Exhibit 21.1
Quanta Services, Inc.
Subsidiaries List
The following is a list of the subsidiaries of Quanta Services, Inc. showing the jurisdiction of incorporation or organization and the names under which each subsidiary does business (in italics). The names of certain subsidiaries may be omitted as such subsidiaries, considered as a single subsidiary, would not constitute a significant subsidiary.
Subsidiary and Names Under Which Subsidiary Does Business | Jurisdiction of Incorporation or Organization | ||||
1 Diamond, LLC Cutting Technology - 1 Diamond, LLC | Delaware | ||||
1Diamond AS | Norway | ||||
618232 Alberta Ltd. ValAir | Alberta | ||||
8246408 Canada Inc. G-TEK G-Vac Advanced Electric Systems, LLC | Quebec | ||||
Advanced Utility Testing & Maintenance, LLC Utility Testing & Maintenance, LLC | Delaware | ||||
Alexander Publications, LLC | California | ||||
Allteck GP Ltd. | British Columbia | ||||
Allteck Limited Partnership | British Columbia | ||||
Allteck USA, LLC | Deleware | ||||
Apprenticeship Programs, Inc | Idaho | ||||
Arnett & Burgess Oil Field Construction Limited | Alberta | ||||
Arnett & Burgess Pipeliners (Rockies) LLC | Delaware | ||||
Arnett & Burgess Pipeliners Ltd. | Alberta | ||||
B&N Clearing and Environmental, LLC | Delaware | ||||
Banister Pipelines Constructors GP Ltd. | British Columbia | ||||
Banister Pipelines Limited Partnership | British Columbia | ||||
Blackbox Technologies International | Texas | ||||
Blattner Canada, LLC | Minnesota | ||||
Blattner Energy, LLC Blattner Energy, PLLC | Minnesota | ||||
Blattner Holding Company, LLC Blattner Company | Minnesota | ||||
Blattner Investments, LLC | Minnesota | ||||
Brent Woodward, Inc. | Oregon | ||||
Brink Constructors, Inc. Brink Constructors, Inc. A Corporation Of South Dakota | South Dakota | ||||
Cable Communication Services, LLC | Delaware | ||||
Calico Real Properties, LLC | Delaware | ||||
CanACRE (U.S.A.) Inc. | Delaware | ||||
CanACRE (USA) Brokerage, Inc. | Delaware | ||||
CanACRE Ltd. | British Columbia | ||||
Canadian Utility Construction GP Ltd. | British Columbia |
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Canadian Utility Construction Limited Partnership | British Columbia | ||||
Carolina Power & Signalization, LLC | Delaware | ||||
Catalyst Changers Inc. | Alberta | ||||
Catalyst Changers Trinidad, ULC | British Columbia | ||||
Cat-Spec, Ltd. Cat Spec Limited, LP Cat Spec, Ltd CAT SPEC, Ltd. Cat Spec, Ltd. L.P. Cat Spec, Ltd., LP Cat Spec., Ltd. LP Cat-Spec Ltd, LP CAT-SPEC, Limited Partnership CAT-SPEC, Limited Partnership (Regd Name) CAT SPEC, Ltd. (Part Name) Cat-Spec, Ltd (A Domestic limited Partnership) Cat-Spec, Ltd. Limited Partnership Cat-Spec, Ltd., L.P. Cat-Spec, Ltd., LP (Used in VA By: Cat-Spec, Ltd.) | Texas | ||||
Citadel Industrial Services, Ltd. Citadel Industrial Services, L.P. Citadel Industrial Services, Ltd. Limited Partnership Citadel Industrial Services, Ltd., L.P. | Texas | ||||
Coe Drilling Pty Ltd. | Australia | ||||
Conam Construction Co. Conam Construction Co., Inc. | Texas | ||||
Consolidated Power Projects Australia Pty Ltd Conpower Consolidated Power Industries | Australia | ||||
Conti Communications, Inc. | Delaware | ||||
Crux Subsurface Canada Ltd. | British Columbia | ||||
Crux Subsurface, Inc. | Delaware | ||||
D.H. Blattner & Sons, Inc. | Minnesota | ||||
D.H. Blattner & Sons, LLC | Minnesota | ||||
Dacon Corporation | Delaware | ||||
Dashiell Corporation Dashiell (DE) Corporation (Dashiell Corporation) Dashiell Corporation DBA Dashiell (DE) Corporation Dacon Corporation | Delaware | ||||
Dashiell MI Corporation | Delaware | ||||
Digco Utility Construction, L.P. Digco Utility Construction Limited Partnership | Delaware | ||||
DOD Fueling Contractors Pty Ltd. | Australia | ||||
Dorado Specialty Services, Ltd. Dorado Specialty Services, L.P. Dorado Specialty Services, Ltd. L.P. Dorado Specialty Services, Ltd. Limited Partnership Dorado Specialty Services. Ltd., L.P. | Texas | ||||
EHV Power ULC | British Columbia | ||||
Elite Construction of Ocala, LLC | Delaware | ||||
Elite Fabrication, Ltd. Elite Fabrication, LP | Texas |
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Elite Piping & Civil, Ltd. Elite Piping & Civil Limited Partnership Elite Piping & Civil Ltd, L.P. Elite Piping & Civil, Limited Partnership Elite Piping & Civil, Ltd. Limited Partnership Elite Piping & Civil, Ltd., L.P. Elite Piping and Civil, L.P. | Texas | ||||
Elite Turnaround Specialists, Ltd. Elite Turnaround Specialists Limited Partnership Elite Turnaround Specialists Limited Lp Elite Turnaround Specialists Limited Partnership Elite Turnaround Specialists Ltd. L.P. Elite Turnaround Specialists, L.p. Elite Turnaround Specialists, Limited Partnership ELITE TURNAROUND SPECIALISTS, LTD Elite Turnaround Specialists, Ltd, Lp Elite Turnaround Specialists, Ltd. Limited Partnership Elite Turnaround Specialists, Ltd., LP | Texas | ||||
Energy Consulting Group, LLC | Delaware | ||||
Energy Services West, LLC | Delaware | ||||
Energy Services, West | Delaware | ||||
Enscope Pty Ltd | Australia | ||||
FiberTel, LLC Fibertel Communications | Utah | ||||
FIC GP, LLC | Delaware | ||||
Field Personnel Services, LLC | Delaware | ||||
First Infrastructure Capital Advisors, LLC | Delaware | ||||
First Infrastructure Capital GP, L.P. | Delaware | ||||
Five Points Construction Co. | Texas | ||||
Flare Construction, LLC Flare Construction, Inc. | Utah | ||||
Fleet Services West, LLC | Delaware | ||||
Grid Creative, Inc. | Idaho | ||||
Grid Manufacturing Corporation Northwest Lineman College | Idaho | ||||
Grid Training Corporation Northwest Lineman Center Northwest Lineman College | Idaho | ||||
H.L. Chapman Pipeline Construction, Inc. | Delaware | ||||
Haverfield International Incorporated Haverfield Aviation Haverfield Aviation, Inc. | Delaware | ||||
HBK Engineering, LLC HBK Engineering, PLLC | Illinois | ||||
Helibro, LLC | California | ||||
Heritage Midstream, LLC | Delaware | ||||
Infraestructura ETP de Mexico, S. de R.L. de C.V | Mexico | ||||
InfraSource Construction, LLC Infrasource Iowa Underground, LLC InfraSources Construction, LLC IUC ILLINOIS, LLC IUC Nebraska, LLC QS Mats | Delaware | ||||
InfraSource Services, LLC | Delaware |
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InfrasSource Pipeline Construction, LLC | Delaware | ||||
Integracion Tecnologica del Peru, SAC | Peru | ||||
Intermountain Electric, Inc. Grand Electric Inc. IM Electric, Inc. Ime Electric Intermountain Electric, Inc. which will do business in California as: Colorado IM Electric Intermountain Electric, Inc., A Corporation of Colorado | Colorado | ||||
IonEarth, LLC | Michigan | ||||
Irby Construction Company Irby Construction Company, Inc. Legend Foundation Services Marathon Construction Services | Mississippi | ||||
Irbyvalard, LLC | Delaware | ||||
Island Mechanical Corporation | Hawaii | ||||
J&R Underground LLC | Wisconsin | ||||
J.C.R. Construction Co., Inc. J.C.R. Utility Construction Co. | New Hampshire | ||||
J.W. Didado Electric, LLC | Delaware | ||||
JBT Electric, LLC | Texas | ||||
Lazy Q Ranch, LLC DE Lazy Q Ranch, LLC (De) Lazy Q Ranch, LLC | Delaware | ||||
Lee Electrical Construction, LLC Lee Utilities, Inc. | North Carolina | ||||
Lex Engineering Ltd. | British Columbia | ||||
Lindsey Electric, L.P. | Texas | ||||
LUMA College for Technical Training, LLC | Puerto Rico | ||||
M. G. Dyess, LLC | Mississippi | ||||
M. J. Electric, LLC Great Lakes Line Builders Iron Mountain M.J. Electric, LLC IRON POWER SERVICES, A DIVISION OF M. .J ELECTRIC Iron Power Services Iron Power Services, A Division of M.J. Electric, LLC M. J. Electric, LLC – Iron Mountain M. J. Electric, LLC DBA M. J. Electric Iron Mountain, LLC M. J. ELECTRIC, LLC IRON MOUNTAIN M.J. Electric, LLC DBA M.J. Electric Iron Mountain M.J. Electric, LLC Iron Mountain M.J. Drilling, A Division of M. J. Electric M.J. Drilling, A Division of M. J. Electric, LLC MJ Excavating, A Division of M.J.Electric, LLC Process Controls & Instrumentation Process Controls & Instrumentation, A Division of M. J. Electric,LLC | Delaware | ||||
MATG I, LLC | Delaware | ||||
Mears Canada Corp. | Nova Scotia | ||||
Mears Equipment Services, LLC Infrasource Of Pa, LLC Mears Equipment Service, LLC QPS Global Services | Delaware | ||||
Mears Group Pty Ltd | Australia | ||||
Mears Group, Inc. De Mears Group De Mears Group, Inc. Enscope Ranger Directional | Delaware |
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Mears Holdings, LLC Mears Holdings Ny, LLC TN Mears Holdings, LLC | Delaware | ||||
Mears Installation, LLC | Delaware | ||||
Mearsmex S. de R.L. de C.V. | Mexico | ||||
Mejia Personnel Services, LLC | Texas | ||||
Microline Technology Corporation | Michigan | ||||
Mid America Energy Services, Inc. TA Construction Tom Allen Construction Company Inc. Tom Allen Construction Company of Delaware | Delaware | ||||
MTS Quanta, LLC Mercer Technical Services MTS Field Services MTS Field Services (Richmond Co) | Texas | ||||
NACAP Niugini Ltd. | Papua New Guinea | ||||
Nacap PNG Limited | Papua New Guinea | ||||
Nacap Pty Ltd. | Australia | ||||
NLC CA., Inc. NORTHWEST LINEMAN COLLEGE | Idaho | ||||
NLC FL., Inc. Northwest Lineman Center | Idaho | ||||
NLC ID., Inc. Northwest Lineman College | Idaho | ||||
NLC TX., Inc. Northwest Lineman Center Northwest Lineman Training Center Northwest Lineman Training Center, Inc. | Idaho | ||||
North Houston Pole Line, L.P. North Houston Pole Line Limited Partnership QUANTA FOUNDATION SERVICES | Texas | ||||
Northern Powerline Constructors, Inc. Chatham Electric | Alaska | ||||
NorthStar Energy Services, Inc. NC Northstar Energy Services, Inc Quanta Underground Services Quanta Underground Services (Culpeper Co) Quanta Underground Services (Spotsylvania Co) Quanta Underground Services, Inc. North Star Energy, LLC | North Carolina | ||||
Northstar Energy Solutions, LLC | Delaware | ||||
Nova Constructors LLC | Japan | ||||
Nova Equipment Leasing, LLC | Washington | ||||
Nova Group, Inc. NGI Construction NGI Construction, Inc. NGI Construction, Inc. (FN) Nova Group, Inc Nova Group, Inc (CA) Nova Group, Inc. DBA NGI Construction | California | ||||
Nova NextGen Solutions, LLC | Delaware | ||||
NPC Energy Services LLC | Alaska | ||||
O. J. Pipelines Canada Corporation O.J. Pipelines Canada O.J. Industrial Maintenance | New Brunswick |
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O. J. Pipelines Canada Limited Partnership OJ Industrial Maintenance OJ Pipelines Canada | Alberta | ||||
One Call Locators Canada Ltd. | Canada | ||||
P.J. Helicopters, Inc. | California | ||||
PAR Electrical Contractors, LLC Computapole Didado Utility Company, Inc. J.W. Didado Electric J.W. Didado Electric, Inc. Longfellow Drilling Riggin & Diggin Line Construction Seaward Seaward Corp | Missouri | ||||
Par Internacional, S. de R.L. de C.V. | Mexico | ||||
PAR Western Line Contractors , LLC QUES Utility Line Management Services | Delaware | ||||
Performance Energy Services Guyana, Ltd. | British Virgin Islands | ||||
Performance Energy Services, L.L.C. | Louisiana | ||||
Phasor Engineering Inc. | Alberta | ||||
Phoenix North Constructors Inc. | British Columbia | ||||
Phoenix Power Group, Inc. | Delaware | ||||
Potelco, Inc. Potelco, Incorporated | Washington | ||||
Power Delivery Program, Inc. | Idaho | ||||
Price Gregory International, LLC | Delaware | ||||
Price Gregory Services, LLC | Delaware | ||||
Probst Electric, Inc. Advanced Electric Systems Probst Construction, Inc. Utility Fleet Services | Utah | ||||
QEPC Power Solutions, LLC | Delaware | ||||
QES GP, LLC | Delaware | ||||
QP Energy Services, LLC | Delaware | ||||
QPS Engineering, LLC QPS Engineering PLLC QPS Environmental QPS Global QPS Global Services QPS Global Services (Richmond Ci) QPSE | Delaware | ||||
QPS Engineering, Ltd. Quanta Inspection Services Quanta Resource Development | Alberta | ||||
QPS Flint, LLC QPS Flint Construction QPS Flint Tank Services QPS Professional Services Quanta Environmental Solutions Quanta EPC Services Quanta Tank Services | Delaware | ||||
QSI Engineering, Inc. | Delaware | ||||
QSI Finance (Australia) Pty Ltd. | Australia |
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QSI Finance (Cayman) Pvt. Ltd. | Cayman Islands | ||||
QSI Finance Canada ULC | British Columbia | ||||
QSI Finance GP (US), LLC | Delaware | ||||
QSI Finance I (US), LP | Delaware | ||||
QSI Finance II (Australia) Pty Ltd. | Australia | ||||
QSI Finance II (Lux) S.à r.l | Luxembourg | ||||
QSI Finance III (Canada) ULC | British Columbia | ||||
QSI Finance III (Lux) SARL | Luxemburg | ||||
QSI Finance IV (Canada) ULC | British Columbia | ||||
QSI Finance IX (Canada) Limited Partnership | British Columbia | ||||
QSI Finance V (US), L.P. | 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 X (Canada) ULC | British Columbia | ||||
QSI Holdings I (Singapore) Pte. Ltd. | Singapore | ||||
QSI Holdings II (Singapore) Pte. Ltd. | Singapore | ||||
QSI Investment VFD, LLC | Delaware | ||||
QSI Investment West, LLC | Delaware | ||||
QSI Management, LLC | Delaware | ||||
QSI, Inc. De Qsi Inc. Qsi, Inc. Of Delaware | Delaware | ||||
QSN Lux Holdings I SCSp | Luxembourg | ||||
QSN Lux Holdings II SCSp | Luxembourg | ||||
QSN Lux Holdings III SCSp | Luxembourg | ||||
QSN Lux Holdings IV SCSp | Luxembourg | ||||
QTSL, LLC | Delaware | ||||
Quanta Asset Management LLC | Delaware | ||||
Quanta Associates, L.P. | Texas | ||||
Quanta Aviation Equipment Company, LLC | Delaware | ||||
Quanta Aviation Services, LLC | Delaware | ||||
Quanta Canada GP ULC | British Columbia | ||||
Quanta Canada Holdings III Limited Partnership | British Columbia | ||||
Quanta Canada Holdings LP | Alberta | ||||
Quanta Canada III GP Ltd. | British Columbia | ||||
Quanta Capital GP, LLC | Delaware | ||||
Quanta Capital LP, L.P. | Delaware | ||||
Quanta Capital Solutions, LLC | Delaware | ||||
Quanta Cares | Texas | ||||
Quanta East, LLC | Delaware | ||||
Quanta Electric Power Services West, LLC | Delaware | ||||
Quanta Electric Power Services, LLC | Delaware | ||||
Quanta Energized Innovations Ltd. | British Columbia | ||||
Quanta Energized Services of Canada Ltd. | British Columbia | ||||
Quanta Energized Services U.S., LLC | Delaware | ||||
Quanta Energy Services, LLC | Delaware |
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Quanta Environmental, LLC | Delaware | ||||
Quanta Equipment Company Canada GP Ltd. | Alberta | ||||
Quanta Equipment Company Canada Limited Partnership | Alberta | ||||
Quanta Equipment Company, LLC | Delaware | ||||
Quanta Government Solutions, Inc. | Delaware | ||||
Quanta Infraestructura de Chile SpA | Chile | ||||
Quanta Infrastructure Holdings, LLC | Delaware | ||||
Quanta Infrastructure Services, LLC | Delaware | ||||
Quanta Infrastructure Services, S. de R.L. de C.V. | Mexico | ||||
Quanta Infrastructure Solutions Group, LLC Iron Power Services QEPC Timken Power Systems GS | Delaware | ||||
Quanta Inline Devices, LLC | Texas | ||||
Quanta Insurance Company, Inc. | Texas | ||||
Quanta International Holdings (US) LLC | Delaware | ||||
Quanta International Holdings II, Ltd. | British Virgin Islands | ||||
Quanta International Holdings IV, Ltd. | British Virgin Islands | ||||
Quanta International Holdings V Ltd. | British Virgin Islands | ||||
Quanta International Holdings VI Ltd. | British Virgin Islands | ||||
Quanta International Holdings VII, Ltd. | British Virgin Islands | ||||
Quanta International Holdings, Ltd. | British Virgin Islands | ||||
Quanta International Limited | British Virgin Islands | ||||
Quanta Kingsvale LP Ltd. | British Columbia | ||||
Quanta Lines Pty Ltd. | Australia | ||||
Quanta Marine Services, LLC | Delaware | ||||
Quanta Mountain West, LLC | Delaware | ||||
Quanta Power Australia Pty Ltd | Australia | ||||
Quanta Power Delivery, LLC | Delaware | ||||
Quanta Power Generation, Inc. | Delaware | ||||
Quanta Power Solutions India Private Limited | India | ||||
Quanta Services Australia Pty Ltd. | Australia | ||||
Quanta Services Chile SpA | Chile | ||||
Quanta Services Colombia S.A.S. | Colombia | ||||
Quanta Services Costa Rica, Ltda. | Costa Rica | ||||
Quanta Services Guatemala, Ltda. | Guatemala | ||||
Quanta Services International Holdings II Limited Partnership | British Columbia | ||||
Quanta Services International Holdings LP | Alberta | ||||
Quanta Services Management Partnership, L.P. | Texas | ||||
Quanta Services Netherlands B.V. | Netherlands | ||||
Quanta Services of Canada Ltd. | British Columbia | ||||
Quanta Services Peru S.A.C. | Peru | ||||
Quanta Services Puerto Rico Holdings, LLC | Delaware | ||||
Quanta Services Solutions PR, LLC Quanta Services Puerto Rico | Puerto Rico | ||||
Quanta Services STPR, LLC Quanta Services Puerto Rico | Puerto Rico | ||||
Quanta Subsurface Canada, Ltd. | British Columbia |
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Quanta Technology Canada ULC | British Columbia | ||||
Quanta Technology UK Ltd. | United Kingdom | ||||
Quanta Technology, LLC Delaware Quanta Technology, LLC | Delaware | ||||
Quanta Tecnología do Brasil Ltda. | Brazil | ||||
Quanta Telecommunication Solutions, LLC Quanta Telecom Quanta Telecom Services Quanta Telecommunication Services Quanta Telecommunications Services, LLC | Delaware | ||||
Quanta Utility Installation Company, Inc. | Delaware | ||||
Quanta Utility Operations PR, LLC | Puerto Rico | ||||
Quanta Utility Operations, LLC | Delaware | ||||
Quanta West, LLC | Delaware | ||||
Quanta Workforce Solutions, LLC | Delaware | ||||
Quanta-DCO NJ Green Link, LLC | Delaware | ||||
R. R. Cassidy, Inc. | Louisiana | ||||
Realtime Engineers, Inc. | Delaware | ||||
Realtime Utility Engineers, Inc. Infrasource Engineering Company, PC | Wisconsin | ||||
Redes Andinas de Comunicaciones S.R.L. | Peru | ||||
RMS Holdings, LLC RMS Holdings, LLC (Delaware) RMS Welding Systems Rms Welding Systems LLC RMS Welding Systems LLC RMS Welding Systems, LLC Rms Welding, LLC | Delaware | ||||
Road Bore Corporation | Hawaii | ||||
Robinson Brothers Construction, LLC | Delaware | ||||
Service Electric Company P.D.G. Electric Service EC (DE), Inc. Service Electric Company (DE) Service Electric Company of Delaware Service Electric Company Of Delaware Service Electric Company, Inc. | Delaware | ||||
Servicios de Infraestructura del Peru S.A.C. | Peru | ||||
Servicios Par Electric, S. de R.L. de C.V. | Mexico | ||||
Southwest Trenching Company, Inc. | Texas | ||||
Specialty Tank Services, Ltd. Specialty Tank Services Limited Partnership Specialty Tank Services, L.P. Specialty Tank Services, Limited Partnership Specialty Tank Services, LP Specialty Tank Services, Ltd. (LP) Specialty Tank Services, Ltd. Limited Partnership Specialty Tank Services, Ltd. LP Specialty Tank Services, Ltd., L.P. Specialty Tank Services, Ltd., LP Texas Specialty Tank Services, Ltd. LP | Texas | ||||
Stronghold General, LLC | Texas | ||||
Stronghold Holdings (BVI) Limited | British Virgin Islands |
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Stronghold Inspection, Ltd. Stronghold Inspection Limited Partnership Stronghold Inspection Ltd, L.P. Stronghold Inspection, L.P. Stronghold Inspection, Limited Partnership Stronghold Inspection, Ltd. Limited Partnership Stronghold Inspection, Ltd., L.P. | Texas | ||||
Stronghold Specialty General, LLC | Texas | ||||
Stronghold Specialty, Ltd. Stronghold Specialty, Ltd. Limited Partnership | Texas | ||||
Stronghold Tower Group, Ltd. Stronghold Tower Group, LP Stronghold Tower Group, Ltd, LP Stronghold Tower Group, Ltd., LP | Texas | ||||
Stronghold VI, LLC | U.S. Virgin Islands | ||||
Stronghold, Ltd. Stronghold Management Holdings, LP Stronghold, Limited Partnership Stronghold, Ltd. Limited Partnership | Texas | ||||
Subterra Damage Prevention Specialists Ltd. | Canada | ||||
Summit Line Construction, Inc. Summit Line Construction | Utah | ||||
Sumter Utilities, Inc. | Delaware | ||||
T. G. Mercer Consulting Services, Inc. | Texas | ||||
TC Infrastructure Services Ltd. | British Columbia | ||||
The Aspen Utility Company, LLC The Aspen Utility Company, LLC | Texas | ||||
The ComTran Group, Inc. | Georgia | ||||
The Hallen Construction Co., Inc. | New York | ||||
The Ryan Company, Inc. Ryan Company, Inc. of Massachusetts Ryan Company, Inc.(The) Ryan Company, Inc., The The Massachusetts Ryan Company, Inc. The Ryan Company Inc Of Massachusetts The Ryan Company Inc of Massachusetts The Ryan Company Incorporated of Massachusetts The Ryan Company Incorporated Of Massachusetts The Ryan Company Of Massachusetts, Inc. The Ryan Company of Massachusetts The Ryan Company of Massachusetts (FN) The Ryan Company of Massachusetts, Inc. The Ryan Company, Inc. (Massachusetts) The Ryan Company, Inc. of Massachusetts The Ryan Company, Incorporated Electrical Contractors | Massachusetts | ||||
TurnKey Automation, Ltd. TurnKey Automation Limited Partnership TurnKey Automation, Limited Partnership Turnkey Automation, Ltd. L.P. TurnKey Automation, Ltd. Limited Partnership Turnkey Automation, Ltd. LP. TurnKey Automation, Ltd., Limited Partnership TurnKey I&E, Ltd. | Texas | ||||
Underground Construction Co., Inc. Delaware Underground Construction Co. Ucc - Underground Construction Co. UCC Underground Construction Co., Inc. Underground Construction Co., Inc. (Delaware) | Delaware |
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Underground Electric Construction Company, LLC | Delaware | ||||
Utility Training Services Corporation | Idaho | ||||
Valard Construction (Ontario) Ltd. | Ontario | ||||
Valard Construction (Quebec) Inc. | Quebec | ||||
Valard Construction 2008 Ltd. | Alberta | ||||
Valard Construction Australia Pty Ltd. | Australia | ||||
Valard Construction LP | Alberta | ||||
Valard Construction, LLC Valard | Delaware | ||||
Valard Equipment (AB) Ltd. | British Columbia | ||||
Valard Equipment GP Ltd. | Alberta | ||||
Valard Equipment Limited Partnership | Alberta | ||||
Valard Geomatics BC, Ltd. | British Columbia | ||||
Valard Geomatics Ltd. | Alberta | ||||
Valard Mechanical Ltd. | British Columbia | ||||
William E. Groves Construction, LLC Groves Electrical Services | Kentucky | ||||
Winco, Inc. Winco Powerline Services Winco Powerline Services Inc. Winco Powerline Services, Inc. Winco, Inc. an Oregon Based Corporation Winco, Inc. D/B/A Winco Powerline Services Winco, Inc. DBA Winco Services Inc. Winco Helicopters | Oregon |
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