Exhibit 21.1
  COVANTA
    HOLDING CORPORATION  LIST OF SUBSIDIARIES
  Jurisdiction ofCompany Name

Incorporation8309 Tujunga Avenue Corp.

CaliforniaAC LINES LLC

DelawareAmerican Commercial Lines Holdings LLC

DelawareBal-Sam India Holdings Limited

MauritiusBurney Mountain Power

CaliforniaCapital Compost & Waste Reduction Services, LLC

New YorkCapstone Surety Insurance Services, Inc.

CaliforniaCentral Valley Biomass Holdings, LLC

DelawareCentral Valley Fuels Management Inc.

DelawareCovanta Abington Transfer Solutions LLC.

DelawareCovanta Alexandria/Arlington, Inc.

VirginiaCovanta ARC Company

DelawareCovanta ARC Holdings, Inc.

DelawareCovanta ARC LLC

DelawareCovanta B-3, LLC

New YorkCovanta Babylon, Inc.

New YorkCovanta Bangladesh Operating Limited

BangladeshCovanta Berkshire Holdings, Inc.

New YorkCovanta Berkshire Operations, Inc.

New YorkCovanta Bessemer, Inc.

DelawareCovanta Biofuels, Inc.

DelawareCovanta Bristol, Inc.

ConnecticutCovanta Burnaby Renewable Energy , Inc.

QuebecCovanta Capital District II LLC

DelawareCovanta Capital District LLC

DelawareCovanta Capital District, L.P.

DelawareCovanta Cayman (Rojana) Limited

CaymanCovanta Cayman (Sahacogen) Limited

CaymanCovanta Company of SEMASS, L.P.

DelawareCovanta Connecticut (S.E.), LLC

DelawareCovanta Delano, Inc.

DelawareCovanta Delaware Valley II, LLC

DelawareCovanta Delaware Valley LLC

DelawareCovanta Delaware Valley, L.P.

DelawareCovanta Development Company LLC

DelawareCovanta Energy (Ireland) Limited

IrelandCovanta Energy (Thailand) Limited

ThailandCovanta Energy (UK) Limited

United KingdomCovanta Energy Americas, Inc.

DelawareCovanta Energy Asia Holdings Ltd.

MauritiusCovanta Energy Asia Pacific Holdings Limited

ChinaCovanta Energy Asia Pacific Limited

Hong KongCovanta Energy Asia, Inc.

DelawareCovanta Energy China (Delta) Ltd.

MauritiusCovanta Energy China (Gamma) Ltd.

MauritiusCovanta Energy Corporation

Delaware 138




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Jurisdiction ofCompany Name

IncorporationCovanta Energy Europe, Inc.

DelawareCovanta Energy Group, Inc.

DelawareCovanta Energy India (Balaji) Ltd.

MauritiusCovanta Energy India (CBM) Limited

MauritiusCovanta Energy India (Samalpatti) Ltd.

MauritiusCovanta Energy India Private Limited

IndiaCovanta Energy International Investments Limited

MauritiusCovanta Energy Limited

EnglandCovanta Energy Marketing LLC

DelawareCovanta Energy Philippine Holdings, Inc.

PhilippinesCovanta Energy Resource Corp.

DelawareCovanta Energy Services, Inc.

DelawareCovanta Engineering Services, Inc.

New JerseyCovanta ES, Inc.

DelawareCovanta Essex Company

New JerseyCovanta Essex II, LLC

DelawareCovanta Essex LLC

DelawareCovanta Europe Holdings S.a.r.l.

LuxembourgCovanta Europe Engineering Limited

IrelandCovanta Europe Operations Limited

IrelandCovanta Fairfax, Inc.

VirginiaCovanta Five Ltd.

MauritiusCovanta Four Ltd.

MauritiusCovanta Frederick/Carroll, Inc.

MarylandCovanta Funds Administration, Inc.

DelawareCovanta Hampton Roads LLC

VirginiaCovanta Harford, Inc.

MarylandCovanta Harrisburg, Inc.

DelawareCovanta Haverhill Associates

MassachusettsCovanta Haverhill Properties, Inc.

MassachusettsCovanta Haverhill, Inc.

MassachusettsCovanta Hawaii Energy LLC

HawaiiCovanta Hempstead Company

New YorkCovanta Hempstead II, LLC

DelawareCovanta Hempstead LLC

DelawareCovanta Hennepin Energy Resource Co., Limited Partnership

DelawareCovanta Hillsborough, Inc.

FloridaCovanta Holding Corporation

DelawareCovanta Holding Limited

United KingdomCovanta Honolulu Resource Recovery Venture

HawaiiCovanta Hudson Valley Renewable Energy LLC

DelawareCovanta Huntington Limited Partnership

DelawareCovanta Huntington Resource Recovery One Corp.

DelawareCovanta Huntington Resource Recovery Seven Corp.

DelawareCovanta Huntsville, Inc.

AlabamaCovanta Hydro Operations West, Inc.

DelawareCovanta India Operating Private Limited

IndiaCovanta Indianapolis, Inc.

IndianaCovanta Insurance Holdings Corporation

Delaware 139




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Jurisdiction ofCompany Name

IncorporationCovanta Italy Holding, S.r.l.

ItalyCovanta Italy I S.r.l.

ItalyCovanta Italy II S.r.l.

ItalyCovanta Kent, Inc.

MichiganCovanta Lake Holding Corp.

DelawareCovanta Lake II, Inc.

FloridaCovanta Lancaster, Inc.

PennsylvaniaCovanta Lee, Inc.

FloridaCovanta Long Beach Renewable Energy Corp.

DelawareCovanta Long Island, Inc.

DelawareCovanta MacArthur Renewable Energy, Inc.

New YorkCovanta Madurai Operating Private Limited

IndiaCovanta Maine, LLC

IllinoisCovanta Marion Land Corp.

OregonCovanta Marion, Inc.

OregonCovanta Mauritius O&M Ltd.

CaymanCovanta Mendota Holdings, Inc.

DelawareCovanta Mendota, L.P.

CaliforniaCovanta Mid-Conn., Inc.

ConnecticutCovanta Montgomery, Inc.

MarylandCovanta Niagara II, LLC

DelawareCovanta Niagara LLC

DelawareCovanta Niagara, L.P.

DelawareCovanta Oahu Waste Energy Recovery, Inc.

CaliforniaCovanta Omega Lease, Inc.

DelawareCovanta One Ltd.

MauritiusCovanta Onondaga Five Corp.

DelawareCovanta Onondaga Four Corp.

DelawareCovanta Onondaga Limited Partnership

DelawareCovanta Onondaga Operations, Inc.

DelawareCovanta Onondaga Three Corp.

DelawareCovanta Onondaga Two Corp.

DelawareCovanta Onondaga, Inc.

New YorkCovanta Operations of SEMASS II, LLC

DelawareCovanta Operations of SEMASS LLC

DelawareCovanta Operations of Union LLC

New JerseyCovanta OPW Associates, Inc.

ConnecticutCovanta OPWH, Inc.

DelawareCovanta Otay 3 Company

CaliforniaCovanta Pasco, Inc.

FloridaCovanta Philippines Operating, Inc.

CaymanCovanta Pinellas, Inc.

FloridaCovanta Pittsfield, LLC

New YorkCovanta Plymouth Energy Corp.

DelawareCovanta Plymouth GP Corp.

DelawareCovanta Plymouth Investments Corp.

DelawareCovanta Plymouth Renewable Energy Limited Partnership

DelawareCovanta Plymouth, Inc.

DelawareCovanta Power Development of Mauritius, Inc.

Delaware 140




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Jurisdiction ofCompany Name

IncorporationCovanta Power Development, Inc.

DelawareCovanta Power International Holdings, Inc.

DelawareCovanta Power LLC

DelawareCovanta Power Pacific, Inc.

CaliforniaCovanta Power Plant Operations

CaliforniaCovanta Projects of Hawaii, Inc.

HawaiiCovanta Projects of Wallingford, L.P.

DelawareCovanta Projects, Inc.

DelawareCovanta Ref-Fuel Finance LLC

DelawareCovanta Ref-Fuel Holdings LLC

DelawareCovanta Ref-Fuel II LLC

DelawareCovanta Ref-Fuel LLC

DelawareCovanta Ref-Fuel Management II, LLC

DelawareCovanta Ref-Fuel Management LLC

DelawareCovanta Renewable Energy Detroit, LLC

DelawareCovanta Renewable Fuels LLC

DelawareCovanta Research & Technology, LLC

DelawareCovanta Rookery South Limited

United KingdomCovanta RRS Holdings, Inc.

DelawareCovanta Samalpatti Operating Private Limited

IndiaCovanta SBR Associates

MassachusettsCovanta SECONN LLC

DelawareCovanta Secure Services, LLC

DelawareCovanta SEMASS II, LLC

DelawareCovanta SEMASS LLC

DelawareCovanta SEMASS, L.P.

DelawareCovanta Southeastern Connecticut Company

ConnecticutCovanta Southeastern Connecticut, L.P.

DelawareCovanta Southeastern Florida Renewable Energy LLC

DelawareCovanta Springfield, LLC

New YorkCovanta Stanislaus, Inc.

CaliforniaCovanta Systems, LLC

DelawareCovanta Three Ltd.

MauritiusCovanta Two Ltd.

MauritiusCovanta Union, Inc.

New JerseyCovanta WBH, LLC

DelawareCovanta Wallingford Associates, Inc.

ConnecticutCovanta Warren Energy Resource Co., Limited Partnership

DelawareCovanta Warren Holdings I, Inc.

VirginiaCovanta Warren Holdings II, Inc.

CaliforniaCovanta Waste to Energy Asia Investments

MauritiusCovanta Waste to Energy Asia Ltd.

MauritiusCovanta Waste to Energy Asia Limited

Hong KongCovanta Waste to Energy of Italy, Inc.

DelawareCovanta Waste to Energy, LLC

DelawareCovanta Water Holdings, Inc.

DelawareCovanta Water Systems, Inc.

DelawareCovanta York Renewable Energy LLC

DelawareDanielson Indemnity Company

Missouri 141




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Jurisdiction ofCompany Name

IncorporationDanielson Insurance Company

CaliforniaDanielson National Insurance Company

CaliforniaDanielson Reinsurance Corporation

MissouriDublin Waste to Energy (Holdings) Limited

IrelandDublin Waste to Energy Limited

IrelandDSS Environmental, Inc.

New YorkEdison (Bataan) Cogeneration Corporation

PhilippinesEnereurope Holdings III, B.V.

NetherlandsGenerating Resource Recovery Partners L.P.

CaliforniaGOA Holdings Limited

MauritiusHaverhill Power, LLC

DelawareHidro Operaciones Don Pedro S.A.

Costa RicaLMI, Inc. d/b/a Landfill Management, Inc.

MassachusettsM OConnor LLC

DelawareMadurai Power Corporation Private Limited

IndiaMagellan Cogeneration, Inc.

PhilippinesMichigan Waste Energy, Inc.

DelawareMount Kisco Transfer Station, Inc.

New YorkMSW Energy Erie LLC

DelawareMSW Energy Finance Co. II, Inc.

DelawareMSW Energy Finance Co., Inc.

DelawareMSW Energy Holdings II LLC

DelawareMSW Energy Holdings LLC

DelawareMSW Energy Hudson LLC

DelawareMSW I Sub, LLC

DelawareMt. Lassen Power

CaliforniaNational American Insurance Company of California (d/b/a
    Contractors Business Resource)

CaliforniaNew Covanta Lake Holding

DelawareOgden Energy (Gulf) Limited

MauritiusOgden Energy India (Bakreshwar) Ltd.

MauritiusOgden Power Development  Cayman, Inc.

CaymanOgden Taiwan Investments Limited

MauritiusOLMEC Insurance Ltd.

BermudaOPI Quezon, LLC

DelawarePacific Energy Operating Group, L.P.

CaliforniaPacific Energy Resources Incorporated

CaliforniaPacific Hydropower Company

CaliforniaPacific Oroville Power, Inc.

CaliforniaPacific Recovery Corporation

CaliforniaPacific-Ultrapower Chinese Station

CaliforniaPacific Wood Fuels Company

CaliforniaPeabody Monofill Associates, Inc.

MassachusettsPenstock Power Company

CaliforniaPower Operations and Maintenance Ltd.

BermudaRecycling Industries Transfer Station, LLC

New YorkSamalpatti Power Company Private Limited

IndiaSEMASS Partnership

MassachusettsTaixing Covanta Yanjiang Cogeneration Co Ltd.

ChinaThermendota, Inc.

California 142




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Jurisdiction ofCompany Name

IncorporationTransRiver Canada Incorporated

Nova ScotiaTransRiver II, LLC

DelawareTransRiver LLC

DelawareTransRiver Marketing Company, L.P. (d/b/a ARCNET Marketing
    Company)

DelawareTransRiver Philadelphia LLC

DelawareTransRiver Portsmouth LLC

VirginiaTransRiver Transfer Systems LLC

DelawareTransRiver Waste LLC

DelawareUAH Management Corp.

New York  143