Stratrix
On the Record · Primoris Services

Primoris Services subsidiaries, as it lists them

The subsidiaries Primoris Services lists in its latest annual report, with the jurisdiction of each, linked to the filing.

Subsidiaries it lists

SubsidiaryJurisdiction
ARB, Inc.California
ARB Chile, Ltda.Chile
B Comm Constructors, LLCTexas
Cardinal Contractors, Inc.Florida
Edison Power Constructors, Inc.Arizona
Future Infrastructure, LLCTexas
James Construction Group, LLCTexas
OnQuest, Inc.California
OnQuest Canada ULC (formerly Born Heaters Canada)Alberta
OnQuest Heaters, Inc.Delaware
PFMG Solar Tustin, LLCDelaware
Pipe Jacking Trenchless, Inc.California
PLH Group, Inc.Delaware
Premier PV, LLCTexas
Pride Utility Construction Co., LLCDelaware
Primoris Canada ULCBritish Columbia
Primoris Design & Construction, Inc.Delaware
Primoris Distribution Services, Inc.Texas
Primoris Electric, Inc.California
Primoris Energy Services CorporationTexas
Primoris Pipeline, Inc.Texas
Primoris Power Delivery, LLCDelaware
Primoris Power Line Services, Inc.Texas
Primoris Power SolutionsDelaware
Primoris Renewable Energy, Inc.Texas
Primoris T&D Services, LLCDelaware
Q3 Contracting, Inc.Minnesota
R.B. Hinkle Construction, Inc.Virginia
Rockford CorporationOregon
Rockford Holdings CorporationDelaware
Rockford Pipelines Canada, Inc.Alberta
Saxon Construction, Inc.Texas
Snelson Companies, Inc.Washington
Talus Development, LLCArizona
TTRS, Inc.California
Vadnais Trenchless Services, Inc.California
Willbros Group, Inc.Delaware

From Exhibit 21 of the 10-K for 2025. Companies must list their significant subsidiaries there and may leave out smaller ones, so this is the company’s own list, not every entity it owns.

Read from Primoris Services’s annual reports (10-K for 2025, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-24. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.