
General Roofing Co.
General Roofing Co.
General Roofing Co. is an Oakland roofing contractor serving the East Bay and greater San Francisco Bay Area since 1924. It provides residential, commercial and industrial roof replacement, repair and maintenance. Four generations of the family have helped build the company.
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Business Highlights
- It lists California C-39 contractor status.
- It says it is licensed, bonded and covered by workers’ compensation and commercial liability insurance.
- It identifies as Diamond Certified.
- It lists trained and certified roofing installers.
- It says roofing materials carry manufacturer warranties, with additional extended warranties available.
Service Area
Oakland, the East Bay and the greater San Francisco Bay Area.
Active Business Listing
General Roofing Co. is one of 12 roofers ProsGrade lists in Oakland, California.
8 services listed, including Roof system replacements, Roof repairs and maintenance and Roof maintenance programs. Open weekdays, closed on weekends. 39 reviews.
- Verified listing details
- Service information
- Customer review signals
- Photo gallery
- Public contact information
- Published local profile
How This Business Compares
How General Roofing Co. compares with the other 11 roofers on ProsGrade in Oakland, using public Google ratings and review counts.
- Has more Google reviews (39) than 7 of the 11 other Oakland roofers on ProsGrade.
Services Covered
8 services- Roof system replacementsFiberglass composition shingles, synthetic slate or shakes, concrete or clay tile, and PVC or TPO single-ply systems.
- Roof repairs and maintenanceComposition shingles, metal, built-up, single-ply, tile, wood and slate.
- Roof maintenance programsInspections two to four times per year; reports with photos.
- Gutter installationSeamless or seamed systems, custom-built for each property.
- Walkable roof decksPolyester-style and Metacrylics-coated decks; single-ply IB Deck Shield.
- Skylights and solar tubesDeck- or curb-mounted skylights; 10- or 14-inch solar tubes.
- Ventilation systemsRidge, eyebrow and soffit vents; thermostatically controlled or solar attic fans.
- Custom roof accessoriesCopper, zinc, brass and stainless steel; flashings, vents and chimney caps.
Reviews
What customers say
Several customers mention timely work and clear updates; one described the crew as neat and efficient. One customer praised Felipe’s quick response and reliable, accurate quote for a new roof-and-gutter system.
Customer Reviews
Ian MacLean
Evan Tappero
Amanda Ackerman
Alan Briskin
John Cruger
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Frequently Asked Questions
How does General Roofing Co. assess a roof replacement?
It inspects the roof covering, decking, flashing, drainage and penetrations before determining whether replacement is appropriate. After installation, it inspects the completed system, cleans the jobsite and reviews warranty information and maintenance needs with the owner.
What should homeowners know about a roof tear-off?
During a tear-off that opens the sheathing, dirt and debris may filter into the attic and garage. The company says it is not responsible for stored items or cleanup in those areas.
Does General Roofing Co. offer emergency service?
It offers 24/7 emergency service to customers in its Roof Maintenance Program.
What if a roof is beyond repair or repairs are not cost-effective?
The company says it provides other options tailored to the customer’s needs in those situations.


