Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roofing Company Across Belmont
Roof replacement in Belmont typically runs $14,000 – $28,000 for a standard single-family home, while a targeted repair usually lands between $450 and $1,800. Most crews serving Belmont can be on-site within a day or two, and a full tear-off on a hillside home takes four to seven working days. We’ve worked the Belmont side of the Peninsula long enough to know that a roof here is rarely a simple swap: the fog west of El Camino Real, the sun on the eastern slopes, and the steep grade of neighborhoods like Hallmark and Haskins Estates all change what a roof needs. That’s why we put the price on paper before any work starts and why every job carries the 365-Day Done Right Promise in writing. Call (361) 320-9467 for a free estimate.
Why Belmont Homeowners Call Brennan Roofing First
Belmont isn’t a one-roof town. A house on the Ralston Avenue corridor has different problems than a hillside custom build near Sugarloaf. When we send a crew to Belmont, they already know to check the minimal overhangs on mid-century ranches for fascia rot, to look at the north-facing slopes for moss, and to account for wind uplift on anything built above the fog line. That local knowledge keeps surprises off your bill.
Every technician who walks your roof is background-checked and in uniform. You’ll know who’s on your property. And when you call, a live person answers, around the clock. No voicemail, no automated system, no callback queue. That’s The Garrison Standard, and it’s the same on a small repair in Belmont as it is on a full replacement.
Our Roofing Company team carries written pricing on every job, full stop. Travis Oakley holds the crews to that standard. We’re independently owned and operated as part of the Garrison Partners family, founded in 2000, and we back every installation and repair with a one-year guarantee in writing. If it fails within that year, we come back and fix it at no charge.
Roofing Contractor in Belmont
A roofing contractor in Belmont handles the full scope: tear-off, decking inspection, underlayment, flashing, and the finish material. In Belmont specifically, that scope often expands once the old roof comes off. That’s the part most homeowners don’t see coming, and it’s the part a disciplined contractor plans for before the first shingle is pulled.
Inspection Before Any Work Starts
We don’t bid a Belmont roof blind. Before we write a number, we walk the roof, check the attic, and look at the fascia and decking from below where possible. If we suspect rot or undersized framing, the estimate reflects it as a written allowance, not a vague “maybe.”
Hillside Engineering and Materials
Belmont’s hillside homes sit in Wildland-Urban Interface zones, which means the city requires fire-rated Class A materials on many properties. We install those materials by default on WUI properties, and we account for wind uplift on exposed slopes with the right nailing pattern and starter strip.
Commercial Roofing in Belmont
Commercial roofing in Belmont serves offices along El Camino Real, retail spaces near Ralston Avenue, and the low-rise industrial buildings clustered around Harbor Boulevard. These roofs are usually flat or low-slope, and they fail differently than a pitched home roof: ponding water, failing seams, and clogged drains do most of the damage.
Flat Roof Systems and Drainage
We install and repair flat roof systems with an eye on Belmont’s winter rain. A flat roof that puddles after a December storm is already failing. We correct the slope where possible, reseal seams, and replace damaged membrane before it leaks into a tenant space.
Minimizing Disruption
We know a commercial roof in Belmont means a business operating below it. Our crews schedule tear-off and membrane work around your hours where we can, and we keep the job site clean at the end of every day. The written price covers the work before we start, so the building owner isn’t managing change orders mid-project.
Trusted Brands We Service in Belmont
We install and repair materials from GAF, CertainTeed, Owens Corning, and Atlas, among others. For Belmont’s mix of mid-century ranches and newer hillside builds, we often recommend architectural shingles from GAF or Atlas for the wind exposure, and metal or tile from Boral for fire-prone hillside lots. We keep common trim, flashing, and underlayment stocked locally so a repair on a Belmont home doesn’t wait on a distributor two weeks out. You’ll get straight answers about what each line costs and what it delivers, not a sales pitch for whatever’s in the warehouse.
Common Roofing Company Problems We See in Belmont Homes
- Wind-driven rain soaking minimal overhangs. Mid-century homes on Ralston and adjacent streets often have almost no eave. Wind pushes rain up under the shingles and rots the fascia and soffit. We rebuild that framing and add ice and water shield at the eave before the new roof goes on.
- Moss and lichen on the western slopes. The marine layer west of El Camino Real keeps north-facing roof planes damp for months. Moss holds water against shingles and shortens their life. We address this with moss-resistant underlayment and, where practical, improved ventilation so the roof dries out faster.
- Cracked and dried shingles on the eastern slopes. The same Belmont home can bake on its sun-exposed side while the western side stays damp. That split means one roof, two material strategies. We spec heat-tolerant underlayment and ridge vent placement for the sunny planes, and moss-resistant detailing for the foggy ones.
- Original wood-shake roofs nearing end of life. Many older Belmont homes still carry their original shake roofs. These are seldom code-compliant for hillside fire zones now. We replace them with fire-rated Class A materials and bring the underlying framing up to current engineering requirements.
Pricing for Roofing Company in Belmont, CA
A full roof replacement on a standard Belmont home runs $14,000 – $28,000. Smaller homes with simple rooflines can land near $12,000. A repair call, like resealing flashing or replacing a few cracked shingles, is $450 – $1,800. Hillside homes in WUI zones add cost for engineering, fire-rated materials, and sometimes staging and debris removal on a steep grade, which can push a replacement toward $30,000 – $40,000. We give you a written line-item price before any work starts. That number doesn’t move at the door. Call (361) 320-9467 to schedule a free estimate, and we’ll walk the roof with you and point out exactly what we’re seeing before we quote a dollar.
We Also Serve Cities Near Belmont
While this page covers Belmont specifically, our crews regularly work in San Carlos, San Mateo, Redwood City, and Burlingame. The same written-pricing standard and 365-Day Done Right Promise applies in every one of them. If you’re in Belmont or a neighboring city, the process starts the same way: a phone call to (361) 320-9467 and a free estimate.
Serving Belmont, CA - Our Local Coverage Area
We’re based in the Belmont area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Roofing Company in Belmont
Belmont’s geography splits your roof in two. The side facing west or north gets cool, moist air off the Pacific, and moss and lichen grow in that damp shade. The side facing east or south gets full Peninsula sun, which bakes shingles until they dry and crack. A properly specified Belmont roof uses different underlayment and ventilation details on each exposure. Call (361) 320-9467 and we’ll show you what your roof needs on which side.
It happens on older Belmont homes more often than homeowners expect. If we find rot or framing that doesn’t meet current code, we photograph it, show it to you, and write a specific change order with a firm price before we touch it. That’s the difference between a contractor who plans for what’s under the shingles and one who hopes for the best. Our estimates include written allowances for exactly this situation, so the final price doesn’t surprise you.
Many do. Homes in Wildland-Urban Interface zones are required to use fire-rated Class A materials, and steep exposed slopes need nailing patterns and starter strips rated for wind uplift. Some upper-canyon homes near Hallmark need engineering review on the existing framing before a new roof goes on. We handle that as part of the estimate and permit package.
Yes, directly. Minimal overhangs mean wind-driven rain hits the fascia and soffit during storms. On a recent ranch in Haskins Estates, we found that pattern had rotted the north elevation framing under an original wood-shake roof. We rebuilt the framing, added ice and water shield at the eave, and installed new architectural shingles with a starter strip rated for wind exposure. A good Belmont roof replacement doesn’t ignore what’s under the drip edge.
Put them side by side and ask three questions. First, does the bid include written allowances for framing and fascia repair, or does it assume the decking is fine? Second, does it name the exact underlayment, flashing, and shingle brand, or does it just say “architectural shingles”? Third, does it come with a written guarantee for a full year? If a bid is thousands lower and answers none of those questions, the difference will show up after the roof is open. Call (361) 320-9467 for a free estimate, and we’ll give you a line-item written price you can compare against anyone.
Written by Travis Oakley, Owner at Brennan Roofing, serving Belmont with written pricing and the 365-Day Done Right Promise.






Before
After
Before
After
Before
After