Architectural shingles
Metal roofing
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 Koreatown
Roof repair in Koreatown usually costs between $450 and $1,800 depending on what failed, and most jobs we do here are on flat or low-slope apartment roofs that need coating work, flashing repair around rooftop equipment, or membrane patching. If you’re seeing ceiling stains, peeling paint, or water beading on an interior wall after rain, that’s a roof problem, not a paint problem. We’re Chatham Roof Repair, and we work in Koreatown every week. Call (866) 361-1724 and we’ll send someone to look at it.
Koreatown is different from the single-family neighborhoods around it. The buildings are tighter, the roofs are flatter, and the access is almost never what a homeowner expects. We know that before we show up, which means our quotes reflect what’s actually going to happen on your roof, not a generic price sheet.
Why Chatham Roof Repair Is Koreatown’s Preferred Roof Repair Company
We work on the roofs that other companies drive past. The 1920s fourplex on Western. The mixed-use building on Vermont with a restaurant on the ground floor and three units above. The 1970s apartment block with tar-and-gravel that’s been patched so many times the owner lost count. Nelson Quarry built this company around one idea: look for the repair before we recommend the replacement. That matters in Koreatown, where a full replacement means permits, tenant coordination, parking permits, and a budget discussion with a landlord who owns four other properties.
Our Koreatown customers call us back because we show up when we say we will, we bring the right membrane and flashing material the first time, and we don’t hand the job to a sub. Inspection, repair, or full replacement: one company, start to finish. We hold manufacturer certifications for GAF, CertainTeed, Tamko, and Boral, which means patch materials get matched to the existing roof system instead of whatever is on the truck.
Most roof repairs in Koreatown get quoted within 24 hours of the inspection. We schedule around your tenant’s move-in dates, restaurant hours on mixed-use buildings, and we pull permits when the scope requires them. It’s a different kind of roofing work, and we’d rather do it right than do it twice.
Styles & brands we work with
Metal Roof Repair in Koreatown
Metal Roof Repair in Koreatown is its own discipline, because the metal roofs here are usually not the standing-seam residential systems you see in newer builds. They’re low-slope commercial metal panels on older apartment buildings and storefronts, often with rust at the seams, failed fasteners, or sealant that baked brittle in the sun. We repair those panels in place when we can, and we quote replacement panels when the rust has eaten through. A typical metal roof repair in Koreatown runs $600 to $2,100, with the high end covering seam replacement and recoating across a small commercial footprint.
What matters most is getting up there before a small seam leak becomes a tenant complaint and a drywall bill. The UV in this basin is relentless. Sealant on a metal roof here fails on a clock, not on a whim.
Seam and Fastener Repair
Metal roofs in Koreatown fail at the seams first. The panels expand and contract through the hot afternoons and cool nights, and the sealant eventually separates. We replace the sealant, tighten or replace fasteners, and coat the repaired seams to buy you years, not months.
If you hear a metal roof popping or creaking during temperature swings, that’s the panels moving. It is not a structural emergency, but the fasteners holding them down are working loose, and water follows the gaps.
Rust and Coating Repair
Older metal canopies and low-slope metal roofs in Koreatown rust through at the edges where water ponds. We grind the rust, patch the metal, and recoat with a reflective elastomeric coating that cuts surface temperature and slows the next round of rust. It’s not cosmetic. A rusted-through panel will leak water into the wall assembly below it.
Commercial Roof Repair in Koreatown
Commercial Roof Repair in Koreatown is the majority of what we do. The neighborhood’s mixed-use buildings, strip malls along Western and Vermont, and the Korean business districts around 8th Street all have flat membrane roofs, and those roofs carry a lot of weight beyond the weather: HVAC units, water tanks, kitchen exhaust fans, and rooftop signage. Every one of those penetrations is a potential leak. A typical commercial flat roof repair in Koreatown runs $700 to $2,800, with the upper end covering membrane replacement around multiple curbs, drain repair, and coating.
We’re a roofing company that handles commercial work by default, not as a favor. That means we understand the compressed schedule. The restaurant below needs to open at 11 a.m. The landlord needs the work done between tenants. The building owner needs a firm number, not an open-ended invoice.
Flat Roof Membrane and Drain Repair
Flat roofs in Koreatown fail where water collects. The drains clog with debris and the membrane around them deteriorates. We clean the drain baskets, repair the membrane around the scuppers and drains, and re-seal the corners. If the roof is ponding in the middle of the field, we’ll tell you honestly whether the decking sags and needs a carpenter or whether a coating will correct the drainage.
Flashing Around Rooftop Equipment
Every rooftop AC unit, exhaust fan curb, and water tank has flashing where the metal meets the membrane. On Koreatown buildings, that flashing has often been poorly done by someone who was in a hurry, or it’s been baked by the sun until it cracked. We replace the curbs and collars, reset the flashing, and seal around every penetration. We do this because we’ve seen what happens when nobody does: the ceiling stains show up in the top-floor unit, and the landlord pays for a drywall patch on top of the roof repair.
Trusted Brands We Service in Koreatown
We install and repair products from seven major manufacturers, including Tamko, Boral, GAF, and CertainTeed. That matters in a dense neighborhood like Koreatown, where the existing roof might be a Boral clay tile on an older single-family pocket or a CertainTeed asphalt shingle on a converted duplex. We can match the existing material instead of forcing a different product, which keeps the roof warranty intact and the building looking like itself. The right material for your existing roof, matched in profile and manufacturer coverage. It’s the only way we’d do it.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Repair Problems We See in Koreatown Homes
Koreatown’s housing stock is specific, and so are its roof failures. Here’s what we see the most:
- Degraded elastomeric coatings on flat roofs. Koreatown’s flat apartment roofs take direct sun all summer, and the reflective coatings that protect them break down into a chalky, peeling film. When the coating fails, the underlying membrane absorbs the UV and starts to crack, usually right where water ponds.
- Improperly sealed penetrations for rooftop equipment and signage. Korean-language rooftop signage, HVAC curbs, and water tanks all require flashing. When the flashing is done wrong, or the sealant dries out, water chases the penetration straight into the top-floor unit. This is the single most common leak we find in Koreatown.
- Clogged scuppers and roof drains on low-slope roofs. Leaves, trash, and years of debris block the drains, and water ponds in the same spot until it finds a crack. In Koreatown’s tight lots, the drains are often right up against a neighboring wall, which makes them easy to miss and easy to forget.
- Tar-and-gravel roofs patched repeatedly until the decking rots. The original built-up roofs on 1920s and 1950s Koreatown buildings have been patched in layers for decades. Eventually the patches stop sticking, and the real repair requires cutting back to solid decking. That’s a bigger number than a patch, but it’s the repair that actually stops the leak.
Pricing for Roof Repair in Koreatown, CA
Small leak repairs in Koreatown, like a punctured membrane or a single failed flashing collar, run $450 to $900. Medium repairs, including resealing multiple penetrations or recoating a small apartment roof, run $900 to $1,800. Larger commercial repairs with membrane replacement and drain work run $1,800 to $4,000. The spread exists because access matters. A roof you reach through a rooftop hatch with no alley access means ladders carried through a building, staging set up in a patio, and more labor hours. That’s the honest answer about why one quote is $600 and another is $2,000: it’s the building, not the roofer.
We give written line-item quotes. No change orders because we forgot to mention the hatch access. Call (866) 361-1724 and we’ll inspect the roof and give you the real number before any work starts.
We Also Serve Cities Near Koreatown
Chatham Roof Repair works throughout the central Los Angeles basin. We handle Roof Repair calls in Koreatown and regularly cross into Los Angeles, Echo Park, Silver Lake, and Hollywood. If your building is on the edge of Koreatown or you own properties in more than one neighborhood, we can handle all of them under one relationship.
Serving Koreatown, CA — Our Local Coverage Area
We’re based in the Koreatown 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 Koreatown
Roof access through a rooftop hatch or stairwell bulkhead adds labor hours to the job, and that shows up in the price. In Koreatown, most apartment roofs have no street-side drop and no alley access, so crews carry materials through the building, up the stairs, and through a hatch. That’s not a surcharge we invent: it’s time and care that single-family roofers never account for. Call (866) 361-1724 and we’ll inspect your access before we quote, so the number on the proposal is the number you pay.
Yes. We repair around every HVAC curb, exhaust fan, water tank, and rooftop sign by resetting the flashing, replacing the sealant, and building new penetration collars where the old ones have failed. We work on Koreatown flat roofs with a dozen or more penetrations routinely. The repair holds when the flashing is done to manufacturer spec and the membrane is cleaned and prepped first.
Most small roof repairs in Koreatown don’t require a permit: patching a membrane, resealing flashing, and recoating are considered maintenance. When we tear off down to the decking or replace more than a certain percentage of the roof area on a multi-family building, the City of Los Angeles typically requires a building permit, and sometimes a reroof inspection. We pull the permits ourselves, and we schedule the inspection. You won’t be left holding the paperwork.
We tarp the work area, stage materials in the smallest footprint possible, and coordinate with the adjacent building owner if the repair touches a shared parapet or party wall. In Koreatown’s tight lots, a ladder set against a neighbor’s wall can be a problem, so we use roof hatches and internal access instead of exterior ladders whenever we can. We also follow local noise ordinances for start times, which matters when tenants are below.
If the coating is chalky, peeling, or worn through to bare membrane in isolated areas, repair is usually the right call. We scrape back the loose coating, re-coat the affected field, and seal the penetrations. If the coating is cracked all the way across the roof or the membrane underneath has degraded, replacement is more honest than another patch. We look for the repair before we recommend the replacement, and we’ll show you photos of what we found. Call (866) 361-1724 for a free estimate and an honest read on your roof.
Written by Nelson Quarry, Owner at Chatham Roof Repair, serving Koreatown and the surrounding Los Angeles basin.