
Barns, Shops, and Light Commercial Buildings Across Mobile County: Metal Roofing That Holds Up
If you own a barn out in Semmes, a workshop in Theodore, a church hall in Prichard, a carport off Moffett Road, or a light commercial building near the Port of Mobile, Commercial & Agricultural Metal Roofing in Mobile is the practical answer for low-slope and wide-span roofs that shingle crews will not touch. Our ground here is flat, sandy-clay, and low, sitting on the western shore of Mobile Bay, so ag and commercial buildings take daily thunderstorms, heavy rain, salt air near the bay, and hurricane-season wind with almost no snow load to offset it. We install and repair exposed-fastener ribbed panels, 5V-crimp, and standing seam systems on barns, workshops, marina buildings, carports, and light commercial roofs from Bayou La Batre up to Saraland and Satsuma. We also handle the retrofit side so you are not tearing off a perfectly good existing roof to get there. Call (251) 319-2788 and we will walk the building, measure the panels, and give you a straight answer. For residential metal work on your home, see our metal roof installation page.
Why Mobile County Ag and Commercial Buildings Need Metal, Not Shingle
Shingle roofs on barns and shops around Mobile fail fast. The same heat and humidity that makes Midtown and Spring Hill bungalows sweat through attic vents cooks a low-slope shingle roof from underneath, and the afternoon storms that roll off the bay pound the same panels every summer. Metal sheds that water and handles the span. That is why galvalume 5V-crimp and standing seam are a familiar sight on Gulf Coast farm buildings and why we see so many failed shingle roofs on workshops in Tillmans Corner and Prichard.
- Metal panels shed hurricane-season wind and heavy rain better than shingle on wide, low-slope barn roofs.
- Galvalume and painted steel resist the salt air that eats fasteners and thin trim near Bayou La Batre and the bay.
- Long panel runs cover a 40 or 60 foot shop wall to wall with fewer seams and fewer leak points.
- Metal reflects summer heat and keeps a working barn or shop cooler under the Mobile sun.
- Repairs are simple: replace a panel or a screw, not a whole field of shingles.
If your building is in the unincorporated county or inside a city limit, the local building department sets the permit rules and we verify before we order panels.
Key info: A hay barn off Snow Road in Semmes lost half its shingle roof to a summer storm in 2023. We replaced it with galvalume 5V-crimp over new purlins, and the owner has not touched it since. That is the kind of building we work on every week. For permit questions, start with the City of Mobile and your county building department.
How We Roof a Barn or Shop in Mobile, Step by Step
Ag and commercial metal work is not residential work with bigger panels. We start by walking the building, checking the purlins and trusses, and figuring out whether we can go over the existing roof or need to strip it. Then we measure panel runs, order the right gauge and finish, and schedule around your operation so the building is not open to the weather any longer than it has to be.
- We inspect the structure and existing roof, and we document any wind or storm damage for your records.
- We confirm the permit and any design review with the local building department before we order material.
- We strip or prep the existing roof and repair or replace purlins and framing where they are soft or out of line.
- We install underlayment, then the panels, running them true to the eave and fastening to the purlins.
- We set ridge, eave, corner, and penetration flashing, and we seal every screw with the correct washer.
- We walk the roof with you at the end and hand over the paperwork and any warranty information.
That sequence is the same whether we are on a 30 by 40 shop in Theodore or a church roof in Prichard, and it is why we do not sub the panel work out.
Key info: A marina storage building near Bayou La Batre had rusted screws backing out all along the bay side after a season of salt air and wind. We replaced the fasteners, reset the panels, and added proper closure strips. If your building is in that area, see our Bayou La Batre metal roofing page for the local details.
Panel Systems We Install on Mobile Commercial and Ag Roofs
Not every building wants the same panel. A hay barn in Semmes, a workshop in Saraland, and a light commercial building off the I-10 service road each call for a different approach, and the right answer depends on span, slope, budget, and how visible the roof is. Here is how we match the system to the building.
| Approach | Description | Best for |
|---|---|---|
| Exposed-fastener ribbed panel | Galvalume or painted steel panels screwed through the flat to the purlins, with neoprene washers. | Barns, workshops, carports, and sheds where budget and speed matter most. |
| 5V-crimp panel | Classic Gulf Coast ag panel with a crimped profile and exposed fasteners, sold in long runs. | Farm buildings, equipment sheds, and rural shops across Semmes and Theodore. |
| Standing seam | Concealed-fastener panels with raised seams, cleaner lines and fewer leak points. | Churches, marina buildings, and light commercial roofs where appearance counts. |
| Retrofit over existing roof | New purlins and panels installed over the old roof, subject to code limits on existing layers. | Shops and commercial buildings where tear-off cost or downtime is a problem. |
| Insulated panel system | Panels with foam or fiberglass insulation to cut heat gain and condensation inside. | Climate-controlled shops, working barns, and buildings with moisture-sensitive contents. |
Commercial & Agricultural Metal Roofing Cost in Mobile: What to Expect
Every ag and commercial roof we quote starts with a free on-site estimate, because panel count, span, and access drive the number far more than square footage alone. A 30 by 40 pole barn in Semmes with good truck access is a very different job from a church roof in Prichard with steeple flashing and a parking lot full of Sunday traffic. We give you a written scope with panel gauge, finish, and fastener type spelled out so you can compare bids apples to apples.
Factors that move the price: the size and span of the building, whether we strip or retrofit, the panel system you choose (exposed fastener is the value play, standing seam costs more), insulation, the condition of purlins and framing, access and staging, and how much flashing and penetration work the roof needs. Getting two or three estimates is smart on any commercial or ag job, and we are happy to be one of them. For a general sense of how we price metal work, see our pricing overview.
What to Look For in a Metal Roofing Contractor Near Me in Mobile
Hiring for a barn or commercial roof is a bigger decision than hiring for a house, because the building is usually working while you are. Start with licensed and insured status and ask for the certificate, not just a promise. Get two or three written estimates with the same scope so you can compare, and ask for references on similar buildings, not just houses.
Ask who pulls the permit and who handles inspection, because rules vary by jurisdiction and the local building department has the final word. If your building sits in a historic district or under an HOA, confirm panel profile and color before you order. And ask how the crew will keep your operation running during the job. When you are ready to talk, reach us through our contact page and we will set up a walk-through.
Commercial & Agricultural Metal Roofing in Mobile: Pricing Guide
| Service | Price | Details |
|---|---|---|
| Barn or workshop panel replacement | Free estimate | On-site measure, panel count, and written scope before any number is given |
| Exposed-fastener ribbed or 5V-crimp install | Starting at $3.50 per sq ft | Galvalume panels, fasteners, and basic trim; span and access move the price |
| Standing seam commercial install | Starting at $7.00 per sq ft | Concealed-fastener panels, underlayment, and flashing; roof complexity drives the range |
| Retrofit over existing roof | On estimate | New purlins and panels over the old roof, subject to code limits on existing layers |
| Repair and re-fastening | On estimate | Panel replacement, screw and washer replacement, and flashing repair priced per job |
| Estimate | Free | Response within 24 hours at (251) 319-2788, no obligation to book |
Indicative pricing, the exact cost depends on square footage, finish, and site access. Free personalized estimate within 24h at (251) 319-2788.