Flat, low-slope and metal
Commercial Roofing in San Antonio, TX
Protect your building and tenants. Request a free commercial quote.
- Free quotes
- Serving San Antonio & the Texas Hill Country
- Quick replies
For commercial roofing in San Antonio, request a free quote and an independent local contractor will inspect your flat, low-slope or metal roof and price repair, restoration coating or replacement in TPO, modified bitumen, built-up or metal. Cost depends on roof area, system, insulation, drainage and access. Call (210) 940-1305 or send the form.
- Free written quotes
- Local to San Antonio & the Texas Hill Country
- Call or text (210) 940-1305
Commercial roofing in San Antonio for buildings that can't afford downtime
Commercial roofing in San Antonio covers a wide range of buildings: strip retail along the Loop 410 and Loop 1604 corridors, medical and professional offices, churches and schools, HOA amenity centers, multifamily properties and warehouses. Most sit under flat or low-slope roofs, where the biggest enemies are ponding water, UV degradation of the membrane and seams that open after years of heat cycling. A small leak over a tenant space or server room can quickly become an expensive interruption.
The right approach depends on the roof's condition. Some roofs only need seam and flashing repairs; others are good candidates for a restoration coating that adds years of life without a tear-off; and some need full replacement with new insulation and better drainage. A commercial contractor should give you a core-sample-backed assessment and a written plan that fits your budget cycle.

Why commercial roofs in San Antonio fail
Flat and low-slope roofs face specific stresses here.
- Ponding water from poor slope or clogged drains
- UV breakdown of older membranes
- Seams opened by daily heat expansion and contraction
- Foot traffic from HVAC service crews
- Hail punctures and bruising on exposed membranes
- Failed flashing at curbs and parapet walls

Why planned commercial roofing beats emergency fixes
A proactive plan protects tenants and budgets.
- Leaks are caught before interior damage
- Coatings can delay a full tear-off
- Reflective membranes can reduce cooling load
- Budgeting becomes predictable
- Records support insurance and property sales
When to call about commercial roofing
- Water stains on ceiling tiles
- Standing water 48 hours after rain
- Blistering, cracking or open seams
- Leaks around HVAC curbs
- Tenant complaints about leaks
- A roof near the end of its warranty
- Preparing a property for sale or refinance
Commercial roofing systems and services
These are the commercial roofing requests we receive most.
TPO single-ply
White, heat-welded membrane that reflects sun, common on newer low-slope buildings.
Modified bitumen
Multi-ply asphalt-based membrane, durable under foot traffic and rooftop equipment.
Built-up roofing (BUR)
Traditional layered tar-and-gravel systems, repaired or replaced.
Commercial metal roofing
Standing-seam and panel systems for warehouses, churches and retail.
Restoration coatings
Silicone or acrylic coatings that extend the life of sound existing roofs.
Maintenance programs
Scheduled inspections, drain clearing and seam checks to catch problems early.
What affects commercial roofing cost
| Factor | Why it matters | Ask about |
|---|---|---|
| Roof area | Larger roofs lower the cost per square but raise the total | Measured square footage |
| System choice | TPO, mod-bit, BUR, metal and coatings differ in material and labor | System comparison |
| Insulation and drainage | Tapered insulation and new drains add cost but stop ponding | Core sample results |
| Rooftop equipment | HVAC units and penetrations need extra flashing work | Curb and penetration count |
| Access and scheduling | After-hours work or occupied buildings add complexity | Work schedule |
Commercial projects are priced per building. A free inspection gives you a written scope and price.
How a commercial roofing project works
Request an assessment
Share the building type, roof size and any active leaks.
Inspection and core samples
The contractor checks the membrane, insulation and drainage.
Written options
Repair, restoration or replacement plans with scope and timing.
Scheduling
Work is planned around tenants, operations and weather.
Installation and closeout
Completion, inspection and warranty documentation.
Why choose us for commercial roofing
Commercial-ready referrals
Requests go to a contractor who handles low-slope commercial roofs.
Repair, coat or replace
Ask for options instead of a one-size answer.
Free assessment request
Start with a no-obligation inspection and written plan.
Commercial Roofing: common questions
How much does commercial roofing cost in San Antonio?
The cost of commercial roofing in San Antonio depends on the size of your home and what the job needs. Rather than guess, we give you an exact price up front with a free, no-obligation quote. Call (210) 940-1305 or send the form to get yours.
Can my existing commercial roof be coated instead of replaced?
Often, if the membrane and insulation are mostly dry and sound. A core sample or moisture scan shows whether a restoration coating is a good fit.
Can work be done while the building is occupied?
Yes. Most commercial roofing is completed with the building open, with work staged and scheduled to limit disruption to tenants and customers.
Do you handle HOA and multifamily roofs?
Yes. Requests from HOAs, property managers and multifamily owners are welcome for both flat and pitched roofs.
Related services
Roof Replacement
Full tear-off and new roof systems in architectural shingle, tile, slate or metal, sized for San Antonio heat and hail.
See detailsRoof Repair
Leak tracing, flashing, valley, vent and storm-damage repairs on shingle, tile, metal and flat roofs.
See detailsStorm & Hail Damage Repair
Post-storm inspections, photo documentation, emergency tarping and hail or wind damage repair and replacement.
See detailsTile & Slate Roofing
Clay, concrete and slate roofs: new installs, broken tile replacement and underlayment re-lays for estate homes.
See detailsMetal Roofing
Standing-seam, stone-coated and exposed-fastener metal roofs for Hill Country homes, ranch properties and commercial buildings.
See detailsCommercial Roofing near San Antonio
Free estimates
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Free and no obligation. Tell us about your building and roof.