1045 Sansome St, San Francisco
9 home-service permits on record at 1045 Sansome St, San Francisco; the roof was last permitted on Apr 12, 2022 at a declared value of $1,400,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Aug 21, 2026 | otc alterations permit: installing of new ductwork, air distribution, ervs fancoil units. modification and extension of existing fresh air. install new diffuser, grills linesets, thermostat & local controls. install outdoor condenser units. mech work for 202602236299 unit 0 | Heating and cooling | $80,000 | — | issued | 202605080924 |
| May 18, 2026 | otc alterations permit: 3/f: deferred elec for pa 202602236299: electrical / title 24 improvements for lighting, lighting control, convenience power & fire alarm unit 0 | Electrical | $200,000 | — | issued | 202605111043 |
| Mar 19, 2026 | otc alterations permit: interior tenant improvement of level 3 at 1045 sansome st. includes new non-load bearing partitions and floor finishes. no changes to existing exterior facade, elevator, or exit stairs. hvac, electrical, plumbing and fire protection work to be permited by contractor | Heating and cooling | $1,115,126 | — | issued | 202602236299 |
| Apr 12, 2022 | additions alterations or repairs: add a roof terrace with outdoor seating, 42"tall guardrails set back 5' from bldg parapets & new stair vestibule. demolition partitions & assosciated power/data & floor finishes. construct new partitions, doors, power & tele/data, lighting, millwork & finish. 2 new restrooms | Roofing | $1,400,000 | — | Finaled Jun 26, 2023 | 202010025777 |
| Jan 5, 2022 | otc alterations permit: 4/f: change out sprinklers per tenant improvements | Heating and cooling | $1,350 | — | Finaled Jul 13, 2022 | 202112224935 |
| Apr 20, 2021 | ReRoof: reroofing unit 0 | Roofing | $100,000 | — | Finaled Jun 10, 2021 | 202104208917 |
| Feb 11, 2019 | otc alterations permit: 1st fl: construction of partitions and doors for office space. also includes electrical power plan unit 0 | Electrical | $750,000 | — | Finaled Apr 24, 2019 | 201902011889 |
| Jul 21, 2017 | ReRoof: reroofing unit 0 | Roofing | $149,000 | — | Finaled Oct 6, 2017 | 201707212586 |
| Jul 28, 2016 | otc alterations permit: 2nd floor - restrooms to meet ada/t-24 accessibility requirements under barrier removal only criteria. sprinkler, lie safety, mech ,electricla & plumbing design build under separate permit | Plumbing | $48,000 | — | Finaled Oct 27, 2016 | 201607263341 |
On Sansome St
260 permits on record on Sansome St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 22 | 3 | — | under 5 | Jun 12, 2026 |
| Heating and cooling | 119 | 20 | $77,503 | $14,991–$1,123,613 | Aug 21, 2026 |
| Electrical | 82 | 18 | $150,000 | $1,500–$382,500 | Jul 10, 2026 |
| Plumbing | 35 | 10 | $190,000 | $10,800–$416,105 | Jul 29, 2026 |
| Solar | 2 | 1 | — | under 5 | Dec 27, 2024 |
Roof replacement cost in San Francisco
Across 5,896 one- and two-family reroof permits since October 3, 2024, most declared values run from $7,650 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,788 and $21,763. 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 3, 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 3, 2026. Owner names are not shown on any page.