EX-21.1 5 d264834dex211.htm SUBSIDIARIES Subsidiaries

Exhibit 21.1

QUANTA SERVICES, INC. - SUBSIDIARIES LIST

The following is a list of the significant subsidiaries of Quanta Services, Inc. showing the place of incorporation or organization and the names under which each subsidiary does business. The names of certain subsidiaries are omitted as such subsidiaries, considered as a single subsidiary, would not constitute a significant subsidiary.

 

Subsidiary

    State of Incorporation

129888 Alberta Ltd.

    Alberta

618232 Alberta Ltd.

    Alberta

All Power Products Inc.

    Alberta

Allteck Line Contractors (USA), Inc.

    Washington

Allteck Line Contractors Inc.

    British Columbia

Blair Park Services, LLC

    Delaware

InfraSource Blair Park Services, LLC

   

CAN-FER Utility Services, LLC

    Delaware

Quanta Utility Services, LLC

   

CCLC, Inc.

    Delaware

CMI Services, Inc.

    Florida

Communication Man Power

   

FL CMI Services, Inc.

   

Florida CMI Services, Inc.

   

Coe Drilling Pty Ltd.

    Victoria, Australia

Conam Construction Co.

    Texas

Conti Communications, Inc.

    Delaware

Croce Electric Company, Inc.

    Delaware

Croce Electric Company

   

Crux Subsurface, Inc.

    Delaware

Inland Pacific Drill Supply

   

Quanta LXV Acquisition, Inc.

   

Dacon Corporation

    Delaware

Dashiell Corporation

    Delaware

Dacon Corporation

   

Dashiell (DE) Corporation

   

Digco Utility Construction, L.P.

    Delaware

Brown Engineering

   

Ranger Field Services

   

Dillard Smith Construction Company

    Delaware

Dillard Smith Construction Company (Delaware)

   

P.D.G. Electric

   

E A Technical Services, Inc.

    Georgia

EHV Elecon, Inc.

    Puerto Rico

EHV Power ULC

    British Columbia

Energy Construction Services, Inc.

    Delaware

Engineering Associates, Inc.

    Georgia

Engineering Associates Consulting, Inc.

   

Engineering Associates of Georgia, Inc.

   

Quanta Engineering Associates, Inc.

   

 

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Subsidiary

    State of Incorporation

Five Points Construction Co.

    Texas

Global Enercom Management, Inc.

    Delaware

Golden State Utility Co.

    Delaware

Delaware Golden State Utility Co.

   

H. C. Price Canada Company

    Nova Scotia

H.L. Chapman Pipeline Construction, Inc.

    Delaware

DB Utilities

   

Chapman Pipeline Construction, Inc., H.L.

   

Sullivan Welding

   

InfraSource Construction, LLC

    Delaware

IUC Illinois, LLC

   

IUC Missouri, LLC

   

IUC Nebraska, LLC

   

IUC North Dakota, LLC

   

IUC Washington, LLC

   

IUS Wisconsin, LLC

   

InfraSource Construction Services, LLC

    Georgia

InfraSource Field Services, LLC

    Delaware

InfraSource Incorporated

    Delaware

InfraSource Installation, LLC

    Delaware

InfraSource, LLC

    Delaware

IUS Underground, LLC

   

InfraSource Pipeline Facilities, Inc.

    North Carolina

Bradford Brothers, Inc.

   

BBI Bradford Brothers, Incorporated

   

Quanta Underground

   

Quanta Underground Services

   

Quanta Underground Services, Inc.

   

InfraSource Services, Inc.

    Delaware

InfraSource Telecommunication Services, LLC

    Delaware

InfraSource Transmission Services Company

    Arizona

InfraSource Underground Construction, Inc.

    Delaware

IUC Michigan, Inc.

   

IUC Texas, Inc.

   

InfraSource Underground Services Canada, Inc.

    Delaware

Inline Devices, LLC

    Texas

IonEarth, LLC

    Michigan

Intermountain Electric, Inc.

    Colorado

Colorado IM Electric

   

Grand Electric

   

IME

   

Irby Construction Company

    Mississippi

Irby Construction Company, Inc.

   

Okay Construction Company

   

Island Mechanical Corporation

    Hawaii

Lindsey Electric, L.P.

    Texas

Manuel Bros., Inc.

    Delaware

 

2

Subsidiary

    State of Incorporation

Renaissance Construction

   

Western Directional

   

McGregor Construction 2000 Ltd

    Alberta

McGregor Power Line Construction Ltd

    Saskatchewan

Mears Canada Corp.

    Nova Scotia

Mears Group, Inc.

    Delaware

DE Mears Group, Inc.

   

Mears Group Pty Ltd

    Victoria, Australia

Allteck Power

   

Mears/CPG LLC

    Michigan

Mearsmex S. de R.L. de C.V.

    Mexico

Mejia Personnel Services, Inc.

    Texas

Microline Technology Corporation

    Michigan

M.J. Electric, LLC

    Delaware

M.J. Electric, LLC Iron Mountain

   

M.J. Electric, Iron Mountain

   

Iron Mountain M.J. Electric, LLC

   

Great Lakes Line Builders

   

M.J. Electric California, Inc.

    Delaware

North Houston Pole Line, L.P.

    Delaware

North Houston Pole Line Corp.

   

Quanta Foundation Services

   

Quanta Foundation Services, Limited Partnership

   

North Sky Communications, Inc.

    Delaware

Sky Communications

   

North Sky Engineering, Inc.

    Delaware

Nova NextGen Solutions, LLC

    Delaware

O. J. Pipelines Canada Corporation

    New Brunswick

O. J. Pipelines Canada Limited Partnership.

    Alberta

O. J. Industrial Maintenance

   

RMS Welding Systems

   

PAR Electrical Contractors, Inc.

    Missouri

Computapole

   

Longfellow Drilling

   

Longfellow Drilling, Inc.

   

Par Infrared Consultants

   

Riggin & Diggin Line Construction

   

Seaward

   

Seaward Corporation

   

Union Power Construction Company

   

PAR Internacional, S. de R.L. de C.V.

    Mexico

Parkside Site & Utility Company Corporation

    Delaware

Parkside Utility Construction Corp.

    Delaware

Pauley Construction Inc.

    Arizona

Potelco, Inc.

    Washington

Kingston Constructors

   

Kuenzi Construction

   

 

3

Subsidiary

   

State of Incorporation

NorAm Telecommunications

   

Potelco Incorporated

   

Price Gregory Construction, Inc.

    Delaware

Price Gregory International, Inc.

    Delaware

Price Gregory Services, LLC

    Delaware

Professional Teleconcepts, Inc.

    Illinois

Professional Teleconcepts of Illinois

   

Professional Teleconcepts, Inc.

    New York

Professional Teleconcepts of New York

   

NY Professional Teleconcepts

   

NY Professional Teleconcepts, Inc.

   

PWR Financial Company

    Delaware

PWR Network, LLC

    Delaware

QPS Engineering, LLC

    Delaware

QSI Finance Canada ULC

    British Columbia

QSI Finance I (US), Inc.

    Delaware

QSI Finance II (Lux) S.à r.l

    Luxembourg

QSI Finance III (Canada) ULC

    British Columbia

QSI Finance IV (Canada) ULC

    British Columbia

QSI Finance V (US), LLP

    Delaware

QSI Finance VI (Canada) ULC

    British Columbia

QSI Finance VII (Canada) Limited Partnership

    British Columbia

QSI Finance VIII (Canada) ULC

    British Columbia

QSI Finance IX (Canada) Limited Partnership

    British Columbia

QSI, Inc.

    Delaware

Quanta Asset Management LLC

    Delaware

Quanta Associates, L.P.

    Texas

Quanta Capital Solutions, Inc.

    Delaware

Quanta Construction Services, Inc.

    Delaware

Quanta Delaware, Inc.

    Delaware

Quanta Government Services, Inc.

    Delaware

Quanta Government Solutions, Inc.

    Delaware

Quanta Holdings 1 GP, LLC

    Delaware

Quanta International Holdings, Ltd.

    British Virgin Islands

Quanta International Limited

    British Virgin Islands

Quanta Philippines

   

Quanta International Services, Inc.

    Delaware

Quanta LXVI Acquisition, Inc.

    Delaware

Quanta LXVII Acquisition, Inc.

    Delaware

Quanta LXVIII Acquisition, Inc.

    Delaware

Quanta LXIX Acquisition, Inc.

    Delaware

Quanta LXX Acquisition, Inc.

    Delaware

Quanta LXXI Acquisition, Inc.

    Delaware

Quanta LXXII Acquisition, Inc.

    Delaware

Quanta LXXIII Acquisition, Inc

    Delaware

Quanta Middle East, LLC

    Qatar

Quanta Pipeline Services, Inc.

    Delaware

 

4

Subsidiary

    State of Incorporation

Quanta Power Generation, Inc.

    Delaware

Quanta Fossil Power

   

Quanta Renewable Energy

   

Quanta Power Solutions India Private Limited

    India

Quanta Receivables, L.P.

    Delaware

Quanta Services Africa (PTY) LTD.

    South Africa

Ambrizo Investments 469 (PTY) LTD.

   

Quanta Services CC Canada Ltd.

    British Columbia

Quanta Services Colombia S.A.S.

    Colombia

Quanta Services Contracting, Inc.

    Delaware

Quanta Services Costa Rica Ltda.

    Costa Rica

Quanta Services Guatemala Ltda.

    Guatemala

Quanta Services (India) Ltd.

    British Virgin Islands

Quanta Services Management Partnership, L.P.

    Texas

Quanta Services Netherlands B.V.

    Netherlands

Quanta Technology Europe

   

Quanta Services of Canada Ltd.

    British Columbia

Quanta Tecnologia do Brasil Ltda.

    Brazil

Quanta Technology Canada ULC

    British Columbia

Quanta Technology, LLC

    Delaware

Quanta Utility Installation Company, Inc.

    Delaware

Quanta Utility Services – Gulf States, Inc.

    Delaware

De Southeast Pipeline Construction, Inc.

   

Quanta Utility Services of Canada Inc.

    British Columbia

Quanta Wireless Solutions, Inc.

    Delaware

Conti Communications

   

Conti Communications, Inc.

   

Spectrum Construction Contracting

   

Spectrum Construction Contracting, Inc.

   

Telecom Network Specialist

   

Telecom Network Specialist, Inc.

   

TNS

   

QuantaWorks, LLC

    Delaware

Realtime Engineers, Inc.

    Delaware

Realtime Utility Engineers, Inc.

    Wisconsin

InfraSource Engineering Company

   

InfraSource Engineering Company, PC

   

Road Bore Corporation

    Hawaii

Servicios Par Electric, S. de R.L. de C.V.

    Mexico

Sharp’s Construction Services 2006 Ltd.

    Alberta

Southwest Trenching Company, Inc.

    Texas

Spalj Construction Company

    Delaware

Delaware Spalj Construction

   

Dot 05 Optical Communications

   

Driftwood Electrical Contractors

   

Fiber Technologies, Inc.

   

Smith Contracting

   

 

5

Subsidiary

    State of Incorporation

Span-Con of Deerwood

   

Tjader & Highstrom

   

Thorstad Brother Tiling

   

Wilson Roadbores

   

Sumter Utilities, Inc.

    Delaware

Sumter Builders Construction Contracting

   

Sunesys, LLC

    Delaware

Sunesys, LLC of Delaware

   

Sunesys of Massachusetts, LLC

    Delaware

Sunesys of Virginia, Inc.

    Virginia

The Ryan Company, Inc.

    Massachusetts

Eastern Communications

   

Ryan Company Inc. (The)

   

The Ryan Company Inc. of Massachusetts

   

The Ryan Company of Massachusetts

   

The Ryan Company Incorporated of Massachusetts

   

The Ryan Company Incorporated Electrical Contractors

   

Tjader, L.L.C.

    Delaware

Tom Allen Construction Company

    Delaware

TA Construction

   

Allen Construction Company, Tom

   

Total Quality Management Services, LLC

    Delaware

Trawick Construction Company, Inc.

    Florida

InfraSource Construction Technologies

   

Trawick Construction Co., Inc.

   

Underground Construction Co., Inc.

    Delaware

Delaware Underground Construction Co.

   

Maryland Underground Construction Co., Inc.

   

Underground Construction Co., Inc. (Delaware)

   

UCC-Underground Construction Co., Inc.

   

Utilimap Corporation

    Missouri

Utility Line Management Services, Inc.

    Delaware

Utility Locate & Mapping Services, Inc.

    Virginia

Valard Construction Ltd.

    British Columbia

Quanta Services EC Canada Ltd.

   

Valard Construction LP

    Alberta

Valard Construction 2008 Ltd.

    Alberta

Valard Construction (Manitoba) Ltd.

    Manitoba

Valard Construction (Ontario) Ltd.

    Ontario

Valard Wellpoint Systems Ltd.

    Alberta

VCI Construction, Inc.

    Delaware

VCS Sub, Inc.

    California

Winco, Inc.

    Oregon

Winco Powerline Services

   

Winco Powerline Services, Inc.

   

 

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