Flat Roof
Built Right. Built to Last.
Whether you’re managing a public facility, commercial property, or aging institutional building, a failing flat roof isn’t just an inconvenience—it’s a liability. At Stonewing Builders, we specialize in full-service flat and specialty roof replacements for projects under $200K—completed on time, on budget, and with minimal disruption.
We are a certified woman-owned general contractor proudly serving Minnesota’s commercial, public, and federal sectors with a reputation for no-fail execution and unmatched professionalism.


25+ years
of construction
of construction

Our Flat Roof Replacement Services Include:
- Full EPDM, TPO, or Modified Bitumen Installations
- Tear-off & Legal Disposal of Existing Roofing
- Custom Tapered Insulation Systems for Drainage
- Parapet Wall Flashing & Coping Cap Replacement
- Sheet Metal Edge Fabrication &Reflashing
- Warranty-Backed Roofing Systems (15–30 Years)
- Moisture Barrier & Infrared Leak Detection (as needed)
Who We Serve:
- Government & Municipal Buildings
- K–12 Schools & Higher Education Facilities
- Commercial & Industrial Warehouses
- Multifamily & Specialty Residential Roofs
Additional Services
- Concrete & Masonry
- Electrical Installations
- Painting & Finishing
- Demolition & Site Preparation
- Turn-key Garage Builds
- ADA Interior Remodels

Other Exterior Services:
- Concrete repair and replacement
- Masonry repair and replacement
- Storage structures
- Painting & Finishing
Why Stonewing Builders?
- Licensed & Bonded Roofing Experts
- Certified WBE, SBE, TGB, CERT Contractor
- Davis-Bacon & Prevailing Wage Compliant
- Minimal Disruption Scheduling
- Built-in Safety Protocols & Jobsite Management
We understand how hard it is to find a reliable contractor for smaller-scale projects. We build trust one project at a time—through clear communication, quality execution, and zero shortcuts.
Call Today or Request a Quote Online
We’ll respond fast, meet with your team, and get you an honest estimate—no red tape, just results.
Our Blogs
Managing a flat-roofed building in Minnesota means your roof needs to do more than just keep the rain out. It must handle …
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Get a Free Roof Evaluation & Quote
Experiencing pooling, leaks, or deteriorating seams? Let us walk your roof, prepare a detailed report, and provide a transparent quote.