Northern California
Commercial Roof Inspection and Maintenance in San Jose, CA
San Jose is the largest city in Northern California, and its commercial roofs cover tech and research buildings in North San Jose, industrial parks in Edenvale and older commercial blocks downtown.
What kinds of commercial buildings are in San Jose?
San Jose's commercial roofs fall into 4 main groups: research and office buildings in North San Jose, industrial and flex parks in Edenvale and along Hellyer Avenue, retail along Stevens Creek and Capitol Expressway, and older commercial blocks downtown.
North San Jose holds the densest concentration of low-rise tech buildings in the city, many built in the 1980s and 1990s with large rooftop air handlers. Edenvale and the Monterey Road corridor carry manufacturing, distribution and contractor buildings.
- North San Jose: research, office and tech manufacturing buildings near the airport and First Street
- Edenvale and Hellyer Avenue: industrial and flex parks in the south of the city
- Stevens Creek Boulevard: Westfield Valley Fair, Santana Row and surrounding retail
- Downtown: older commercial and mid-rise buildings around the convention center
| Building type | Common roof system | Typical age | What San Jose does to it |
|---|---|---|---|
| Research and office buildings | TPO or PVC | 10 to 35 years old | Dense rooftop air handlers and penetrations |
| Industrial and flex parks | Built-up roof or white TPO | 15 to 40 years old | Summer heat and UV on older membranes |
| Downtown commercial blocks | Modified bitumen or built-up roof | 30 to 70 years old | Parapet and drain leaks on small roofs |
What does the San Jose climate do to a flat roof?
San Jose gives a flat roof only about 15 inches of rain a year, but summer highs often reach the low 90s and the sun is strong for most of the year.
UV and heat age membranes and sealants faster than in the cities on the bay, and long dry spells let debris build up in drains before the first storm. Roofs under the airport flight paths also collect fine soot.
How often should commercial roofs in San Jose be inspected?
A San Jose commercial roof should be inspected 2 times a year, in spring and in October before the rainy season starts.
Research buildings with heavy rooftop equipment benefit from an extra check after major HVAC work. Our commercial roof inspection page explains what each visit covers.
What does a maintenance program cost in San Jose?
A maintenance program for a 100,000 square foot research and development building in San Jose costs $22,000 to $25,000 a year on our Protect program, priced at $0.22 to $0.25 per square foot with a $2,500 minimum.
Protect fits most San Jose research and industrial roofs because 2 visits a year plus storm checks keep up with heat aging and equipment traffic. Compare all 3 tiers for San Jose on the maintenance programs and pricing page.
San Jose figures use our published rates: Monitor $0.12 to $0.15 per square foot a year with a $1,500 annual minimum, Protect $0.22 to $0.25 per square foot a year with a $2,500 annual minimum, Manage $0.40 to $0.45 per square foot a year with a $4,500 annual minimum.
How soon can you scan a roof in San Jose?
We can scan a roof in San Jose as soon as roof access is confirmed after your request, and a 100,000 square foot research and development building takes about 2 hours at roughly 50,000 square feet an hour, with the PE-stamped report delivered within 48 hours.
Many North San Jose buildings sit near Mineta San Jose International Airport, so we plan the scan schedule around site security and any rooftop height rules. Send the San Jose address through our roof scan request form, or see coverage across Northern California.
FAQs
Do San Jose tech buildings need more roof inspections?
San Jose tech buildings with dense rooftop equipment often need an extra check after HVAC changes, because technicians cut new penetrations and walk the same paths across the membrane.
Is the dry San Jose climate easier on flat roofs?
The dry San Jose climate means fewer storms, but strong sun and summer heat age membranes and sealants faster, so condition still drops steadily without maintenance.
Which parts of San Jose do you cover?
We cover every flat and low-slope commercial roof in San Jose, including North San Jose, Edenvale and Hellyer Avenue, Stevens Creek Boulevard and Downtown.
How long does a roof scan take on a research and development building in San Jose?
A roof scan on a 100,000 square foot research and development building in San Jose takes about 2 hours, because our robotic scan covers roughly 50,000 square feet an hour, and the PE-stamped report follows within 48 hours.
What is the most common commercial roof system in San Jose?
TPO or PVC is the most common roof on San Jose's research and office buildings stock, and those roofs are typically 10 to 35 years old.
Who issues reroof permits in San Jose?
Reroof permits in San Jose are issued by the City of San Jose building department. San Jose reroof permits come from the City of San Jose building division, and Title 24 cool roof requirements often apply to low-slope reroofs.
Which program fits most San Jose roofs?
Protect fits most San Jose research and industrial roofs because 2 visits a year plus storm checks keep up with heat aging and equipment traffic.
What does a Protect program cost for a research and development building in San Jose?
A 100,000 square foot research and development building in San Jose costs $22,000 to $25,000 a year on Protect, at $0.22 to $0.25 per square foot a year with a $2,500 annual minimum.
Do you need to go inside the building to scan a roof in San Jose?
No. The scan runs on the roof surface in San Jose, so offices, plants and tenants below carry on as normal.
How soon after the scan is the San Jose report delivered?
San Jose owners receive the PE-stamped report within 48 hours of the scan, with the Moisture Map, Deficiency Map, Roof Condition Score and Estimated Remaining Service Life.
Which roof systems do you scan in San Jose?
In San Jose we scan TPO, PVC, EPDM, modified bitumen, built-up and spray foam roofs on flat and low-slope commercial buildings.
How do I book a roof scan in San Jose?
Send the San Jose address through the roof scan request form or call (310) 647-7192.
Schedule a non-destructive roof scan in San Jose.
Trusted since 1983 on over 20,000 commercial roofs. California License 435836.