Metal roofing
Architectural shingles
Tile roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Repair Across Westmont
Roof repair in Westmont comes down to two things: catching sun damage before the winter rains expose it, and making sure the crew on your roof doesn’t create a problem for the house eight feet away. Most homes in the 90047 ZIP were built between the 1920s and 1960s, and their original shingle and built-up roofs are well past the point where a simple patch does the job. We’ve worked enough tight-lot stucco homes here to know that staging matters as much as the repair itself. If you’ve got a leak, stained ceiling, or cracked shingles, call (866) 321-6172 and we’ll schedule an inspection before the next storm, not after it.
Why Van Nuys Roofing Co Is Westmont’s Preferred Roof Repair Company
Rick Dominguez built this company around a simple rule: inspect first, recommend second. That matters in Westmont, where a lot of the housing decisions are made by out-of-area landlords or adult children managing a family home. They need straight answers about whether a roof gets repaired or replaced, not a sales pitch. Our Roof Repair team has spent enough time on the small-lot stucco homes around 90047 to know what fails first here and what’s still got life in it.
We carry material knowledge across seven major manufacturers, which means we don’t steer you toward one brand because it’s what we stock. On a Westmont repair, that might mean matching CertainTeed shingles on the main roof while using Tamko rolled roofing on a low-slope rear addition, because each section has different exposure and drainage demands. You get the right product for each part of the roof, not whatever’s on the truck.
Every repair includes a written, line-item quote before work starts. Every quote spells out flashing, underlayment, fastening schedule, and disposal. No change orders, no vague “as needed” language. You’ll know what’s being done and what it costs before we touch a shingle.
Styles & brands we work with






Emergency Roof Repair in Westmont
Emergency Roof Repair in Westmont is usually the phone call that comes the morning after the first heavy rain of the season. A ceiling stain appears, or water is coming through a light fixture, and the homeowner realizes the sun-baked shingles they meant to check in September finally gave way. The job is about stopping active water entry fast: locating the breach, installing a temporary seal or tarp if weather is still moving through, then scheduling the permanent repair. A call-out for an emergency leak in the 90047 area typically runs $350 – $650, while a permanent flashing or shingle repair after the fact adds $450 – $1,200 depending on the extent of the decking damage. Call (866) 321-6172 if water is coming in now.
Leak Containment and Flashing Reset
Most active leaks in Westmont trace back to flashing failures at transitions: where a rear addition meets the main roof, around vent pipes, or along valleys. We’ll get water stopped the same day, then recommend whether the flashing needs a reset or the underlayment beneath it is also compromised.
Storm Damage Response
Winter wind here isn’t dramatic, but it’s enough to lift cracked shingles once the tar tabs have gone brittle. If you’ve got shingles in the yard after a storm, we’ll document the damage, tarp exposed decking, and give you a repair scope that works for an insurance claim if you want to file one.
Flat Roof Repair in Westmont
Flat Roof Repair in Westmont almost always involves a low-slope rear patio addition or a built-up section over a garage that was added onto a 1940s or 1950s stucco home. These roofs are sun-baked all summer, and the rolled roofing or built-up layers crack, bubble, and separate at the seams. When rain hits, water ponds in low spots and finds its way under the membrane. Repair cost depends on the failure: a targeted patch over a puncture or seam split runs $400 – $750, while a section of failed rolled roofing with wet insulation underneath can push $1,200 – $2,400. The real issue is what’s underneath. We won’t patch a failing membrane over saturated decking; we’ll tell you what the roof actually needs. Call (866) 321-6172 to schedule an inspection.
Rolled Roofing Seam and Flashing Repair
On Westmont’s rear additions, the failure is often at the transition seam where rolled roofing laps over the edge metal or where an HVAC curb penetrates the membrane. We repair these by cutting back the failed material, replacing wet underlayment, and installing new membrane with proper lap and sealant.
Re-Roof of Low-Slope Sections
When a built-up or rolled roof is past patching, we can replace just that section without touching the pitched main roof. That’s common in Westmont, where the main roof may still have years left while the flat rear addition has failed. We’ll quote it separately and document the condition of both.
Trusted Brands We Service in Westmont
We work with GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. What that means for a Westmont homeowner is real choice. Your roof’s exposure, slope, and drainage determine the right product, not our supplier relationship. For repair work here, we commonly match existing GAF or CertainTeed architectural shingles on the main roof and use Tamko rolled roofing products on low-slope additions. We carry the materials and accessories for these brands specifically because they’re the most common on 90047 homes. If your roof has a particular product on it, we’ll match it. Seven leading brands, one crew that knows them all.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Repair Problems We See in Westmont Homes
- UV-baked cracked shingles on 1920s – 1960s stucco homes. The hot, dry inland sun here ages shingles fast. By the time cracks are visible from the ground, water has often already been working its way to the decking for months. Pre-rain inspections catch these before the first storm leaks show up.
- Flashing and valley failures at rear patio additions. The low-slope additions on many Westmont homes mix rolled roofing with pitched sections. Where the two meet is a frequent failure point. Cheap bids patch the surface; we replace the underlayment beneath the transition.
- Neighbor drainage conflicts on tight lots. Roof-to-roof gaps of a few feet mean your downspout discharge can end up on the neighbor’s roof or against their foundation. Repair scopes here have to include drainage redirection, not just shingle work.
- Split ownership repair delays. A high share of Westmont homes are renter-occupied or managed by out-of-area landlords. Small leaks get deferred until they’re big problems. When we quote a repair here, we document everything so the decision-maker, wherever they are, can see what’s actually wrong.
Pricing for Roof Repair in Westmont, CA
A typical shingle replacement or leak repair in Westmont runs $450 – $1,200. Flashing repair around a chimney, pipe boot, or valley usually lands between $350 – $900. Flat roof patches on low-slope rear additions run $400 – $750 for a targeted repair, up to $2,400 when wet underlayment or insulation has to be cut out and replaced. Emergency leak calls run $350 – $650 for containment, with permanent work quoted separately. The biggest price variable here is what’s underneath the surface: if decking is rotted or underlayment is saturated, the repair scope grows. We show you what we found during the inspection, with photos, before you approve anything. Estimates are free. Call (866) 321-6172 to schedule yours.
We Also Serve Cities Near Westmont
If you’re in View Park-Windsor Hills, West Athens, Inglewood, or Lennox, we work those neighborhoods too. The housing stock and construction era are similar, and the same inspection-first approach applies. For more on what we do across the region, see Roof Repair in Westmont or call (866) 321-6172 to talk through what your roof needs.
Serving Westmont, CA — Our Local Coverage Area
We’re based in the Westmont 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 Roof Repair in Westmont
Yes. Los Angeles County building code requires new and replaced roof coverings to meet specific wind uplift resistance and fastening requirements for the exposure zone. In practice for 90047, that means shingles get a six-nail fastening pattern in high-wind details at eaves, rakes, and ridges, not the four-nail minimum. Your quote should list the fastening schedule, the underlayment type, and the manufacturer’s installation instructions being followed. If a quote doesn’t mention any of that, it’s not code-compliant, regardless of what the bid says. Call (866) 321-6172 and we’ll show you what a compliant quote actually reads like.
A compliant quote for Westmont should itemize the fastening schedule, the underlayment class, flashing replacement at any disturbed transitions, drip edge, disposal, and any staging or protection cost for adjacent structures. Cheap quotes omit the staging line because tight-lot protection is real labor: tarps over the neighbor’s roof, plywood over windows, keeping tear-off debris off shared walkways. On Westmont’s small lots, that protection work is not optional, and a quote that doesn’t include it understates the real job. We include it because we’ve done it enough to know what it costs. Call (866) 321-6172 for a free, itemized estimate.
Yes, if the underlying decking and underlayment are still sound. We repair the transition by removing the failed rolled roofing and flashing at the junction, replacing the underlayment and any ice and water shield at the transition, then re-installing the membrane and flashing to manufacturer spec. The condition of the pitched section’s shingles where they overlap the transition determines whether the repair stops at the seam or extends up the main roof. We’ll show you what we found before quoting. Call (866) 321-6172 for an exact quote.
Insurance carriers want a record that repairs were done correctly and to current code, especially in an area like Westmont where aged roofing stock is common. A documented repair with photos, a written scope, and confirmation that fastening and underlayment met code gives you something to show a claims adjuster. It also removes the “pre-existing condition” argument that gets used to deny claims after a storm. Rick Dominguez has been doing this long enough to know that paperwork is part of the job. Every repair we do gets documented. Call (866) 321-6172 to get an inspection on record before the rainy season.
Ideally, between August and October. Westmont’s summers bake shingles brittle and dry out flashing sealants, but the damage only becomes obvious as leaks when the first winter storms hit. By then, repairs are competing with every other emergency call in the 90047 ZIP. Scheduling a pre-rain inspection in late summer or early fall catches cracked shingles, failed sealant, and flashing gaps while they’re still dry, which means cheaper, faster repairs. And you’re not waiting for a crew during a storm. Call (866) 321-6172 to get on the calendar before the rain does.
Written by Rick Dominguez, Owner at Van Nuys Roofing Co.