Exhibit 21.1
Subsidiaries and Equity Investments of the Registrant
| | |
Subsidiary |
| Jurisdiction of Organization |
| | |
ARB, Inc. | | California |
ARB Structures, Inc. | | California |
ARB Chile, Ltda. | | Chile |
Auger Services, Inc. | | Louisiana |
B Comm Constructors, LLC | | Texas |
Cardinal Contractors, Inc. | | Florida |
Comtrac Services, LLC | | Delaware |
Edison Power Constructors, Inc. | | Arizona |
Future Infrastructure Holdings, LLC | | Delaware |
Future Infrastructure, LLC | | Texas |
Future Telecom Purchaser, LLC | | Delaware |
Gardner Telecommunications, LLC | | Texas |
James Construction Group, LLC | | Texas |
Juniper Rock Corporation | | California |
OnQuest, Inc. | | California |
OnQuest Canada, ULC (formerly Born Heaters Canada) | | Alberta |
OnQuest Heaters, Inc. | | Delaware |
PFMG Solar Tustin, LLC | | Delaware |
Pipe Jacking Trenchless, Inc. | | California |
Pipeworx, Ltd. | | Alberta |
PLH Group, Inc. | | Delaware |
Power Line Services, Inc. | | Texas |
Premier PV, LLC | | Texas |
Pride Utility Construction Co., LLC | | Delaware |
Primoris Renewable Energy, Inc. | | Texas |
Primoris Design & Construction, Inc. | | Delaware |
Primoris Distribution Services, Inc. | | Texas |
Primoris Electric, Inc. | | California |
Primoris Energy Services Corporation | | Texas |
Primoris T&D Services, LLC | | Delaware |
Primoris Canada ULC | | British Columbia |
Primoris Pipeline, Inc. | | Texas |
Q3 Contracting, Inc. | | Minnesota |
R.B. Hinkle Construction, Inc. | | Virginia |
Rockford Corporation | | Oregon |
Rockford Holdings Corporation | | Delaware |
Rockford Pipelines Canada, Inc. | | Alberta |
Saxon Construction, Inc. | | Texas |
Snelson Companies, Inc. | | Washington |
Sun Electric Services, Inc. | | Texas |
Talus Development, LLC | | Arizona |
TESSCO Energy Services, Inc. | | Texas |
TESSCO Industrial Services, Inc. | | Texas |
TTRS, Inc. | | California |
Vadnais Trenchless Services, Inc. | | California |
Willbros Group, Inc. | | Delaware |
With the exception of Primoris Energy Services Corporation, Primoris Renewables Energy, Inc., and OnQuest Canada, ULC, the subsidiaries do not conduct business under any names other than those set forth above.