801 Montgomery St, San Francisco
9 home-service permits on record at 801 Montgomery St, San Francisco; the roof was last permitted on Mar 9, 2018 at a declared value of $3,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Nov 13, 2025 | otc alterations permit: 2nd/fl:interior office tenant improvement project at 2nd floor space to include new partitions, doors, glazing, millwork, lighting, electrical, plumbing, mechanical, and finishes. mep tilte 24, and life and safety under seperate permits | Plumbing | $669,104 | — | Finaled Jun 8, 2026 | 202509256081 |
| Jan 19, 2021 | otc alterations permit: 5th flr: new partitions to enclose private offices. new finishes, flooring and paint. new electrical, lighting and mechanical systems. alarm deferred | Electrical | $155,000 | — | Finaled Sep 21, 2021 | 202012070391 |
| Mar 9, 2018 | otc alterations permit: penthouse/roof: add 2 smoke detectors and 3 relay modules for elevator modernization. n/a for maher | Roofing | $3,000 | — | issued | 201801269622 |
| Jun 23, 2017 | otc alterations permit: 5/f- install 4 new water source heat pumps with ducted distribution, provide ducted distributing to 1 wshp to be relocated & refurbished, provide new transfer fan for t.i. room, install 1 new inline ventilation fan ducted to wshp return plemum, add 2 new fsds in server room. n/a maher | Heating and cooling | $80,000 | — | Finaled May 9, 2018 | 201706230247 |
| May 8, 2017 | otc alterations permit: 5th flr: ti - interior office space interior partitions, glazing, doors & millwork. new lighting, electrical, audio visual, telecom, plumbing & mech under sep permit maher na | Plumbing | $407,628 | — | Finaled Dec 5, 2017 | 201705085925 |
| May 5, 2016 | otc alterations permit: 4th floor interior office tenant improvement project to include new partitions, doors, glazing, millwork, lighitng, electrical & finishes. mep, title 24 energy calcs, & life safety under separate permits. n/a maher ordinance | Electrical | $275,000 | — | Finaled Jun 28, 2016 | 201605056622 |
| Jul 15, 2015 | otc alterations permit: 3rd floor office only: install notification devices and duct smoke detector. supervision and power supply for t.i. per app#201505126069 n/a for maher. duct detectors voluntary. compliance with maher ordinance no 155-13 not required | Heating and cooling | $16,520 | — | issued | 201507151564 |
| Jun 15, 2015 | otc alterations permit: technical infeasibility sanitary sewer riser, ref 201505126069. compliance with maher ordinance no 155-13 not required | Plumbing | $1 | — | issued | 201506128868 |
| May 14, 2015 | otc alterations permit: 3rd floor:full floor t.i. new restroom. no structural, nw partitions, ceiling, finishes, mock data room, mock control rm, bar loundge area, nw training rm, nw mock pantry. oven for heating only. fire place , nw card readers. mep under seperate prmt. n/a for the maher | Electrical | $650,000 | — | Finaled Dec 30, 2015 | 201505126069 |
On Montgomery St
849 permits on record on Montgomery St.
| Trade | Permits | Since Oct 5, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 69 | 14 | $16,250 | $1,501–$299,009 | Jun 26, 2026 |
| Electrical | 324 | 41 | $60,000 | $14,450–$200,000 | Sep 15, 2026 |
| Heating and cooling | 308 | 28 | $42,514 | $13,434–$292,800 | Aug 21, 2026 |
| Plumbing | 140 | 18 | $185,000 | $3,000–$1,290,000 | Sep 15, 2026 |
| Water heater | 6 | 0 | — | under 5 | May 11, 2023 |
| Solar | 2 | 0 | — | under 5 | Jul 16, 2021 |
Roof replacement cost in San Francisco
Across 5,872 one- and two-family reroof permits since October 5, 2024, most declared values run from $7,655 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,792. 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 291 one- and two-family heating and cooling permits since October 5, 2024, most declared values run from $1 to $224,616 (the middle 80%); the median is $25,196 and half fall between $5,000 and $116,433. 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 5, 2026. Owner names are not shown on any page.