Strong Contractors serves Thornton and the North Denver Metro with self-performed commercial roofing for warehouse, retail, and light-industrial facilities. Front Range hail and thermal cycling define Thornton’s roofing environment. Every system we specify accounts for these North Metro conditions.
Commercial Roofing in Thornton

Thornton’s Trusted Commercial Roofing Contractor

- Commercial & Industrial Roofing
- Fluid Applied Roof Systems
- Industrial Coatings
- Specialized Services
Commercial & Industrial Roofing
Strong Contractors installs and restores commercial and industrial roofing systems for large, complex facilities. Our crews work across single-ply, modified bitumen, built-up roofing and other high-performance systems, with a focus on quality installation, safety and dependable project execution.
- TPO Roofing Systems
- EPDM Roofing
- PVC Roofing Systems
- Metal Roofing & Retrofits
- Built-Up Roofing (BUR)
- Modified Bitumen Roofing

Fluid Applied Roof Systems
Strong Contractors installs and restores fluid-applied roofing systems for commercial and industrial facilities. Our crews work with spray polyurethane foam, silicone coatings and other fully adhered systems, with a focus on proper substrate preparation, consistent application and long-term system performance.

Industrial Coatings
Strong Contractors applies high-performance coatings to concrete, steel and other critical substrates exposed to moisture, chemicals, corrosion and heavy service conditions. Our work includes tanks, containment areas, process facilities and infrastructure requiring durable, specialized protection.

Specialized Services
Strong Contractors provides emergency roof repair, ballast removal, air and vapor barrier systems, and below-grade waterproofing for commercial, industrial and institutional facilities. Our crews and specialized equipment allow us to respond quickly, manage difficult site conditions and complete technical scopes with greater control over safety, schedule and quality.
- Emergency Roof Repair (Colorado Only)
- Ballast Removal
- Air & Vapor Barrier Systems
- Below-Grade Waterproofing

Why Thornton Chooses Strong

- Self-Performed CrewsWe don’t subcontract. Every roofer on your project is a Strong Contractors employee — trained, insured, and accountable to our quality standards.
- Manufacturer CertificationsCarlisle, Firestone, GAF, and Tremco certified installer with full NDL and system warranty access.
- Warehouse & Logistics ExperienceExperienced with large-format low-slope re-roofs for Thornton’s warehouse and distribution facilities.
Thornton Areas & Districts






