General contractor So San Francisco, CA Corporation
Active License #251241 B General Building, C-4 Boiler, Hot Water Heating +3 more · So San Francisco, CA
Policy ends Jan 1, 2027. Ask for the renewal certificate if work runs past it.
CSLB records dated Oct 16, 2026 checked Oct 18, 2026 Verify live on CSLB
As listed in CSLB's personnel file dated Oct 17, 2026. Personnel of record qualify the license. The file does not show who owns the business.
We have permit records for San Francisco and San Jose only. Other Bay Area cities don't publish contractor names in a form we can read, so an empty list here says nothing about work elsewhere.
45permits in 24 months
Permit descriptions that mention: Tenant improvement (9), Office build-out (6)
Permits by declared value (45 with a value)
Latest permits (public permit numbers)
Source: DataSF building permits, checked Oct 18, 2026
CSLB lists complaint and legal-action disclosures on the license's page.
Check complaints on CSLBRanked by the published scoring rules on the methodology page.
Based in South San Francisco
2 kitchen · median permit value $19k · latest: kitchen, Mar 2026 (SF permits)
88 residential permits · licensed 29 yrs
Active · B · #740587 · Bond ✓ · Workers' comp ✓ · Verify on CSLB
C-17 Glazing
Legal name: J J J & K Inc · Based in Burlingame
72 permits · median permit value $12k (SF permits)
72 residential permits · licensed 34 yrs
Active · B · #642553 · Bond ✓ · Workers' comp ✓ · Verify on CSLB
C-17 Glazing
Based in Millbrae
15 bath, 3 kitchen · median permit value $11k · latest: bath, Oct 2026 (SF permits)
58 residential permits · licensed 31 yrs
Active · B · #703705 · Bond ✓ · Workers' comp ✓ · Verify on CSLB
C-8 Concrete
Yes. CSLB lists license #251241 (B, General Building; C-4, Boiler, Hot Water Heating; C-16, Fire Protection) as active in its file dated Oct 16, 2026. It was first issued Jan 4, 1968 and expires Sep 30, 2028. Check the live record on CSLB before you sign.
CSLB lists Pribuss Engineering Inc under license #251241, class B, C-4, C-16, C-20, C-36, in So San Francisco, CA.
CSLB shows a $25,000 contractor bond with Merchants Bonding Company (Mutual) and workers' comp coverage through Zurich American Insurance Company of Illinois (policy to Jan 1, 2027). Those are the bond and workers' comp records in CSLB's file dated Oct 16, 2026. Ask for its certificate of general liability insurance.
CSLB lists Bayardo Jose Chamorro (Responsible Managing Officer/Chief Executive Officer/President) as personnel of record. That file names the people who qualify the license. It does not show who owns the business. CSLB lists the business type as corporation.
On license #251241's page on CSLB. It lists any complaint disclosures and legal actions CSLB publishes for the license.
We don't host reviews. The links under the license details search for Pribuss Engineering in So San Francisco on Yelp, Google, Houzz, BBB, Thumbtack and Angi, so you read them at the source.
For the business owner. Everything above comes from CSLB and city permit files. Send a correction and we check it against the source.