<SEC-DOCUMENT>0000905718-13-000059.txt : 20130214
<SEC-HEADER>0000905718-13-000059.hdr.sgml : 20130214
<ACCEPTANCE-DATETIME>20130214162730
ACCESSION NUMBER:		0000905718-13-000059
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20130214
DATE AS OF CHANGE:		20130214

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:			0430

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-52063
		FILM NUMBER:		13614499

	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:			12 West Capital Management LP
		CENTRAL INDEX KEY:			0001540531
		IRS NUMBER:				453076594
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		90 PARK AVENUE
		STREET 2:		41ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10016
		BUSINESS PHONE:		646-216-7040

	MAIL ADDRESS:	
		STREET 1:		90 PARK AVENUE
		STREET 2:		41ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10016
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>casella13gam1dec12.htm
<DESCRIPTION>CASELLA13GAM1DEC12
<TEXT>
<html>
<head>
    <title>casella13gam1dec12.htm</title>
    <!--Licensed to: Lowenstein Sandler PC-->
    <!--Document Created using EDGARizer 2020 5.4.3.1-->
    <!--Copyright 1995 - 2009 Thomson Reuters. All rights reserved.-->
</head>
<body bgcolor="#ffffff" style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">
<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<div>
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">UNITED STATES</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">SECURITIES AND EXCHANGE COMMISSION</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Washington, D.C. 20549</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 11pt; FONT-WEIGHT: bold">SCHEDULE 13G</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Under the Securities Exchange Act of 1934</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">(Amendment No. 1)*</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 11pt; FONT-WEIGHT: bold">CASELLA WASTE SYSTEMS, INC.</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Name of Issuer)</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 11pt; FONT-WEIGHT: bold">CLASS A COMMON STOCK, $0.01 PAR VALUE PER SHARE</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Title of Class of Securities)</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 11pt; FONT-WEIGHT: bold">147448104</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(CUSIP Number)</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 11pt; FONT-WEIGHT: bold">December 31, 2012</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Date of Event Which Requires Filing of this Statement)</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr></table>
</div>

<br>
<br>
<font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Check the appropriate box to designate the rule pursuant to which this Schedule </font><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">13G is filed:</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font id="TAB2" style="LETTER-SPACING: 9pt"></font>[ ] <font id="TAB2" style="LETTER-SPACING: 9pt"></font>Rule 13d-1(b)</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font id="TAB2" style="LETTER-SPACING: 9pt"></font>[X] <font id="TAB2" style="LETTER-SPACING: 9pt"></font>Rule 13d-1(c)</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font id="TAB2" style="LETTER-SPACING: 9pt"></font>[ ] <font id="TAB2" style="LETTER-SPACING: 9pt"></font>Rule 13d-1(d)</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">*The remainder of this cover page shall be filled out for a reporting person&#8217;s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.</font></div>

<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The information required in the remainder of this cover page shall not be deemed to be &#8220;filed&#8221; for the purpose of Section 18 of the Securities Exchange Act of 1934 (&#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">Act</font>&#8221;) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).</font></div>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160; </font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<div id="PGBRK" style="TEXT-INDENT: 0pt; WIDTH: 100%; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">
<div id="FTR">
<div id="GLFTR" style="WIDTH: 100%" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 8pt">&#160; </font></div>
</div>

<div id="PN" style="PAGE-BREAK-AFTER: always; WIDTH: 100%">
<div style="TEXT-ALIGN: center; WIDTH: 100%"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 8pt">&#160; </font></div>

<div style="TEXT-ALIGN: center; WIDTH: 100%">
<hr style="COLOR: black" noshade size="2">
</div>
</div>

<div id="HDR">
<div id="GLHDR" style="WIDTH: 100%" align="right"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 8pt">&#160; </font></div>
</div>
</div>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td align="left" valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">CUSIP No. 147448104</font></div>
</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(1) Names of Reporting Persons. I.R.S. Identification Nos. of Above Persons (entities only):</font></div>
</td>
</tr><tr>
<td align="left" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font id="TAB2" style="LETTER-SPACING: 9pt"></font><font id="TAB2" style="LETTER-SPACING: 9pt"></font>12 West Capital Management LP</font></div>
</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">&#160;</td>
</tr><tr>
<td valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(2) Check the Appropriate Box if a Member of a Group (See Instructions)</font></div>
</td>
</tr></table>
</div>

<div>
<div>
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td valign="top" width="5%">&#160;</td>
<td align="left" valign="top" width="7%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(a) [ ]</font></div>
</td>
<td align="left" valign="top" width="88%">&#160;</td>
</tr><tr>
<td valign="top" width="5%">&#160;</td>
<td align="left" valign="top" width="7%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(b) [ ]</font></div>
</td>
<td align="left" valign="top" width="88%">&#160;</td>
</tr></table>
</div>

<br>
<div>
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td colspan="4" valign="top" width="100%" bgcolor="gainsboro" style="TEXT-ALIGN: left; BORDER-TOP: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160; </font></div>
</td>
</tr><tr>
<td colspan="4" valign="top" width="100%" bgcolor="gainsboro" style="TEXT-ALIGN: left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(3) SEC Use Only </font></td>
</tr><tr>
<td colspan="4" valign="top" width="100%" bgcolor="gainsboro" style="BORDER-BOTTOM: black 2px solid; TEXT-ALIGN: left">&#160;</td>
</tr><tr>
<td align="left" colspan="4" valign="top" width="100%">&#160;</td>
</tr><tr>
<td align="left" colspan="4" valign="top" width="100%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(4) Citizenship or Place of Organization: Delaware, United States</font></div>
</td>
</tr><tr>
<td colspan="4" valign="top" width="100%" style="BORDER-BOTTOM: black 2px solid">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="32%">&#160;</td>
<td valign="top" width="20%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="39%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="32%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Number of Shares Beneficially Owned</font></div>
</td>
<td valign="top" width="20%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="39%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="32%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">by Each Reporting Person With</font></div>
</td>
<td align="left" valign="top" width="20%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(5) Sole Voting Power:</font></div>
</td>
<td align="right" valign="top" width="9%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">3,444,949**</font></div>
</td>
<td valign="top" width="39%">&#160;</td>
</tr><tr>
<td valign="top" width="32%">&#160;</td>
<td align="left" valign="top" width="20%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(6) Shared Voting Power:</font></div>
</td>
<td align="right" valign="top" width="9%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">0**</font></div>
</td>
<td valign="top" width="39%">&#160;</td>
</tr><tr>
<td valign="top" width="32%">&#160;</td>
<td align="left" valign="top" width="20%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(7) Sole Dispositive Power:</font></div>
</td>
<td align="right" valign="top" width="9%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">3,444,949**</font></div>
</td>
<td valign="top" width="39%">&#160;</td>
</tr><tr>
<td valign="top" width="32%">&#160;</td>
<td align="left" valign="top" width="20%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(8) Shared Dispositive Power:</font></div>
</td>
<td align="right" valign="top" width="9%" style="BORDER-BOTTOM: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">0**</font></div>
</td>
<td valign="top" width="39%">&#160;</td>
</tr></table>
</div>

<br>
<div style="TEXT-ALIGN: justify">
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td align="left" valign="top" width="92%" style="BORDER-TOP: black 2px solid">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(9) Aggregate Amount Beneficially Owned by Each Reporting Person: 3,444,949**</font></div>
</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions): </font></div>
</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(11) Percent of Class Represented by Amount in Row (9): 9.1%**</font></div>
</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(12) Type of Reporting Person (See Instructions): IA</font></div>
</td>
</tr><tr>
<td valign="top" width="92%" style="BORDER-BOTTOM: black 2px solid">&#160;</td>
</tr></table>
</div>

<div style="TEXT-ALIGN: justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160; </font></div>

<div style="TEXT-ALIGN: justify">
<div style="LINE-HEIGHT: 1.25; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">**</font><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">12 West Capital Management LP (&#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">12 West Management</font>&#8221;) serves as the investment manager to 12 West Capital Fund LP, a Delaware limited partnership (&#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">12 West Onshore Fund</font>&#8221;), and 12 West Capital Offshore Fund LP, a Cayman Islands exempted limited partnership (&#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">12 West Offshore Fund</font>&#8221;), and possesses the sole power to vote and the sole power to direct the disposition of all securities of Casella Waste Systems, Inc. (the &#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">Company</font>&#8221;) held by 12 West Onshore Fund and 12 West Offshore Fund.&#160;&#160;Joel Ramin, as the sole member of 12 West Capital Management, LLC, the general partner of 12 West Management, possesses the voting and dispositive power with respect to all securities beneficially owned by 12 West Management.</font></div>

<div style="LINE-HEIGHT: 1.25; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">
<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">As of December 31, 2012, 12 West Onshore Fund held 2,363,186 shares of Class A common stock of the Company, par value $0.01 per share (the &#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">Common Stock</font>&#8221;), and 12 West Offshore Fund held 1,081,763 shares of Common Stock.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Based on information disclosed by the Company in its Quarterly Report on Form 10-Q for the quarterly period ended October 31, 2012 (File No. 000-23211), filed with the Securities and Exchange Commission on December 4, 2012, there were 37,950,309 shares of Common Stock outstanding as of November 30, 2012.&#160;&#160;As a result of the foregoing, for purposes of Reg. Section 240.13d-3, 12 West Management is deemed to beneficially own 3,444,949 shares of Common Stock, or 9.1% of the shares of Common Stock deemed issued and outstanding as of December 31, 2012.</font></div>
</div>

<div style="LINE-HEIGHT: 1.25; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="LINE-HEIGHT: 1.25; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="LINE-HEIGHT: 1.25; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">
<div style="TEXT-ALIGN: center; LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">-2-</div>
</div>

<div id="PGBRK" style="TEXT-INDENT: 0pt; WIDTH: 100%; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">
<div id="FTR">
<div id="GLFTR" style="WIDTH: 100%" align="left">&#160;</div>
</div>

<div id="PN" style="PAGE-BREAK-AFTER: always; WIDTH: 100%">
<div style="TEXT-ALIGN: center; WIDTH: 100%">&#160;</div>

<div style="TEXT-ALIGN: center; WIDTH: 100%">
<hr style="COLOR: black" noshade size="2">
</div>
</div>

<div id="HDR">
<div id="GLHDR" style="WIDTH: 100%" align="right">&#160;</div>
</div>
</div>

<font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><br>
</font></div>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="FONT-WEIGHT: bold">Item 1(a) Name Of Issuer:</font> Casella Waste Systems, Inc.</font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 1(b) Address of Issuer&#8217;s Principal Executive Offices:</font></div>
</td>
</tr><tr>
<td valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left">25 Greens Hill Lane</div>
</td>
</tr><tr>
<td valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Rutland, Vermont 05701</font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="FONT-WEIGHT: bold">Item 2(a) Name of Person Filing:</font></font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="92%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font id="TAB2" style="LETTER-SPACING: 10pt"></font><font id="TAB2" style="LETTER-SPACING: 10pt"></font>12 West Capital Management LP</font></td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 2(b) Address of Principal Business Office or, if None, Residence:</font></div>
</td>
</tr><tr>
<td align="left" colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">90 Park Avenue</font></div>
</td>
</tr><tr>
<td valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="92%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">41st Floor</font></td>
</tr><tr>
<td valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">New York, New York 10016</font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="FONT-WEIGHT: bold">Item 2(c) Citizenship:</font></font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="92%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font id="TAB2" style="LETTER-SPACING: 10pt"></font><font id="TAB2" style="LETTER-SPACING: 10pt"></font>12 West Capital Management LP is a Delaware limited partnership.</font></td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="FONT-WEIGHT: bold">Item 2(d) Title of Class of Securities:</font> Class A Common Stock, $0.01 par value per share.</font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td align="left" colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="FONT-WEIGHT: bold">Item 2(e) CUSIP No.:</font> 147448104</font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 3. If This Statement Is Filed Pursuant to <font style="DISPLAY: inline; FONT-FAMILY: times new roman">&#167;</font><font style="DISPLAY: inline; FONT-FAMILY: times new roman">&#167;</font>240.13d-1(b) or 240.13d-2(b) or (c), check whether the Person Filing is a:</font></div>
</td>
</tr><tr>
<td colspan="2" valign="top" width="92%">&#160;</td>
</tr><tr>
<td valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="92%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Not Applicable.</font></div>
</td>
</tr></table>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><br>
</font>

<div>
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td align="left" colspan="6" valign="top" width="100%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 4. Ownership.</font></div>
</td>
</tr><tr>
<td colspan="6" valign="top" width="100%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="13%">&#160;</td>
<td align="left" colspan="2" valign="top" width="42%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(a) Amount Beneficially Owned:</font></div>
</td>
<td align="right" valign="top" width="9%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">3,444,949**</font></font></div>
</div>
</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="13%">&#160;</td>
<td colspan="2" valign="top" width="42%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="13%">&#160;</td>
<td align="left" colspan="2" valign="top" width="42%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(b) Percent of Class:</font></div>
</td>
<td align="right" valign="top" width="9%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">9.1%**</font></div>
</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="13%">&#160;</td>
<td colspan="2" valign="top" width="42%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="13%">&#160;</td>
<td align="left" colspan="2" valign="top" width="42%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(c) Number of Shares as to which such person has:</font></div>
</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td colspan="2" valign="top" width="13%">&#160;</td>
<td colspan="2" valign="top" width="42%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td valign="top" width="9%">&#160;</td>
<td colspan="2" valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="38%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(i) sole power to vote or to direct the vote:</font></div>
</td>
<td align="right" valign="top" width="9%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">3,444,949**</font></font></div>
</div>
</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td valign="top" width="9%">&#160;</td>
<td colspan="2" valign="top" width="8%">&#160;</td>
<td valign="top" width="38%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td valign="top" width="9%">&#160;</td>
<td colspan="2" valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="38%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(ii) shared power to vote or to direct the vote:</font></div>
</td>
<td align="right" valign="top" width="9%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">0**</font></div>
</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td valign="top" width="9%">&#160;</td>
<td colspan="2" valign="top" width="8%">&#160;</td>
<td valign="top" width="38%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td valign="top" width="9%">&#160;</td>
<td colspan="2" valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="38%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(iii) sole power to dispose or to direct the disposition of:</font></div>
</td>
<td align="right" valign="top" width="9%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">3,444,949**</font></font></div>
</div>
</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td valign="top" width="9%">&#160;</td>
<td colspan="2" valign="top" width="8%">&#160;</td>
<td valign="top" width="38%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="36%">&#160;</td>
</tr><tr>
<td valign="top" width="9%">&#160;</td>
<td colspan="2" valign="top" width="8%">&#160;</td>
<td align="left" valign="top" width="38%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(iv) shared power to dispose or to direct the disposition of:</font></div>
</td>
<td align="right" valign="top" width="9%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="right"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">0**</font></div>
</td>
<td valign="top" width="36%">&#160;</td>
</tr></table>
</div>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">_____________</font></div>

<div style="TEXT-ALIGN: justify; TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">**</font></font></font></font><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">12 West Capital Management LP (&#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">12 West Management</font>&#8221;) serves as the investment manager to 12 West Capital Fund LP, a Delaware limited partnership (&#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">12 West Onshore Fund</font>&#8221;), and 12 West Capital Offshore Fund LP, a Cayman Islands exempted limited partnership (&#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">12 West Offshore Fund</font>&#8221;), and possesses the sole power to vote and the sole power to direct the disposition of all securities of Casella Waste Systems, Inc. (the &#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">Company</font>&#8221;) held by 12 West Onshore Fund and 12 West Offshore Fund.&#160;&#160;Joel Ramin, as the sole member of 12 West Capital Management, LLC, the general partner of 12 West Management, possesses the voting and dispositive power with respect to all securities beneficially owned by 12 West Management.</font></div>

<div style="TEXT-ALIGN: justify; TEXT-INDENT: 0pt; DISPLAY: block">
<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">As of December 31, 2012, 12 West Onshore Fund held 2,363,186 shares of Class A common stock of the Company, par value $0.01 per share (the &#8220;<font style="DISPLAY: inline; TEXT-DECORATION: underline">Common Stock</font>&#8221;), and 12 West Offshore Fund held 1,081,763 shares of Common Stock.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Based on information disclosed by the Company in its Quarterly Report on Form 10-Q for the quarterly period ended October 31, 2012 (File No. 000-23211), filed with the Securities and Exchange Commission on December 4, 2012, there were 37,950,309 shares of Common Stock outstanding as of November 30, 2012.&#160;&#160;As a result of the foregoing, for purposes of Reg. Section 240.13d-3, 12 West Management is deemed to beneficially own 3,444,949 shares of Common Stock, or 9.1% of the shares of Common Stock deemed issued and outstanding as of December 31, 2012.</font></div>

<br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160; </font></div>

<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160; </font></div>

<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">
<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160; </font></div>

<div style="TEXT-ALIGN: center; LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">-3-</font></font></font></div>

<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160; </font></div>
</div>

<font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><br>
</font></font></font>

<div id="PGBRK" style="TEXT-INDENT: 0pt; WIDTH: 100%; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">
<div id="FTR">
<div id="GLFTR" style="WIDTH: 100%" align="left">&#160;</div>
</div>

<div id="PN" style="PAGE-BREAK-AFTER: always; WIDTH: 100%">
<div style="TEXT-ALIGN: center; WIDTH: 100%">&#160;</div>

<div style="TEXT-ALIGN: center; WIDTH: 100%">
<hr style="COLOR: black" noshade size="2">
</div>
</div>

<div id="HDR">
<div id="GLHDR" style="WIDTH: 100%" align="right">&#160;</div>
</div>
</div>

<font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><br>
</font></font></font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 5. Ownership of Five Percent or Less of a Class</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 72pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Not Applicable.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 6. Ownership of More Than Five Percent on Behalf of Another Person</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Not Applicable.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-WEIGHT: bold"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 7. Identification and Classification of the Subsidiary Which Acquired the </font><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Security Being Reported on by the Parent Holding Company or Control Person</font></font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Not Applicable.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 8. Identification and Classification of Members of the Group</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Not Applicable.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 9. Notice of Dissolution of Group</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Not Applicable.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 10. Certification</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">&#160; </font></div>

<div style="TEXT-ALIGN: justify; TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">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.</font></div>

<div style="TEXT-ALIGN: justify; TEXT-INDENT: 0pt; DISPLAY: block">
<div style="TEXT-ALIGN: center; LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">-4-</div>
</div>

<br>
<div id="PGBRK" style="TEXT-INDENT: 0pt; WIDTH: 100%; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">
<div id="FTR">
<div id="GLFTR" style="WIDTH: 100%" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 8pt">&#160; </font></div>
</div>

<div id="PN" style="PAGE-BREAK-AFTER: always; WIDTH: 100%">
<div style="TEXT-ALIGN: center; WIDTH: 100%"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 8pt">&#160; </font></div>

<div style="TEXT-ALIGN: center; WIDTH: 100%">
<hr style="COLOR: black" noshade size="2">
</div>
</div>

<div id="HDR">
<div id="GLHDR" style="WIDTH: 100%" align="right"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 8pt">&#160; </font></div>
</div>
</div>

<br>
<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold; TEXT-DECORATION: underline">SIGNATURE</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">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.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<div>
<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td valign="top" width="17%">&#160;</td>
<td valign="top" width="24%">&#160;</td>
<td valign="top" width="32%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">February 14, 2013</font></font></td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="17%">&#160;</td>
</tr><tr>
<td valign="top" width="17%">&#160;</td>
<td valign="top" width="24%">&#160;</td>
<td valign="top" width="32%">&#160;</td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="17%">&#160;</td>
</tr><tr>
<td valign="top" width="17%">&#160;</td>
<td valign="top" width="24%">&#160;</td>
<td valign="top" width="32%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">12 WEST CAPITAL MANAGEMENT LP </font></font></td>
<td valign="top" width="9%">&#160;</td>
<td valign="top" width="17%">&#160;</td>
</tr></table>

<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td valign="top" width="41%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="30%">&#160;</td>
<td valign="top" width="13%">&#160;</td>
<td valign="top" width="12%">&#160;</td>
</tr><tr>
<td valign="top" width="41%">&#160;</td>
<td valign="top" width="3%">
<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">By:</font></div>
</td>
<td valign="top" width="30%">
<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">12 WEST CAPITAL MANAGEMENT, LLC, </font></div>
</td>
<td valign="top" width="13%">&#160;</td>
<td valign="top" width="12%">&#160;</td>
</tr><tr>
<td valign="top" width="41%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="30%">its General Partner</td>
<td valign="top" width="13%">&#160;</td>
<td valign="top" width="12%">&#160;</td>
</tr></table>

<table cellpadding="0" cellspacing="0" width="100%" style="FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-SIZE: 10pt; FONT-FAMILY: times new roman">
<tr>
<td valign="top" width="41%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="22%">&#160;</td>
<td valign="top" width="30%">&#160;</td>
</tr><tr>
<td valign="top" width="41%">&#160;</td>
<td valign="top" width="3%">
<div style="LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160; </font></div>
</td>
<td valign="top" width="3%">By:</td>
<td valign="top" width="22%" style="BORDER-BOTTOM: black 2px solid"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline">/s/ Joel Ramin</font></font></font></td>
<td valign="top" width="30%">&#160;</td>
</tr><tr>
<td valign="top" width="41%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="22%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Joel Ramin,</font></font></td>
<td valign="top" width="30%">&#160;</td>
</tr><tr>
<td valign="top" width="41%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="3%">&#160;</td>
<td valign="top" width="22%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">its Sole Member</font></font></td>
<td valign="top" width="30%">&#160;</td>
</tr></table>
</div>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt"><font style="FONT-WEIGHT: bold">Attention: Intentional misstatements or omissions of fact constitute</font></font><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold"> </font></div>

<div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Federal criminal violations (See 18 U.S.C. 1001)</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block"><br>
</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">
<div style="TEXT-ALIGN: center; LINE-HEIGHT: 13.7pt; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">-5-</div>

<br>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
