General building contractor in San Francisco, CA

324 licenses · checked Oct 27, 2026

There are 324 General building contractor licenses with an address of record in San Francisco, CA, in the CSLB License Master data checked Oct 27, 2026. That is 2.3% of the 14,299 such licenses statewide; San Francisco ranks #4 of 874 CA cities for this license type. They are spread across 29 ZIP codes; the most common are 94112 (56), 94124 (36), 94134 (31). Most list San Francisco County. By business type: Corporation 193, Sole Owner 95, Limited Liability 28, JointVenture 6. The median first-issue year is 2017; the oldest license dates from 2015. 168 of them come up for renewal or expiration in the next 12 months, so re-check status before you sign a contract.

What a General building contractor license covers

General Building (B) covers framed structures for shelter or occupancy. A B contractor may take a prime contract for a project that involves at least two unrelated building trades, or framing/carpentry alone; plumbing, electrical or HVAC alone needs that specialty license or the B contractor must hold it.

How to verify a license

Enter the license number in CSLB Instant License Check and confirm the status is active, the classification matches the work, and the contractor has a current bond and workers' compensation coverage (or a valid exemption). California requires the license number on contracts and advertising. Official lookup: CSLB Instant License Check.

General building contractor licenses in San Francisco

Showing 60 of 324, A to Z. Listing order is alphabetical, not a recommendation.

Showing the first 60; search by name or license number for the rest.

Frequently asked questions

How many General building contractor licenses are in San Francisco?

324 active licenses in the CSLB License Master data checked Oct 27, 2026 (2.3% of CA).

What does a General building contractor license cover?

General Building (B) covers framed structures for shelter or occupancy. A B contractor may take a prime contract for a project that involves at least two unrelated building trades, or framing/carpentry alone; plumbing, electrical or HVAC alone needs that specialty license or the B contractor must hold it.

How do I verify a General building contractor license in San Francisco?

Enter the license number in CSLB Instant License Check and confirm the status is active, the classification matches the work, and the contractor has a current bond and workers' compensation coverage (or a valid exemption). California requires the license number on contracts and advertising. Use the license number shown here with the CSLB Instant License Check.

How many San Francisco General building contractor licenses expire soon?

168 of 324 have an expiration date in the next 12 months. A license that lapses must be renewed before the holder can work under it again.

Other license types in San Francisco

Plumbing contractor (C-36) (63) · Electrical contractor (C-10) (57) · Painting contractor (C-33) (49) · General engineering contractor (41) · Landscaping contractor (C-27) (18) · Roofing contractor (C-39) (17) · Flooring contractor (C-15) (12) · Tile contractor (C-54) (12) · Glazing contractor (C-17) (10) · HVAC contractor (C-20) (9) · Low-voltage contractor (C-7) (8) · Fire protection contractor (C-16) (7)

All General building contractor licenses in CA →

Source: CSLB License Master. Licensed California is independent and not affiliated with the licensing agency. Data checked Oct 27, 2026.