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 |
| CAN-FER Utility Services, LLC | | Delaware |
| 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 |
| Danford Technologies, Inc. | | British Columbia |
| Dashiell Corporation | | Delaware |
Dacon Corporation | | |
Dashiell (DE), LLC | | |
| Digco Utility Construction, L.P. | | Delaware |
Ranger Field Services | | |
| EHV Elecon, Inc. | | Puerto Rico |
| EHV Power ULC | | British Columbia |
EHV Power ULC Corp. | | |
| Energy Construction Services, Inc. | | Delaware |
| Five Points Construction Co. | | Texas |
| 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 Nebraska, LLC | | |
IUC Underground, LLC | | |
| InfraSource Construction Services, LLC | | Georgia |
| InfraSource FI, LLC | | Delaware |
| InfraSource Field Services, LLC | | Delaware |
| InfraSource Installation, LLC | | Delaware |
| InfraSource, LLC | | Delaware |
| | |
Subsidiary | | State of Incorporation |
IUS Underground, LLC | | |
| InfraSource Services, LLC | | Delaware |
| InfraSource Transmission Services Company | | Arizona |
| InfraSource Underground Construction, Inc. | | Delaware |
| 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 |
Renaissance Construction | | |
Western Directional | | |
| McGregor Construction 2000 Ltd | | Alberta |
| 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 Engineering, Inc. | | Delaware |
| NorthStar Energy Services, Inc. | | North Carolina |
Bradford Brothers, Inc. | | |
BBI Bradford Brothers, Incorporated | | |
Quanta Underground Services | | |
| Nova NextGen Solutions, LLC | | Delaware |
| O. J. Pipelines Canada Corporation | | New Brunswick |
| O. J. Pipelines Canada Limited Partnership. | | Alberta |
| | |
Subsidiary | | State of Incorporation |
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 |
| Phasor Engineering Inc. | | Alberta |
| Potelco, Inc. | | Washington |
Kingston Constructors | | |
Kuenzi Construction | | |
NorAm Telecommunications | | |
Potelco Incorporated | | |
| Price Gregory Construction, Inc. | | Delaware |
| Price Gregory International, Inc. | | Delaware |
| Price Gregory Services, LLC | | Delaware |
| PWR Financial Company | | Delaware |
| PWR Network, LLC | | Delaware |
| QCS ECS 0927 Development Ltd. | | British Columbia |
| 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 Delaware, Inc. | | Delaware |
| Quanta Electric Power Services, LLC | | Delaware |
| Quanta Energy Services, LLC | | Delaware |
| Quanta Fiber Networks, 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 |
| | |
Subsidiary | | State of Incorporation |
| Quanta International Limited | | British Virgin Islands |
Quanta Philippines | | |
| Quanta International Services, 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 |
| Quanta Power, Inc. | | Delaware |
Quanta Construction Services, Inc. | | |
| 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 Chile SpA | | Chile |
| 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 Services Peru S.A.C. | | Peru |
| Quanta Technology Canada ULC | | British Columbia |
| Quanta Technology, LLC | | Delaware |
| Quanta Tecnologia do Brasil Ltda. | | Brazil |
| Quanta Towergen Private Limited | | Bangalore, India |
| 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 |
| QuantaWorks, LLC | | Delaware |
| Realtime Engineers, Inc. | | Delaware |
| Realtime Utility Engineers, Inc. | | Wisconsin |
InfraSource Engineering Company | | |
InfraSource Engineering Company, PC | | |
| RMS Holdings, LLC | | Delaware |
| | |
Subsidiary | | State of Incorporation |
| Road Bore Corporation | | Hawaii |
| Service Electric Company | | Delaware |
Dillard Smith Construction Company | | |
Dillard Smith Construction Company (Delaware) | | |
P.D.G. Electric | | |
Service Electric Company of Delaware | | |
| Servicios Par Electric, S. de R.L. de C.V. | | Mexico |
| Sharp’s Construction Services 2006 Ltd. | | Alberta |
| Southwest Trenching Company, Inc. | | Texas |
| 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 | | |
| Tom Allen Construction Company | | Delaware |
TA Construction | | |
Allen Construction Company, Tom | | |
| Total Quality Management Services, LLC | | Delaware |
| 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 |
| 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 Norway AS | | Norway |
| Valard Sweden AB | | Sweden |
| Valard Wellpoint Systems Ltd. | | Alberta |
| VCS Sub, Inc. | | California |
| Winco, Inc. | | Oregon |
Winco Powerline Services | | |
Winco Powerline Services, Inc. | | |
