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Business Details
50+ Years
experience
Emergency
services
Trusted Commercial Roofing Solutions in Denver
Founded in 1923, United Materials has established itself as a premier commercial roofing company in Colorado, serving both private and government sectors. With over a century of experience, we specialize in roof installation, repair, maintenance, and custom fabrication, delivering solutions tailored to industrial, government, retail, educational, cultural, and religious facilities. Our commitment to quality is reflected in our use of high-grade materials from leading manufacturers and our team's extensive expertise, many of whom have been with us for 30+ years.

We prioritize ethical business practices, continuous education, and innovative approaches like our RoofGuard maintenance program, which extends roof lifespans while minimizing costs. Our core valuescraftsmanship, collaboration, cost control, material reuse, and client focusguide every project, ensuring durable, code-compliant roofs backed by comprehensive warranties. As a family-owned business, we remain dedicated to the communities we serve, combining tradition with forward-thinking solutions to meet evolving industry demands.
Services
Roof Installation Roof Repairs Roof Maintenance Custom Fabrication RoofGuard Program
Details
  • Year established: 1923
Highlights and features
  • We offer 100+ years of specialized commercial roofing experience.
  • Our 24/7 emergency repair team responds within hours of service calls.
  • RoofGuard program provides proactive maintenance at pennies per square foot.
  • We use only manufacturer-certified materials with industry-leading warranties.
  • Our in-house fabrication reduces costs and ensures precise custom solutions.
Services
Roof Installation
We install high-performance commercial roofs for industrial, government, and institutional buildings. Our systems include modified bitumen, single-ply, built-up, and metal roofing using materials from Johns-Manville, Firestone, and GAF. Every installation meets local codes and includes a two-year workmanship warranty.
Roof Repairs
24/7 emergency repair services address leaks, storm damage, and structural issues. Our certified technicians use manufacturer-approved materials to restore roof integrity quickly, with same-day assessments and guaranteed workmanship.
Roof Maintenance
The RoofGuard program includes biannual inspections, condition reports, and proactive repairs. This extends roof lifespan while controlling costs at less than pennies per square foot annually, with tax-deductible maintenance expenses.
Custom Fabrication
In-house fabrication produces custom sheet metal parts like drip edges, HVAC curbs, and architectural accents. We work with aluminum, copper, and steel to create durable, code-compliant components for new or existing roofs.
RoofGuard Program
This comprehensive maintenance solution includes twice-yearly inspections, priority emergency service, and budget planning for future replacements. Participants receive detailed condition reports and guaranteed repair timelines.
People
Beth Gloss
Owner
With nearly 40 years in commercial roofing, Beth Gloss leads United Materials as owner and project manager. She has expanded the company's reach across sectors while maintaining its founding commitment to quality and ethical business practices.
Questions
What types of roofs do you install?
We install modified bitumen, single-ply, built-up, EPDM, TPO, PVC, and metal roofing systems for commercial and industrial buildings.
Do you offer emergency repair services?
Yes, our 24/7 emergency team responds within hours for roof leaks and storm damage across the Rocky Mountain region.
What is the RoofGuard maintenance program?
RoofGuard provides biannual inspections, condition reports, and priority repair service to extend roof lifespan while controlling costs.
Which areas do you serve?
We serve Denver, Colorado Springs, Greeley, Fort Collins, and surrounding areas in Colorado, plus Montana, Arizona, and Texas.
What warranties do you offer?
Our installations include a two-year workmanship warranty, with material warranties provided by manufacturers like Firestone and GAF.
How do you handle custom metal fabrication?
We fabricate custom sheet metal components in-house using aluminum, copper, and steel to meet specific project requirements.
Reviews (1)
Aviana Marae
Jan 05, 2021 Report
Critical: Professionalism, Quality, Value Never work for this company! Horrible company with horrible associates.