Commercial Roofing Services

Commercial Roof Replacements

Simpson has  spent the last 28 years establishing ourselves as the standard-bearer for high quality commercial roofing services in Virginia, Maryland, and D.C. We’ve performed large scale projects on virtually every building type in nearly every city and town across Virginia and Maryland. We’re also certified with every major roofing manufacturer, meaning our teams, equipment, material, and tools are compatible with any commercial roofing system you can throw at us. Not to mention we’ve performed industry-leading roofing services and unparalleled building exterior restoration on every building type there is: data centers, high-rise offices, municipal buildings, schools, you name it. If you live or work in Virginia or Maryland, chances are you’ve been in a building we’ve covered.

Commercial Roof Repair and Maintenance

Commercial roofing systems are no different than a car or a phone or, frankly, you — they require a level of service and maintenance to operate at their best. You wouldn’t buy a car and expect to drive it 100,000 miles without performing regular, basic maintenance. Commercial roofing systems, regardless of their age, composition, or building type, require routine maintenance to ensure your entire commercial roofing system and building envelope are performing at 110%. Routine maintenance is also the only guaranteed way to keep your manufacturer warranty in good standing, so performing bi-annual inspections with a certified roofing contractor is crucial to protecting your investment. Even though emergency leaks are sometimes unavoidable, you can greatly reduce their likelihood by conducting bi-annual inspections and preventative maintenance repairs. For the leaks you simply can’t prevent or predict, you can rely on our same-day emergency leak service and 24-hour repair response. Our promise, your peace of mind.

Building Facade and Exterior Restoration

Simpson Unlimited has been the seminal building exterior restoration firm for office and retail buildings in Virginia, Maryland, and D.C. for nearly 3 decades. That’s where the “Unlimited” in our name comes from: we’re not just industry-leading commercial roofing contractors, we’re also deeply experienced building exterior repair and restoration experts. We’re proud to be the greater Mid-Atlantic region’s go-to provider for any building restoration project. For years, most of our building exterior projects have come from word of mouth for one simple reason: our work speaks for itself. From caulking and sealant replacements to thru-wall flashing above window heads, above/below grade waterproofing to concrete repairs and masonry restoration, the scope of work we’ve performed on commercial building envelopes is truly Unlimited. There’s no crack or leak on your entire building that we can’t fix!

Roof Replacements

We’ve spent the last 28 years establishing ourselves as the standard-bearer for high quality commercial roofing services in the Washington D.C., Maryland, and Virginia metropolitan areas. We’re certified with every major roofing manufacturer, meaning our compatibility with your commercial roofing system is a sure bet. Not to mention we’ve covered every building type from data centers, high-rise offices, municipal buildings, to your children’s schools. Chances are you’ve been in a building we’ve covered!

Commercial Roof Repair and Maintenance

Commercial roofing systems are no different than a car or a phone or, frankly, you — they require a level of service and maintenance to operate at their best. Regular maintenance is the only way to ensure your entire commercial roofing system is operating at 110%. Even though emergency leaks are sometimes unavoidable, you can greatly reduce their likelihood by conducting bi-annual inspections and preventative maintenance repairs. For those leaks you simply can’t prevent or predict, you can rely on our same-day emergency leak service and 24-hour repair response. Our promise, your peace of mind.

Building Facade and Exterior Restoration

Simpson Unlimited has been the seminal exterior building restoration firm for office and retail buildings in the Washington D.C., Maryland, and Virginia metropolitan areas for nearly 3 decades. We’re proud to be the greater Mid-Atlantic region’s go-to provider for any building restoration project. Check out a more detailed list of our specialties and services.

15 million +

Square Feet of
Commercial Roofing Installed

Commercial Roof Service

2000+

Customers
Served

Commercial Roofing Company

1992

Established
in

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Emergency Response

At Simpson, you’re protected by an on-call team of dedicated professionals ready to provide emergency commercial roofing services and building restoration 24/7/365 throughout Virginia, Maryland, and D.C. We’re on call to investigate, identify, and repair any emergency leak across your entire building envelope at any time. This devoted team has a battle-tested playbook involving fast response, comprehensive inspections, immediate leak and preventative maintenance and repairs, and a detailed service report. We will provide a valuable breakdown of the work performed, complete with photos that will be crucial in informing longer-term decisions about preventative repair and maintenance. As always, top to bottom, we have your entire building covered day or night. Peace of mind is what we do.

What our Customers Say

Washington Prime

"They have delivered exceptional customer service to us and our tenants!"

Chelsea Tower Condominium

"All of their work was proposed correctly. The work is excellent!"

Cushman & Wakefield

"They always do quality work and their guys are always skilled."

Certifications

Fall Inspection, Winter Protection

Are you ready for Winter?

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