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Large flat commercial roof with rooftop HVAC units in north Santa Clara under a clear sky

City in Santa Clara County

Roofing Contractor in Santa Clara, CA

We serve the city as a roofing contractor in Santa Clara, CA, for houses and for business buildings alike. The trip from our Campbell base takes about 20 minutes (10 miles), usually up San Tomas or Lawrence Expressway. Santa Clara packs two very different roofing markets into a few miles: older homes around Santa Clara University and the Old Quad plus postwar ranch tracts across the residential south, and acres of flat commercial and industrial roofs north of US-101. We handle both, and the city's own electric utility adds a twist for anyone pairing a reroof with solar.

  • Family-run Campbell team
  • Free written estimates
  • 64 Google reviews
  • Insurance-claim photo documentation

Old Quad houses, ranch tracts and the business parks north of US-101

Around the university and the Old Quad

The neighborhood beside Mission Santa Clara holds some of the city's oldest homes, wood-framed houses on board sheathing with brick chimneys. After a century of reroofs, the usual findings are rotted eave boards, flashing set into mortar that has crumbled, and chimneys loosened in the 1989 Loma Prieta quake. Some houses here are on the city's historic resources list, which can affect what roofing material is approved.

The postwar tracts

Between El Camino Real and Interstate 280, most homes are 1950s and 1960s ranch houses on flat lots. Long, low roofs take full summer sun with little shade, so shingles lose granules on the south and west faces first. Shallow attics with too few vents run hot and cook the deck from below. Valley-floor clay drains slowly after a January storm, so water that spills from an undersized gutter tends to pool against the slab instead of soaking away.

Single-story Santa Clara ranch home on a flat lot with a sun-faded south slope of asphalt shingles
A long, low ranch roof whose sun-facing slope has faded and lost granules.

North of the freeway

Office, lab and light-industrial buildings toward Tasman Drive and the Bayshore carry big low-slope roofs: built-up, modified bitumen and single-ply membranes broken up by rooftop units, curbs and drains. Leaks there usually start at those penetrations or where water ponds near a clogged drain.

Older wood-framed home with a steep shingle roof and brick chimney in Santa Clara's Old Quad area
A steep gabled roof and brick chimney on an older wood-framed house.

Roofing services Santa Clara homeowners ask for most

Roof trouble in Santa Clara?

We drive out from Campbell (about 20 min (10 mi)). Call to book an inspection.

Call (725) 745-8803

Silicon Valley Power, stadium traffic and other local details

Santa Clara counted 133,132 residents in the Census Bureau's 2024 estimate. The city grew up around Mission Santa Clara de Asís, founded in 1777, and incorporated in 1852, a year after Santa Clara University opened on the mission grounds. Central Park on Homestead Road sits in the middle of the residential south, and San Tomas Aquino Creek crosses the city on its way to the Bay.

Santa Clara is one of the few Bay Area cities with its own electric utility. Silicon Valley Power, owned by the city, handles service and solar interconnection instead of PG&E, so if new panels are planned after the reroof, the solar installer works with SVP's rules and timeline.

North of 101, event days at Levi's Stadium crowd Tasman Drive and Great America Parkway. For commercial roofs nearby we check the event calendar before booking crews and material deliveries.

We are honest about our track record here: we have not published Santa Clara project photos, and our Google reviews mostly mention Campbell. Two of them, attached on this page, come from owners of a medical office and a flat-roofed office building, the kind of property common north of the freeway.

From first call to final inspection at the Warburton Avenue counter

A visit starts with a phone call and an inspection date. Our estimator walks the roof, checks the attic or, on a commercial building, the roof hatch, drains and rooftop equipment, and sends you photos of each problem. The written, itemized estimate follows, free of charge, with materials and workmanship terms spelled out.

Residential reroofs are permitted by the City of Santa Clara Building Division at City Hall, 1500 Warburton Avenue, and we file the permit for our jobs. For older Old Quad homes, check with the city's Planning Division whether the house is on its historic list before choosing a new material. On occupied offices and labs we schedule noisy tear-off around tenants and keep roof access paths clear.

Roofer kneeling on a white membrane flat roof, pressing a flashing seam with a hand roller
Rolling a membrane flashing seam flat on a white low-slope roof with homes beyond.

Membranes, shingles and gutters this city's buildings need

  • Commercial roofing for leak repair, recovers and maintenance on office and industrial roofs north of US-101.
  • Flat roofing for porch roofs, room additions and low-slope sections on tract homes.
  • Roof repair for flashing, vent boots and chimney leaks on older Old Quad houses.
  • Roof replacement when a 1950s or 1960s ranch roof is on its last layer and ready for a tear-off.
  • Gutters and downspouts with enough capacity to move a hard winter rain off flat lots and away from slab foundations.
Single-story ranch home with a gray shingle hip roof and a downspout, roofers working along its front wall
A downspout and narrow eave on a single-story ranch home with a gray shingle hip roof.

Reviews from Campbell-area customers

64 Google reviews as of May 2026 · Read more reviews · Leave a review

“We were very pleased to have Camden and his crew handle the repair and sealing of the roof on our commercial medical office building. After trying several other roofing companies that couldn't fix our leaking roof, Camden's team was the…”

Billy P.Google review · approx. Aug 2025

“I hired Xylo Fix Roofers to apply a silicone coating on a large flat commercial office roof in Campbell. The project was a great experience from start to finish. At first, there was a bit of confusion when we noticed some unusual wear on the new coating, but Roger figured out that birds were actually pecking at the roof to gather nesting materials! We were all puzzled at first, but Roger worked closely with the manufacturer to find out what was happening and quickly came up with a solution. While working on the roof, Roger also helped diagnose and fix a couple of leaks we had coming from a screen wall and an old HVAC unit. He handled those repairs without charging extra, which I really appreciated. One thing that stands out about Xylo Fix Roofers is their personal touch—you can tell it's a family-run business. Roger takes pride in his work and really cares about making sure you’re happy. Even though he’s busy managing a lot of jobs, he made time to listen and address any concerns I had. I will definitely call them again for any future roofing needs.”

Kayla M. · CampbellGoogle review · approx. Oct 2025

Roofing questions from Santa Clara

Do you repair flat roofs on Santa Clara commercial buildings?

Yes. We repair and recoat built-up, modified bitumen, TPO and PVC roofs on offices, medical buildings and light-industrial space, most of it north of US-101. Most leaks we trace start at HVAC curbs, pipe penetrations, parapet flashing or ponding near a blocked drain. We photograph each source, quote repairs or a coating where the membrane is still sound, and schedule around tenants.

How often should a Santa Clara roof be inspected?

Once a year is a sensible rhythm for most homes, ideally in early fall before the November rains, and after any storm that drops limbs or lifts shingles. Flat commercial roofs benefit from a spring and fall check, because clogged drains and failed seams on big low-slope roofs get expensive quickly once the rain starts. On the sunny ranch tracts south of El Camino Real, ask us to look hardest at the south and west slopes, where granule loss shows first.

What causes leaks on older Santa Clara tract homes?

On 1950s and 1960s ranch homes the usual sources are cracked rubber vent boots, rusted or loose flashing at walls and chimneys, and worn shingles on the sun-facing slopes. Poor attic ventilation speeds that wear. Sometimes a stain is condensation, not a leak at all, so we check the attic before recommending any repair.

Does Silicon Valley Power affect a reroof before solar?

Not the roofing itself, but it changes the solar side. Because the city owns its electric utility, solar interconnection runs through Silicon Valley Power rather than PG&E. We reroof first and leave the deck ready for mounts, then your solar installer handles SVP's application. Planning both together avoids removing new panels for a roof job later.

Our office and the drive to Santa Clara

We work from 16135 E Mozart Ave in Campbell, about 20 min (10 mi) from Santa Clara. Inspections happen at your property; call first so we can plan the trip.

Book a roof inspection in Santa Clara

Call to set a time. We inspect, photograph what we find and put the estimate in writing.

  • Family-run Campbell team
  • Free written estimates
  • 64 Google reviews
  • Insurance-claim photo documentation

Xylo Fix Roofers · 16135 E Mozart Ave, Campbell, CA 95008 · (725) 745-8803

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