Federal Government
Construction, renovation, facility improvement, site, and infrastructure work for federal agencies and government facilities.
Washington Metropolitan Region · Est. 1978
Shelterline is a trusted commercial general contractor delivering federal, government, and commercial construction projects across Washington DC, Maryland, and Virginia.
Certified · Licensed · Qualified
Fully licensed and certified across federal, state, and local programs to serve the Washington Metropolitan Region.
Minority / Women-Owned Business
Federal Certification
CBE Certified
District of Columbia
MWAA Small Business
Metropolitan Washington Airports Authority
Home Improvement Commission
State of Maryland
General Contractor License
District of Columbia
Washington DC Metro
Commercial construction excellence, delivered on time and on budget.
About Shelterline
For more than four decades, we’ve worked across Washington, DC, Maryland, and Virginia - building, renovating, improving, and maintaining facilities and infrastructure throughout the region. Our work spans general construction, renovations, civil and site improvements, facility upgrades, stormwater maintenance, and construction management.
We take a hands-on approach to our work, with experienced leadership involved from planning through completion.
45+
Years in Business
Washington DC · Maryland · Virginia
Service Region
CBE
Certified
By The Numbers
Since 1978, Shelterline has delivered commercial and government construction projects with consistency, quality, and integrity.
1978
Year Founded
Serving the Washington Metropolitan Region for over four decades of commercial construction
0+
Years Experience
Decades of expertise in federal, government, and commercial construction projects
0+
Projects Delivered
Across Washington DC, Maryland, and Virginia — on time and within budget
0
States of Service
Washington DC · Maryland · Virginia — covering the entire Washington Metro Region
Our Expertise
Our work spans public and private clients throughout Washington, DC, Maryland, and Virginia. From buildings and public spaces to infrastructure and site improvements, we support a range of facilities, properties, and communities across the region.
Construction, renovation, facility improvement, site, and infrastructure work for federal agencies and government facilities.
Building, civil, infrastructure, and facility-related work for state agencies, public properties, and transportation facilities.
Work for cities and counties across public buildings, parks, community spaces, infrastructure, stormwater systems, and other municipal facilities.
Renovations, facility upgrades, site improvements, and related construction services for commercial properties, businesses, and property owners.
Construction, maintenance, and improvements for parks, recreation centers, libraries, community spaces, and other facilities used by the public.
Building renovations, facility improvements, site work, and infrastructure services for schools, universities, healthcare facilities, and other institutions.
The Shelterline Difference
From first contact to final handover, here is what sets us apart from every other contractor in the Washington Metropolitan Region.
Trusted by government agencies and commercial clients since 1978, with a proven track record of on-time, on-budget delivery.
Deep expertise across commercial offices, mixed-use developments, and large-scale institutional facilities.
CBE Certified, MWAA Small Business, and DC-licensed general contractor with all required credentials in place.
Decades of experience working with DC, Maryland, and Virginia municipalities — we know the regulations, the process, and the people.
Seasoned in federal procurement, security requirements, and the rigorous compliance standards of government construction.
Rigorous quality control from preconstruction through closeout ensures every project meets or exceeds specifications.
Senior leadership remains hands-on throughout construction, enabling faster decisions and stronger client communication.
Industry-leading safety practices protect our people, our clients, and the communities surrounding every project we build.