
        <com:stateOrCountry>VT</com:stateOrCountry>
        <com:zipCode>05702</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>802-772-0325</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Douglas R. Casella</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Board Member</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Raymond James &amp; Associates, Inc.</name>
        <address>
          <com:street1>880 Carillon Parkway</com:street1>
          <com:city>St. Petersburg</com:city>
          <com:stateOrCountry>FL</com:stateOrCountry>
          <com:zipCode>33716</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>1082</noOfUnitsSold>
      <aggregateMarketValue>101534</aggregateMarketValue>
      <noOfUnitsOutstanding>57995000</noOfUnitsOutstanding>
      <approxSaleDate>03/13/2024</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>03/11/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Units Grant</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Casella Waste Systems, Inc.</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1336</amountOfSecuritiesAcquired>
      <paymentDate>03/11/2024</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>03/12/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Units Grant</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Casella Waste Systems, Inc.</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>850</amountOfSecuritiesAcquired>
      <paymentDate>03/12/2024</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person and does not represent a discretionary sale by the reporting person.</remarks>
    <noticeSignature>
      <noticeDate>03/13/2024</noticeDate>
      <signature>/s/ Douglas R. Casella</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
