139 Townsend St, San Francisco
11 home-service permits on record at 139 Townsend St, San Francisco; the roof was last permitted on Sep 16, 2015 at a declared value of $125,695.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| May 20, 2024 | otc alterations permit: g/f: electrical work to include new power and signal devices throughout the space. new title 24 compliant lighting and controls. ref ti permit 202212158409 | Electrical | $16,400 | — | Finaled Jun 5, 2025 | 202405142071 |
| Nov 2, 2021 | otc alterations permit: 4th flr - fire alarm ti :adding 25 horn-strobes, 8 strobes, 10 relay modules, 2 smoke detectors, 4 duct detectors and 1 conventional relay to extg notifier nfs-320 fire alarm system | Heating and cooling | $33,479 | — | Finaled Feb 4, 2022 | 202111021661 |
| Sep 23, 2021 | otc alterations permit: 4th floor: provide 7 new vav box with reheat coil to service office area. provide new duct work heating water piping and refrigerant piping as required. ref bpa#202103045904 | Heating and cooling | $50,000 | — | Finaled May 12, 2022 | 202108176525 |
| May 6, 2021 | otc alterations permit: 4th fl: t.i. of an office space. new walls. new partition. new finishes. mechanical and electrical work | Electrical | $800,000 | — | Finaled May 17, 2022 | 202103045904 |
| Nov 12, 2020 | otc alterations permit: demo and replace roof top a/c equipment, new hvac controls system n/a maher | Heating and cooling | $465,562 | — | Finaled Apr 8, 2021 | 202010025773 |
| Oct 24, 2019 | otc alterations permit: electrical installation including 15 new lights, 10 outlets and 1 poke thru | Electrical | $19,019 | — | Finaled Mar 12, 2021 | 201910245427 |
| Nov 9, 2017 | otc alterations permit: install new rooftop heat pump to serve 5th fl ti space. install duct work to new offices. mech work only. falls under 201705307833 mech permit pmw20170731889 | Heating and cooling | $30,000 | — | Finaled Nov 29, 2017 | 201711063145 |
| Sep 16, 2015 | ReRoof: reroofing | Roofing | $125,695 | — | Finaled Jun 29, 2016 | 201509167070 |
| Aug 28, 2015 | otc alterations permit: 2nd floor: mep for ti 2015 0729 2761. adding new vav units, exhaust fans, split system ac units, ducts and air outlets to suit new space and power. maher na | Heating and cooling | $800,000 | — | Finaled Dec 30, 2015 | 201508053372 |
| Jul 29, 2015 | otc alterations permit: demo of existing, non structural partitions, power/telcom outlets, plumbing, ceiling etc. demo permit only, arch and mep sep permit. ref permit # 2015-0729-2761 for tenant improvement permit | Plumbing | $55,000 | — | Finaled Oct 27, 2015 | 201507292760 |
| Jan 6, 2015 | otc alterations permit: 5/f - interior imporovement of an office space of a commerical office building; new construction will consist of new electrical upgrades. electrical work only | Electrical | $250,000 | — | Finaled Jan 9, 2015 | 201501065032 |
On Townsend St
208 permits on record on Townsend St.
| Trade | Permits | Since Oct 2, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 29 | 2 | — | under 5 | Jan 29, 2026 |
| Heating and cooling | 88 | 4 | — | under 5 | Sep 30, 2026 |
| Electrical | 63 | 5 | $75,000 | $6,200–$204,605 | Jun 25, 2026 |
| Plumbing | 27 | 3 | — | under 5 | Sep 30, 2026 |
| Solar | 1 | 0 | — | under 5 | Apr 1, 2019 |
Roof replacement cost in San Francisco
Across 5,921 one- and two-family reroof permits since October 2, 2024, most declared values run from $7,700 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,770. The lowest on record is $1 and the highest $4,315,170. Every permit behind that range.
Furnace, heat pump or air conditioner replacement cost in San Francisco
Across 292 one- and two-family heating and cooling permits since October 2, 2024, most declared values run from $1 to $224,154 (the middle 80%); the median is $25,098 and half fall between $5,000 and $115,240. The lowest on record is $1 and the highest $1,600,000. Every permit behind that range.
Source
San Francisco Department of Building Inspection, via DataSF, pulled nightly; the assessor roll for the property fields. As of October 2, 2026. Owner names are not shown on any page.