California › San Francisco County › General Building & ADU in San Francisco › RON THORN CONSTRUCTION INC
Listed from CSLB's public license file · unclaimed
RON THORN CONSTRUCTION INC
San Francisco, CA 94134 · San Francisco County · Corporation
✓License Verified CSLB file · Oct 20, 2026
Licensed for B General Building, C-7 Low Voltage Systems. Double-check this license at CSLB → (enter #942822 on CSLB's Check a License page)
License facts from CSLB
| License number | #942822 |
| Status in CSLB file | ● CLEAR (active) |
| Pending suspension | None in CSLB file |
| Classifications | B General BuildingC-7 Low Voltage Systems |
| Issued / expires | Jan 28, 2010 · expires Jan 31, 2028 |
| Business type | Corporation |
| Phone on file | (916) 997-5380 |
| Contractor's bond | $25,000 on file · surety: MERCHANTS BONDING COMPANY (MUTUAL) · effective Aug 19, 2026 |
| Workers' compensation | Policy on file with PIE INSURANCE COMPANY (THE), expires Jun 20, 2027 |
| Checked against CSLB file | Oct 20, 2026 |
Source: CSLB Public Data Portal, License Master file dated Oct 20, 2026. Status can change at any time, so confirm it with CSLB's Instant License Check before you sign. A CSLB record doesn't show general liability insurance, so ask for a certificate. The License Verified stamp means the license was active in that day's file with no CSLB flag on it. It isn't a rating, a recommendation, or a promise about workmanship.
Listed on
Every page where this license appears. Listing order is always A–Z.
General Building & ADU in San FranciscoAll licensed trades in San Francisco · How to check a contractor's license