<SEC-DOCUMENT>0001085146-21-000004-index.html : 20210106
<SEC-HEADER>0001085146-21-000004.hdr.sgml : 20210106
<ACCEPTANCE-DATETIME>20210106094724
ACCESSION NUMBER:		0001085146-21-000004
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210106
DATE AS OF CHANGE:		20210106

SUBJECT COMPANY:	

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

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-52063
		FILM NUMBER:		21509266

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Conestoga Capital Advisors, LLC
		CENTRAL INDEX KEY:			0001163744
		IRS NUMBER:				233072906
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		550 E. SWEDESFORD ROAD
		STREET 2:		SUITE 120
		CITY:			WAYNE
		STATE:			PA
		ZIP:			19087
		BUSINESS PHONE:		484-654-1380

	MAIL ADDRESS:	
		STREET 1:		550 E. SWEDESFORD ROAD
		STREET 2:		SUITE 120
		CITY:			WAYNE
		STATE:			PA
		ZIP:			19087

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CONESTOGA CAPITAL ADVISORS LLC
		DATE OF NAME CHANGE:	20011217
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>cwst_10621.htm
<DESCRIPTION>CONESTOGA CAPITAL ADVISORS
<TEXT>
Document 1 - file: cwst_10621.htm

</DOCUMENT>
</SEC-DOCUMENT>