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 Tarzana
Roof repair in Tarzana typically runs between $450 and $1,800 for most standard fixes, with flat roof patches and flashing work landing on the lower end and underlayment replacement on hillside homes pushing toward the higher end. If you’re in Tarzana and you’ve spotted a water stain on the ceiling or a tile that shifted after the last Santa Ana event, you don’t need a diagnosis from a stranger, you need a roofer who knows the difference between a parapet leak south of Ventura Boulevard and a wind-lifted ridge vent up in the hills. We’re Crestview Roofing Co Woodland Hills, and we’ve been repairing Tarzana roofs long enough to know exactly where they fail and why. Call (650) 456-5615 and you’ll get a written price before we touch a single shingle.
Our full Roof Repair process is built around one thing: you knowing what’s wrong, what it costs, and what we did about it. That’s how we operate everywhere we work, including Tarzana.
Why Crestview Roofing Co Woodland Hills Is Tarzana’s Preferred Roof Repair Company
The reason Tarzana homeowners call us back has less to do with marketing and more to do with what happens before the job starts. We write the price down. Every repair gets a line-item quote that shows materials, labor, and any decking or flashing work we anticipate. The number on that page is the number on the invoice, even when we find something worse underneath. That matters here because Tarzana’s housing stock is old enough that “worse underneath” is the rule, not the exception.
Dylan Pace leads our team, and he’s built the company on a simple standard: a homeowner should never find out what a repair cost after it’s already done. We send before-and-after photos so you see what we replaced, a live arrival time so you know when we’re pulling up, and a digital invoice by text when the job is finished. That’s The Relay Standard, and it’s included on every Tarzana roof repair we do.
We answer the phone. Not a voicemail box, not a callback queue. A live person answers 24/7. When you’ve got water coming through the ceiling on a Sunday night in Tarzana, that’s the only thing that matters.
Styles & brands we work with






Shingle Roof Repair in Tarzana
Shingle roof repair in Tarzana almost always comes down to two culprits: UV damage from the valley’s relentless summer sun and wind damage from Santa Ana events that rip through the hills faster than shingle manufacturers would like to admit. Most asphalt shingle repairs in Tarzana run between $450 and $1,100, depending on how many shingles we’re replacing and whether the underlayment beneath them has been exposed. The sun bakes the north-south facing slopes differently, and we see more granule loss and cracking on the west-facing planes that catch the afternoon heat.
Starter Strip and Ridge Vent Repair
When Santa Ana winds hit Tarzana, the first things to go are usually the starter strips along the eaves and the ridge vents at the peak. We find lifted starter strips on hillside homes with surprising regularity after a wind event, because the adhesive strips were never meant to handle sustained 40-plus-mile-per-hour gusts. Our approach is to remove the damaged course, inspect the underlayment beneath it, re-nail the new strip with the manufacturer’s specified fastening pattern, and document everything with photos. Replacement of starter strips and ridge vents on a Tarzana home runs $500 to $900.
Architectural Shingle Matching for Tarzana Hillside Homes
Hillside estates in Tarzana tend to use architectural shingles from GAF, CertainTeed, and Owens Corning, and color matching is not optional, it’s the job. A mismatched bundle on a prominent slope is visible from the street and it’s the first thing you’ll notice every time you pull into the driveway. We coordinate directly with manufacturer color lines and stock the most common Tarzana colors locally, so we can usually match a discontinued or weathered shingle without making you wait a week for a special order.
Storm Damage Roof Repair in Tarzana
Storm damage roof repair in Tarzana has a specific rhythm: the Santa Anas hit in the fall, shake loose whatever wasn’t fastened properly, and then the winter rains arrive and find every gap. The most common storm-related repair we do is wind-lifted flashing and shingles that let water get beneath the roof membrane. Storm damage repairs in Tarzana run from $500 for a quick flashing reseal to $2,200 or more if multiple slopes have been stripped and the underlayment is compromised.
Parapet Flashing and Ponding Water Repair
South of Ventura Boulevard, the flat-roofed 1950s and 1960s homes in Tarzana share a specific vulnerability: parapet walls that trap water after a heavy winter rain. The flashing at the base of the parapet is usually the first failure point. When water ponds against that flashing for days, it finds the seam, works its way into the wall, and rots the decking below. We repair this by stripping the old flashing, replacing any wet plywood, and installing new flashing with a proper counter-flashing detail that directs water away from the wall. Parapet flashing repairs in Tarzana typically run $650 to $1,400.
Santa Ana Wind Damage on Clay Tile
Hillside Tarzana homes with clay tile roofs face a different storm problem. The tiles themselves are heavy, but they’re held on by fasteners that loosen over time, and a strong Santa Ana gust catches a tile like a sail. Once one tile shifts, water gets under the adjacent tiles and the old earthen valleys become the new drainage path. We re-fasten loose tiles with the correct screws and clips rather than adhesives, because adhesives fail in Tarzana’s heat by mid-July. Tile re-fastening and valley repair runs $700 to $1,500.
Trusted Brands We Service in Tarzana
We install and repair roofs with materials from GAF, CertainTeed, and Owens Corning, and we service the existing Atlas, Tamko, and Boral roofs you’ll find throughout Tarzana’s older hillside and flat-roof neighborhoods. We keep common Tarzana repair parts in local stock, shingles, flashing, vent boots, and underlayment, so a standard repair doesn’t sit waiting on a distributor’s delivery schedule. When you call us about a leak, our tech can usually arrive with the materials already on the truck. That’s not an accident. That’s because we’ve been working in this specific housing stock long enough to know what a Tarzana roof needs before we see it.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Repair Problems We See in Tarzana Homes
- Ponding water on flat roofs south of Ventura Blvd. The parapets on these 1950s and 1960s ranch homes create natural bowls that hold water after winter storms. When that water sits for days, it breaks down the built-up roof membrane or asphalt roll roofing and eventually gets through to the plywood decking. Most Tarzana flat roof leaks are parapet or low-spot ponding failures, not the roof field itself.
- Santa Ana wind lift on hillside tile and shingle roofs. The same winds that make Tarzana’s fall afternoons dry and clear are the ones that peel back ridge vents and starter strips on the hillside homes above Reseda Boulevard. We re-fasten with the manufacturer’s specified nails and clips, not whatever was in the last guy’s nail gun.
- Cracked clay tiles from valley heat cycling. Older clay tile roofs on Tarzana’s larger hillside estates expand and contract through 40-degree daily temperature swings in summer. Over 30 or 40 years, that cycling cracks tiles along their nail holes. A single cracked tile is a $75 fix; a slope full of them means a partial re-tile.
- Failed modified bitumen on built-up flat roofs. Many of Tarzana’s mid-century flat roofs are original modified bitumen that has reached the end of its 20-to-25-year service life. When the surface splits, water gets trapped between layers, and the plywood underneath stays wet for weeks. We find this on ranches along Burbank Boulevard and the surrounding streets more than anywhere else in the valley.
Pricing for Roof Repair in Tarzana, CA
Most standard roof repairs in Tarzana run between $450 and $1,800. A small shingle patch or vent boot replacement sits around $450 to $650. Flashing repair, whether it’s at the chimney or along a parapet, runs $650 to $1,400. Underlayment replacement on a section of a hillside roof that’s been exposed by Santa Ana winds runs $900 to $1,800. The two things that move the number are decking damage and accessibility. If we find rotted plywood, which is common on Tarzana’s older flat roofs, you’ll see that cost as a written line item and a photo of the damage before we proceed. Every Tarzana repair we do includes a written price before work starts and our 365-Day Done Right Promise: if the repair fails within a year, we return and correct it at no charge. Call (650) 456-5615 to schedule a free estimate.
We Also Serve Cities Near Tarzana
While this page is focused on Tarzana roof repair, our crews serve the surrounding San Fernando Valley communities. We regularly handle roof repairs in Encino, Reseda, Woodland Hills, and Winnetka. If you’re a few blocks outside Tarzana’s boundary, the same pricing structure, the same written quote guarantee, and the same 365-Day Done Right Promise still apply.
Serving Tarzana, CA - Our Local Coverage Area
We’re based in the Tarzana 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 Tarzana
Tarzana building codes follow Los Angeles County standards, and any flat roof repair that opens the roof deck must include an underlayment that meets current low-slope specifications. We install ice and water shield over the entire low-slope plane on Tarzana flat roof repairs because the ponding conditions south of Ventura Blvd demand a self-healing membrane, not just a standard synthetic underlayment. The upgrade typically adds $150 to $300 to a flat roof repair depending on the square footage. Call (650) 456-5615 and we’ll put the exact number in your written quote.
Yes, and we recommend it on any hillside Tarzana home where the existing roof is held down with the minimum number of fasteners. Santa Ana gusts in Tarzana’s hills routinely exceed 50 miles per hour, and the standard six-nail per shingle pattern from a 1990s install doesn’t hold up to that abuse anymore. We’ll quote the extra fastening as a separate line item so you can decide. Most hillside Tarzana homeowners add it, because the cost of re-fastening a few square of shingles is far cheaper than a full underlayment replacement after one bad wind season. Call (650) 456-5615 to review your roof’s fastening schedule.
We inspect the decking after we open the roof, and if we find rot, you get a written change order with photos before we cut new plywood. On a ranch off Burbank Boulevard, we opened a 1960s flat roof with failed modified bitumen and found rotted plywood decking where ponding had gone unchecked. We replaced the deck, installed ice and water shield over the entire low-slope plane, re-flashed the parapet, and added a new drip edge, then wrote a final change order for the extra square of decking before proceeding. That’s how every Tarzana flat roof repair works: no surprise charges, just documentation and a price you approve first. Call (650) 456-5615 for a free estimate on your flat roof.
Parapet flashing failure is the most common repair on Tarzana flat roofs south of Ventura Blvd. The flat-roofed ranch and modern homes in that part of Tarzana have parapet walls that trap water, and the flashing at the base of those walls splits after decades of expansion and contraction in the valley heat. We re-flash parapets on Tarzana homes more than any other single repair job, and the typical cost runs $650 to $1,400 depending on the length of the parapet and whether the decking beneath it is wet. Call (650) 456-5615 to get a written quote for your parapet repair.
Yes, and we treat color matching as a standard part of any shingle repair on a Tarzana hillside home rather than an upcharge. We work with the manufacturer color lines from GAF, CertainTeed, and Owens Corning, and our techs carry a digital color reader so they can match a weathered shingle that’s no longer in production. A small patch on a visible slope costs the same as a patch on the back of the house, between $450 and $700. The goal is that you never notice the repair from the street. Call (650) 456-5615 and send us a photo of the damaged shingle, we’ll tell you if it’s an in-stock color or needs a special order.
We answer the phone live, 24/7, and we schedule Tarzana repairs based on severity. A roof leak with water actively coming into the home goes to the front of the schedule, and we can typically get a technician to Tarzana the same day or the next day, depending on when you call. Our techs dispatch from the Los Angeles office and carry a live trackable arrival time, so you’ll see exactly when we’re pulling onto Ventura Boulevard or Reseda Boulevard. Call (650) 456-5615 and tell us what you’re seeing, we’ll tell you how soon we can be there.
Yes, we cover every part of Tarzana, from the flat-roofed ranch homes south of Ventura Boulevard up to the tile-roofed estates in the hills above the 101. We’re familiar with the specific repair needs of the neighborhoods around Burbank Boulevard, the streets off Reseda Boulevard, and the hillside pockets where access requires a truck that can handle steep driveways. If you’re in a gated Tarzana community, we coordinate with your HOA or gate system before we arrive. Call (650) 456-5615 and let us know where you are in Tarzana.
Tarzana roof repair pricing is comparable to Encino and Woodland Hills, and generally runs $450 to $1,800 for most standard jobs, with the same range you’d see in Reseda or Winnetka. The difference is not the hourly rate, it’s the housing stock. Tarzana’s older flat roofs and hillside tile roofs require specific expertise that a roofer who only does standard shingles in a newer development may not have. We’d rather do the job right the first time than be the second roofer you call. Call (650) 456-5615 for a free written estimate.
Written by Dylan Pace, Owner at Crestview Roofing Co Woodland Hills, serving Tarzana since 2000.