What was permitted
This permit details a significant renovation for an office space on the 6th floor at 475 Sansome Street in San Francisco's Chinatown. The project involves installing non-structural partitions, acoustic ceiling tiles, and new finishes, along with updated power and signal devices throughout the area.
This alteration project was completed and issued on June 2, 2026, with an estimated cost of $162,000. Principal Builders Inc. was the contractor for this extensive office upgrade.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 202606012262 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · Office |
| Status | complete |
| Job description | 6th fl: renovation to existing commercial ti. includes non structural partitions, acoustic ceiling tiles and finishes. new power and signal devices throught the space. |
| Floor / unit | — |
| Estimated cost | $162,000 |
| Approved | June 2, 2026 |
| Issued | June 2, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
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