Business Details
50+ Years
experience
Emergency
services
Trusted Roofing and Solar Solutions in Denver
Douglass Colony has been a trusted leader in commercial roofing and solar services since 1947. Our expertise spans roofing, metal systems, solar design and installation, waterproofing, and FRAMECAD solutions, serving Denver and the Rocky Mountain region. With over 70 years of experience, we combine advanced technology, LEED-certified professionals, and a commitment to safety to deliver durable, energy-efficient solutions for complex projects. Our team of 400+ experts handles every phase from design to maintenance, prioritizing innovation and client satisfaction.Recognized as the largest commercial roofing and solar company in Colorado, we tackle projects others avoid while maintaining industry-leading safety standards and accreditations from top manufacturers. Our legacy includes shaping Denver's skyline through iconic projects like the State Capitol and Denver International Airport, ensuring every client receives unmatched quality and service.
Services
Roofing
Solar Installation
Waterproofing
Metal Systems
FRAMECAD
Maintenance
Sunscreens
Steel Trusses
Garden Systems
Daylighting
Details
- Year established: 1947
Highlights and features
- We offer 77 years of specialized expertise in commercial roofing and solar systems
- Our LEED-accredited sales team delivers tailored sustainability solutions
- We handle complex projects others avoid using FRAMECAD technology
- We maintain industry-leading safety standards with full-time safety personnel
- We provide seamless service from design to maintenance with 400+ experts
Associations and certifications
- LEED
- OSHA
What people say
Outstanding performance
Exemplary craftsmanship
Energy-efficient solutions
Durable results
Safety-focused team
Services
Commercial Roofing
Douglass Colony provides comprehensive commercial roofing solutions including flat, steep, and green roofs. Our expert team handles re-roofing, waterproofing, and maintenance using premium materials and innovative techniques. We specialize in complex installations that meet strict safety standards while ensuring long-term durability and energy efficiency for Denver's unique climate conditions.
Solar Installation
Our complete solar services include system design, engineering, and installation for rooftops, ground mounts, and carports. With LEED-certified professionals, we integrate solar solutions with roofing systems to maximize energy savings and sustainability. We handle projects of all sizes from initial consultation through permitting and final installation with ongoing maintenance support.
Waterproofing
We offer comprehensive waterproofing solutions for horizontal and vertical surfaces including roofs, foundations, and garden systems. Using advanced materials and techniques, our specialists prevent water damage through proper membrane application and system integration. Our services include both new construction waterproofing and repair solutions for existing structures across commercial properties.
Metal Systems
Our metal services include custom fabrication and installation of roofing panels, wall systems, sunscreens, and structural components. With in-house manufacturing capabilities, we create durable, aesthetically pleasing metal solutions that enhance building performance. Our expertise covers composite panels, light-gauge steel trusses, and architectural metalwork for both functional and decorative applications.
FRAMECAD
FRAMECAD enables efficient cold-formed steel construction through precision design and off-site fabrication. Our certified team uses this advanced system for rapid assembly of structural components including walls, floors, and roof trusses. This technology reduces construction time by 75% while maintaining exceptional quality standards for multi-story commercial buildings in urban environments.
Questions
What commercial roofing services do you offer?
We provide low/steep slope roofing, green roofs, metal systems, waterproofing, and maintenance for all commercial properties.
Do you handle complex or unique roofing projects?
Yes, we specialize in challenging installations using FRAMECAD technology and custom metal fabrication for unique architectural needs.
What solar energy solutions are available?
We offer complete solar design, engineering, and installation including rooftop arrays, ground mounts, carports, and integrated systems.
Are financing options available for solar projects?
Yes, we help maximize 30% federal tax credits, bonus depreciation, and utility incentives to optimize solar project ROI.
How do you ensure project safety and quality?
With full-time safety professionals, 30-hour OSHA-certified foremen, and rigorous quality control throughout every project phase.
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