Commercial Contracting Services in Maryland, Virginia & Washington, DC


Shanco, a top-rated company, specializes in commercial contracting services, including roofing, siding, windows, skylights, gutters, downspouts, and repairs. The quality of our commercial contracting services is rivaled only by the value of our work, and our testimonials from business owners are proof of our superiority. As a fully bonded, manufacturer-certified, and insured contracting company, you can rest assured that your commercial project will be done exactly to your specifications and completed on time.

We are manufacturer-certified to work with brands like:

  • GAF
  • JamesHardie
  • Certainteed
  • Sunrise Windows
  • Versico
  • Carlisle
  • Mule-Hide
  • EcoStar
  • Poly Glass
  • Duradek
  • Dec-Tec
  • Nichiha
  • And many, many more

Expert installation, technologically advanced tools and application methods, and the best brands in the business is what you get with Shanco.  Contact Shanco today for:

The Shanco Difference in Commercial Contracting

Why choose Shanco for your commercial contracting project in Washington, DC and the surrounding areas?

  1. Industry experts – All of Shanco’s commercial contractors are up-to-date with manufacturer certifications and industry advances in technology. We require regular trainings to keep our contractors current on all aspects of the business.
  2. Accountable employees – Every roofer with Shanco is an in-house employee who has been thoroughly vetted and trained for absolute expertise, accountability, and integrity.
  3. Customer service – Our customer service is unrivaled by any commercial contractor in Washington, DC. We regularly train customer service representatives on the latest industry advances so they are better able to help clients with questions, and we always strive to create a stress-free customer experience from beginning to end.
  4. Camaraderie – As a family-owned business, we are a tight-knit group, which creates a better working environment for all of our employees. We are firm believes that happy employees provide better results, and the evidence of that can be found in our testimonials.
  5. Professionalism – We won’t begin a project until we are absolutely certain of all the steps that need to be taken to provide absolute customer satisfaction. You can rest assure your project will be completed exactly to your specifications, on-time, and with minimal surprises.

Looking for the Best Bonded and Licensed Commercial Contractor in VA, Washington, DC and Maryland? Contact Shanco!

Aside from being a top-rated company, Shanco maintains an excellent standing with the Better Business Bureau, Angie’s List, Consumer Checkbooks, and is an active member in several local business associations and maintains successful partnerships with numerous industry leaders in the Maryland, Washington, DC and Virginia area. Shanco Companies is a Class A Licensed Contractor – licensed in Maryland, Virginia and Washington, DC.

When you need the best commercial contracting services in Maryland, contact Shanco!!

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see what our happy customers are saying

"I wanted to let you know that I am very pleased with the work that your company did at my house. Your office staff people were always very pleasant, everyone showed up when they were supposed to and completed the job. I want to especially thank Jack for the great job he did. Always very professional and courteous, had a “hands on” approach on the entire project from start to finish and was always very accessible!! When I contacted him…he was back to me in less than 15 minutes. I will not hesitate to refer my friends and family to you in the future. Many thanks!!! "

-Monrovia, MD


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