What was permitted
This permit is for office alterations at 655 Montgomery Street in San Francisco's Chinatown, focusing on the installation of a Variable Frequency Drive (VFD) on an existing supply fan for the 10th floor. This type of mechanical upgrade is common in commercial buildings.
The project was issued on September 18, 2026, with an estimated cost of $71,000. Matrix Hg Inc is the contractor responsible for this HVAC system modification.
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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 | 202609188317 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · Office |
| Status | issued |
| Job description | 10th floor: install vfd on (e) supply fan. no other modifications to the building (e) mech system are included. |
| Floor / unit | — |
| Estimated cost | $71,000 |
| Approved | September 18, 2026 |
| Issued | September 18, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
office alterationssan franciscochinatownmechanicalhvacvfd$71,000