
Residential, Commercial, Done Right


About Us
GL Barnhart Construction is a commercial and residential construction company.
GL Barnhart started in 1997 focusing on home improvement and small commercial renovations. Today, the company focuses on masonry and concrete, roofing, historic restorations, and structural repairs in the historic neighborhoods around the Capitol Hill area of Washington, DC.
The company values are based on developing solid and long term connections within our community. We believe in building better and long term.
We focus on the Capitol Hill and surrounding DC area because we love this neighborhood. Our experience makes us a good fit for DC in many ways, we have an extensive background in historic renovations, which is essential for construction in this area.
Some Examples of GLBC Work

We offer seasonal maintenance programs, roof repair services and new roof systems.

Coping metals at the interface of the building facade and the at the flat roof systems are often ferrous metal alloys and over time need repair and replacement. Talk to us about conditions and options.

Historically accurate tuckpointing is a tedious but rewarding process, but when done right tuckpointing can rejuvenate a historic facade for generations to come

We offer seasonal maintenance programs, roof repair services and new roof systems.