Simpson Unlimited Employee Directory

ConstructionVirginia, United States11-50 Employees

Simpson Unlimited is a mid-sized construction contractor that specializes in the building envelope and operates from Manassas, Virginia. Founded in 1992, the company has completed more than 16 million square feet of commercial roofing and has served over two thousand customers across Virginia, the District of Columbia, and Maryland. The firm's project scope includes data centers, warehouses, retail centers, and high-rise offices, reflecting its breadth of exterior envelope capabilities.

As a full building-envelope specialist, Simpson Unlimited performs tear-offs, overlays and new roofs, in addition to masonry restoration, caulking and sealant replacement, concrete repair, and waterproofing. The company holds manufacturer certifications that support long-term warranties and provides around-the-clock emergency response with on-site investigation, mitigation and repair, accompanied by a detailed report and a one-year workmanship warranty.

Sign up for free to view info

Company overview Email format