The 9 best commercial roofing contractors serving Oakland, CA — independently researched and ranked. No paid placements.
Commercial and industrial roofing in Oakland covers offices, retail centres, warehouses, and multi-unit buildings — most using low-slope membrane systems such as TPO, EPDM, and modified bitumen. The 9 contractors below were selected from our full Oakland top 10 as the strongest for commercial work, ranked by experience, manufacturer certifications, BBB standing, and verified reputation.
Commercial roofing in Oakland navigates a climate that varies significantly across a relatively compact geography. The flat East Bay waterfront and downtown district experience a marine-moderated climate with persistent morning fog, moderate temperatures, and consistent winter rainfall. The Oakland Hills and upper neighborhoods see higher temperatures, lower humidity, and proximity to the wildland-urban interface that makes fire-rated roofing assemblies a practical specification concern as well as a code matter. California's Title 24 energy code applies to commercial re-roofs across all of Oakland and the East Bay, requiring minimum solar reflectance and thermal emittance values documented on a CF1R Certificate of Compliance when the re-roof area exceeds the code threshold.
Oakland's commercial building inventory spans a wide range, from early-twentieth-century brick and concrete structures in the Jack London Square and Uptown districts to modern warehouse-conversion and tech-office buildings in the Fruitvale and West Oakland corridors. The diversity of building types and ages means that a qualified commercial roofer in Oakland must understand both legacy roofing systems — built-up roofing, modified bitumen cap sheets — and the modern single-ply assemblies that dominate new installations. California's C-39 license requirement applies equally to all commercial roofing work above the state threshold, and CSLB license verification is the baseline credential check before any commercial contract is signed.
Founded in Oakland in 1924 and now run by the fourth generation of the Wakerling family, General Roofing Co. is one of the oldest continuously operating roofers in the East Bay. It handles roof replacement, repair, maintenance and asset management across residential, commercial and industrial properties, with past clients including Amtrak and the County of Alameda. The company is a member of the National Roofing Contractors Association (NRCA) and Western States Roofing Contractors Association (WSRCA).
Established in 1885 and now in its fifth generation of family ownership, Oakland-headquartered Lovett & Lovett bills itself as the Bay Area's oldest re-roofing specialist with more than 130 years of experience. Leak detection on hard-to-find roof problems is a signature of the business, alongside re-roofing, new construction, repair, maintenance and insulation. It installs asphalt and designer shingles, modified-bitumen systems, tile and wood shake, and works with materials from GAF, CertainTeed, Polyglass and Gaco.
Re-RoofingRoof RepairLeak DetectionNew Construction RoofingRoof MaintenanceRoof InsulationGutters & Downspouts
Operating since 1976 from Pleasanton, Sierra Roofing and Solar holds two of the industry's top manufacturer credentials at once: GAF Master Elite Contractor and CertainTeed Select Shingle Master, plus authorized-installer status with IB Roofing and Duro-Last. It installs and repairs shingle, tile, flat and metal roofs, and pairs roofing with solar design and installation. The company reports serving more than 20,000 customers across the East Bay, including Oakland.
A family-owned and operated roofer in business since 1976, Berkeley Roof Services brings unusually broad material expertise to East Bay homes and businesses. It works with asphalt shingles, metal, PVC, modified bitumen (SBS), solar-ready systems, custom metal fabrication, GACO deck membranes, and tile and slate. The company tailors systems to the East Bay climate and serves both residential roof replacement and commercial flat roofs in Oakland, Berkeley and Albany.
Serving Oakland since 1978, Central Bay Roofing markets itself around deep familiarity with the city's varied neighborhoods and hilly terrain. Services span new roof installation, roof replacement, leak repair, commercial flat-roof systems, and gutters and downspouts. The company emphasizes work on warehouses, office buildings and multi-family housing in addition to single-family homes across Oakland, Alameda, Albany, Berkeley and San Francisco.
New Roof InstallationRoof ReplacementRoof Leak RepairCommercial RoofingFlat RoofingGutters & Downspouts
Livermore-based Yorkshire Roofing reports more than 20 years in operation and carries a strong certification stack: GAF Master Elite Contractor, Owens Corning Platinum Preferred Contractor, and certified installer for Boral stone-coated steel. It installs composition shingles, stone-coated steel, wood shake, standing-seam metal and low-slope TPO/PVC flat systems, and serves homeowners, businesses, condo associations and apartment buildings throughout the Bay Area including Oakland.
Family-owned and rooted in Oakland since 1988, MNJ Roofing offers a wide installation range that includes shingle, tile, TPO, metal and torch-down systems plus gutters and roof repairs for both homeowners and businesses. Its broad multi-material focus and straightforward reroofing approach make it a practical, value-oriented option for East Bay property owners.
Based in Oakland and operating for more than 40 years, Master Roofing Company provides residential and commercial roofing, repairs and maintenance, and gutter and downspout work. It specializes in asphalt shingle and flat (modified-bitumen) roofing systems and stresses personalized service and transparent quotations on every project across Oakland, Piedmont, Berkeley and Alameda.
With more than 12 years of industry experience, Acker Roofing is the newest contractor on this list and one of the few here to hold both GAF and CertainTeed certifications. The Concord-based company serves Oakland with roof repair, replacement, new installation, inspections, maintenance and rain-gutter services for both residential and commercial clients.
Commercial Roofing in Oakland: East Bay Climate Zones, Title 24, and Wildfire-Adjacent Risk
When a Title 24-Triggering Re-Roof Requires CRRC-Listed Materials
Oakland falls in California Climate Zone 3, and commercial re-roofs that cover more than the code's area threshold must meet minimum solar reflectance and thermal emittance requirements using CRRC-rated products documented on a CF1R compliance certificate. An Oakland commercial roofer familiar with the City's permitting workflow will specify compliant membranes proactively rather than requiring a scope revision after the permit application reveals a compliance gap.
When Oakland Hills or WUI-Adjacent Commercial Buildings Need Fire-Rated Assemblies
Commercial buildings in and near Oakland's wildland-urban interface zones face ember exposure risk during fire weather events that has real consequence for roofing material selection. California's building code requires fire-rated roofing assemblies in WUI areas, and commercial roofers working in these zones must be familiar with Class A assembly requirements and the material certifications that satisfy them. A contractor without specific WUI commercial experience may specify assemblies that pass basic code but lack the additional performance characteristics that Oakland's fire risk history makes prudent.
When an Early-Twentieth-Century Oakland Commercial Building Needs Membrane Modernization
Legacy built-up roofing on older Oakland commercial buildings often consists of multiple asphaltic layers and gravel surfacing that is difficult to inspect and expensive to overlay without correction of underlying insulation and drainage inadequacies. A commercial roofer experienced with East Bay historic building stock understands the substrate assessment, code upgrade requirements, and permit documentation that modernizing these roofs involves, rather than proposing a simple overlay that may not achieve long-term performance in Oakland's winter-wet climate.
Frequently Asked Questions
How many commercial roofing contractors are in Oakland?
Our directory lists 9 independently verified commercial roofing contractors serving Oakland, California, ranked by experience, certifications and reputation. General Roofing Co. is ranked #1. There are no paid placements.
How do I choose a commercial roofer in Oakland?
Confirm licensing and insurance for California, ask for commercial project references in Oakland, get multiple written quotes, and check each contractor's BBB standing. Every company listed here has been independently researched.
What commercial roofing systems are most common in Oakland and the East Bay?
White TPO single-ply is the dominant choice for new commercial construction across Oakland because it satisfies California's Title 24 reflectance requirements and performs well in the East Bay's combination of mild temperatures, marine moisture, and summer UV. EPDM persists on existing commercial buildings throughout the inner East Bay. Modified bitumen in cap-sheet form is still found on older commercial stock and provides reliable performance in Oakland's rainy winters when properly installed and maintained. Built-up roofing remains on some early-twentieth-century structures.
Does a commercial re-roof in Oakland require a building permit?
Yes. Oakland requires building permits for commercial re-roofing projects, and projects triggering California Title 24 compliance must include energy documentation in the permit package. The City's permit process also ensures the work is inspected for structural and fire-rating code compliance. California law requires the permit to be pulled by the licensed C-39 contractor. A reputable commercial roofer manages the permit application, inspections, and CF1R documentation as standard parts of the project scope.
How do I verify a commercial roofer's CSLB license in California?
California's CSLB provides a free online license lookup at cslb.ca.gov where you can verify a contractor's license number, active status, classification (C-39 Roofing or B General Building for commercial work), bond filing, and workers' compensation status. Any Oakland commercial roofer should provide their CSLB license number proactively. Confirm the license is active in the correct classification and that workers' compensation is on file before signing a commercial roofing contract.