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Commercial Build-Outs, Tenant Improvements & Interior Conversions
Bethesda Brothers General Contracting delivers full-service commercial build-outs, tenant improvements, and interior conversions across Washington DC, Montgomery County, Maryland, and Northern Virginia. We work directly with property managers, landlords, developers, and business owners to renovate and reconfigure office, retail, and mixed-use spaces into functional, code-compliant environments. Our scope includes selective demolition, structural modifications when required, framing, drywall, electrical and mechanical coordination, finish carpentry, flooring, and complete permit and inspection management — all executed with tight scheduling and clear communication.
Federal Office Build-Out – Washington DC
Project Scope: Full interior conversion of an outdated commercial office including demolition, infrastructure upgrades, layout reconfiguration, finishes, and final turnover coordination.
International Revenue Service Federal Building
1111 Constitution Ave. NW, Washington, DC 20224
ADA Door & Entry Upgrade – Bethesda
Project Scope: Commercial exterior entrance modification including removal of existing sidelights and glazing, installation of a new café-style entry door, and integration of a low-voltage automatic door operator with ADA-compliant push-button controls to improve accessibility and controlled entry flow.
4907 Rugby Ave, Bethesda, MD 20814
Commercial Cabinet & Countertop Upgrade – Bethesda
Project Scope: Interior office renovation at a Bethesda commercial property including removal of existing cabinetry, installation of new upper and base cabinets with updated countertops, sink reconnection, fire alarm relocation, and full wall repainting. All cabinetry was procured through our authorized manufacturer with supporting CAD coordination to ensure proper fit and layout integration.
4907 Rugby Ave, Bethesda, MD 20814
Commercial Opening Expansion – Rockville, MD
Project Scope: Interior modification within a commercial showroom space in Rockville, MD to create a larger, more functional entry opening. Scope included selective demolition, electrical relocation, framing adjustments, drywall repair, millwork and trim installation, slat wall reinstallation, and finish painting to deliver a seamless structural reconfiguration.
11821 Parklawn Dr, Rockville, MD 20852
Retail Tenant Build-Out – Bethesda, MD
Project Scope: Commercial retail tenant build-out for a boutique clothing store in Bethesda, Maryland. Work included electrical modifications, drywall repair, interior painting, floor patching, mirror installation, and finish upgrades to prepare the space for public occupancy. This interior renovation supported lease turnover and retail opening requirements within a high-traffic commercial corridor.
8001 Wisconsin Ave, Bethesda, MD 20814
Commercial Lighting Upgrade – Bethesda
Project Scope: Interior lighting upgrade within a Bethesda commercial property including removal of existing fixtures and installation of new ceiling-mounted light fixtures to improve illumination, energy efficiency, and overall workspace functionality in cafeteria and café areas.
4907 Rugby Ave, Bethesda, MD 20814
Commercial Flooring Refresh – DC
Project Scope: Interior tenant space update including new carpet installation, rubber base replacement, and coordinated repainting to modernize and prepare the commercial suite for continued occupancy.
L Street NW, Washington DC
Planning a Commercial Renovation?
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