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Cal State Roofing & Sheet Metal CompanyRoofer in South San Francisco, CA

Cal State Roofing & Sheet Metal Company is a roofer at 509 Mayfair Ave, South San Francisco, CA 94080, rated 4.5 from 8 Google reviews. Open Monday to Friday.

South San Francisco, CA0 paid placements in any rankingHow we rank

Call (415) 954-2278Website ↗

Key facts

Key facts about Cal State Roofing & Sheet Metal Company
Address509 Mayfair Ave, South San Francisco, CA 94080Get directions
Phone(415) 954-2278
Websitecalstateroofing.com
HoursMonday to Friday: 8 AM – 4:30 PM
Google rating4.5 from 8 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Roofingmain tradeGoogle main category

Service area

Serves South San Francisco and 11 towns within 40 miles: San Bruno, Millbrae, Daly City, Pacifica, Visitacion Valley, Burlingame, Hillsborough, Noe Valley, Mission District, San Mateo and San Francisco.

Based in South San Francisco, CAView on map

Opening hours

Opening hours for Cal State Roofing & Sheet Metal Company
DayHours
Monday8 AM – 4:30 PM
Tuesday8 AM – 4:30 PM
Wednesday8 AM – 4:30 PM
Thursday8 AM – 4:30 PM
Friday8 AM – 4:30 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical roofing prices

Typical roofing prices
JobLowTypicalHigh
Roof replacementPer project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 1.14 Pacific factor (2025 Cost vs. Value Report)$8,560$11,420$15,990
Roof repairPer repair: typical range of customer-reported jobs. US national range$395$1,174$1,968

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.5from 8 Google reviews

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Questions about Cal State Roofing & Sheet Metal Company

What are Cal State Roofing & Sheet Metal Company’s hours?

Cal State Roofing & Sheet Metal Company is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 4:30 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Cal State Roofing & Sheet Metal Company serve?

Serves South San Francisco and 11 towns within 40 miles: San Bruno, Millbrae, Daly City, Pacifica, Visitacion Valley, Burlingame, Hillsborough, Noe Valley, Mission District, San Mateo and San Francisco. The list is based on the business's location and the usual service radius for roofing. Confirm your address is covered when you call.

What do Google reviews say about Cal State Roofing & Sheet Metal Company?

Cal State Roofing & Sheet Metal Company has a rating of 4.5 from 8 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Cal State Roofing & Sheet Metal Company?

Call Cal State Roofing & Sheet Metal Company on (415) 954-2278. The business is at 509 Mayfair Ave, South San Francisco, CA 94080. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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