California › San Francisco County › General Building & ADU in San Francisco › HATHAWAY DINWIDDIE CONSTRUCTION COMPANY
Listed from CSLB's public license file · unclaimed
HATHAWAY DINWIDDIE CONSTRUCTION COMPANY
San Francisco, CA 94111 · San Francisco County · Corporation
✓License Verified CSLB file dated Oct 20, 2026
Licensed for A General Engineering, B General Building. Double-check this license at CSLB → (enter #729664 on CSLB's Check a License page)
License facts from CSLB
| License number | #729664 |
| Status in CSLB file | ● CLEAR (active) |
| Pending suspension | None in CSLB file |
| Classifications | A General EngineeringB General Building |
| Issued / expires | Nov 15, 1996 · expires Nov 30, 2026 |
| Business type | Corporation |
| Phone on file | (415) 986-2718 |
| Contractor's bond | $25,000 on file · surety: TRAVELERS CASUALTY AND SURETY COMPANY OF AMERICA · effective Jan 1, 2023 |
| Workers' compensation | Policy on file with AMERICAN GUARANTEE AND LIABILITY INSURANCE COMPANY, expires Oct 1, 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. It isn't a rating, a recommendation, or a promise about workmanship.
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General Building & ADU in San Francisco