1-800-GOT-JUNK? LLC

A. Tenenbaum Company, Inc.
Actelios S.p.A.
American Remedial Technologies Inc.
ATC Group Services Inc.
Aurea
Avalon Holdings Corporation [AWX]
Avangard Innovative

Bechtel National, Inc.
Befesa Medio Ambiente, S.A.
Bennett Environmental Inc.
BHE Environmental, Inc.
Biffa Limited
Brown and Caldwell
Bryan A. Stirrat & Associates

CAL INC
Cape Environmental Management Inc.
Caprius, Inc.
Casella Waste Systems, Inc. [CWST]
China Recycling Energy Corporation [CREG]
Clean Harbors, Inc. [CLH]
Commodore Applied Technologies, Inc. [CXIA]
Compass Environmental
Consolidated Envirowaste Industries Inc.
Constructions Industrielles de la Méditerranée
Corvera Abatement Technologies, Inc.
Covanta Holding Corporation [CVA]

Darling International Inc. [DAR]
Deffenbaugh Industries, Inc.
Delta Mutual, Inc.
Derichebourg
Ducon Technologies Inc.

Eastern Environment Solutions, Corp. [EESC]
ECO2 Plastics, Inc.
Ecology and Environment, Inc. [EEI]
EMLab P&K, LLC
EnergySolutions, Inc. [ES]
EnGlobe Corp.
ENSR International Corp.
Environmental Enterprise Group, Inc.
Environmental Health & Engineering, Inc.
Environmental Resources Management Group, Inc.

Gallegos Sanitation, Inc.
Geo-Marine, Inc.
GeoTek Engineering & Testing Services, Inc.
GeoTrans, Inc.
GreenShift Corporation [GERS]
Guanwei Recycling Corp. [GPRC]
GZA GeoEnvironmental Inc.

Handex Consulting and Remediation, LLC
Heckmann Corporation
Heritage Environmental Services, LLC
Holguin, Fahan & Associates, Inc.

Imperial Petroleum Recovery Corporation [IRECQ]
Industrial Services of America, Inc. [IDSA]
Intechra LLC

Kaiser Group Holdings, Inc.
Kaiser Ventures, LLC
KEMRON Environmental Services, Inc.
Keywell L.L.C.

LondonWaste Ltd

Mercury Recycling Group PLC
Mercury Waste Solutions, Inc.
Metech International, Inc.

Native Environmental, LLC
Navarro Research and Engineering, Inc.
NCM Demolition and Remediation, LP
Nuclear Fuel Services, Inc.

OAKLEAF Waste Management, LLC
OP-TECH Environmental Services, Inc. [OPST]
Oran Environmental Solutions Limited
OYO Corporation

Panther Technologies, Inc.
PDG Environmental, Inc. [PDGE]
Perma-Fix Environmental Services, Inc. [PESI]
Portage, Inc.
Precision Assessment Technology Corporation
Precision Environmental Company
Prime Plastic Products, Inc.
Professional Service Industries, Inc.
Progressive Waste Solutions Ltd. [BIN]
Project Enhancement Corporation
Promotora Ambiental, S. A.B. de C. V.
PSC, LLC

Rechargeable Battery Recycling Corporation
Recology Inc.
Remondis AG & Co. KG
Republic Services, Inc. [RSG]
RPS Group Plc
Rumpke Consolidated Companies, Inc.

Safety and Ecology Corporation
Safety-Kleen, Inc.
Séché Environnement SA
SC&A Inc.
Sellafield Ltd
Sevenson Environmental Services, Inc.
Shanks Group plc
Sharps Compliance Corp. [SMED]
Shaw Environmental & Infrastructure, Inc.
Soave Enterprises LLC
Stericycle, Inc. [SRCL]
Synagro Technologies, Inc.

Tetra Tech EM Inc.
Tetra Tech NUS, Inc.
The Cadmus Group, Inc.
The Environmental Quality Company
The Lemna Corporation Inc.
Titan Technologies, Inc. [TITT]
TM Deer Park Services Limited Partnership
TOXCO Inc.
TRC Companies, Inc. [TRR]
Tri-Tech Holding Inc. [TRIT]
Tyree Organization, Ltd.

Upstate Shredding LLC
US Ecology, Inc. [ECOL]

Veolia Environmental Services North America Corp.
Veolia Environnement SA [VE]
Veolia ES Technical Solutions LLC
Vista International Technologies Inc.

Waste Connections, Inc. [WCN]
Waste Control Specialists LLC
Waste Industries USA, Inc.
Waste Management, Inc. [WM]
Waste Recycling Group Limited
WasteFocus, L.L.C.
Wastren Advantage, Inc.
WCA Waste Corporation
Weston Solutions, Inc.
Wise Recycling LLC
WM Recycle America, LLC