TRINITY Group Construction, Inc.: Detailed Company Information & Corporate Profile
Summary
TRINITY Group Construction, Inc., founded in 2002, is a Herndon, VA‑based building contractor with 100‑200 employees and annual revenues between $10 million and $50 million. The firm delivers end‑to‑end solutions across general contracting, pre‑construction services, design‑build, mission critical projects, base building construction, commercial interiors, specialty work, capital improvements and multi‑family developments.
Key leaders include CEO Mil Wallen, President Reg Arnold, Vice President of Estimating Anthony Reichel, Chief Operating Officer John Barron and Director of Business Development Janelle Becker. The team also features senior project managers, estimators and specialists such as Safety Professional Copper Mason and Electrical Superintendent Erick Cano, who collectively drive quality and safety on every job site.
| TRINITY Group Construction, Inc. Website | trinitygc.us |
| Phone Number | 7037070300 |
| Industries | |
| TRINITY Group Construction, Inc. Headquarters Address | 13849 Park Center Road, Herndon, VA, 20171 US |
| Company Size | 100-200 employees |
| Specialities & Services | General Contracting, Pre-Construction Services, Design-Build, Mission Critical, Base Building, Commercial Interiors, Specialty, Capital Improvements, Multi-Family |
| Founded | 2002 |
| Estimated Annual Revenue | $10M - 50M |
| Updated: | 2026-09-25 |
Estimated Website Traffic
The chart shows a decline in traffic to the trinitygc.us website. In September, traffic decreased to 1449, compared to 1590 in the previous month. The highest traffic in 2026 was recorded in January, reaching 2501 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
TRINITY Group Construction, Inc.'s workforce includes employees across a wide range of tenure levels.
12% have been with the company for 1 to 2 years18% have been with the company for 3 to 4 years12% have been with the company for 5 to 7 years18% have been with the company for 8 to 10 years41% have been with the company for more than 11 years
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TRINITY Group Construction, Inc. Corporate Information: FAQ
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