Underpinning Specialist Inc.
Underpinning Specialist Inc. has filed 16 building permits in San Francisco since 2019, closing 38% of 16 rated permits. 10 permits remain open.
38%
16
Construction Permits
10
Currently Open
16
Rate-Eligible
permits > 1yr old
2019–2024
Years Active
Closure rate based on permits older than 1 year. “Issued” and “Stop Work” statuses are excluded.
Performance by Permit Type
Building16 rated
37.5% closed vs 76% median, 38.7 points lower
Median based on all applicants with 20+ rated permits in each category. Only permits older than 1 year are rated.
Year-by-Year Summary
2024
0.0%
Open1
Closed0
0 closed / 1 rated
2022
33.3%
Open2
Closed1
1 closed / 3 rated
2021
66.7%
Open2
Closed4
4 closed / 6 rated
2020
0.0%
Open1
Closed0
0 closed / 1 rated
2019
20.0%
Open4
Closed1
1 closed / 5 rated
All Permits
16 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | 202401043448 | additions alterations or repairs | 217 Holly Park Cr, San Francisco | Apr 30, 2024 | — | $30,000 |
| Open | 202108317489 | otc alterations permit | 606 Diamond St, San Francisco | Apr 21, 2022 | — | $40,000 |
| Closed | 202203250920 | otc alterations permit | 99 Prospect Av, San Francisco | Apr 1, 2022 | — | $30,000 |
| Open | 202202168108 | otc alterations permit | 3510 Sacramento St, San Francisco | Mar 4, 2022 | — | $65,000 |
| Open | 202108206869 | otc alterations permit | 1967 Broadway, San Francisco | Nov 10, 2021 | — | $70,000 |
| Closed | 202107013623 | otc alterations permit | 425 Diamond St, San Francisco | Aug 6, 2021 | — | $100,000 |
| Closed | 202105059801 | otc alterations permit | 425 Diamond St, San Francisco | May 5, 2021 | — | $50,000 |
| Closed | 202103166580 | otc alterations permit | 139 Mangels Av, San Francisco | May 5, 2021 | — | $70,000 |
| Closed | 202104229121 | otc alterations permit | 425 Diamond St, San Francisco | Apr 22, 2021 | — | $2,500 |
| Open | 202012090633 | otc alterations permit | 606 Diamond St, San Francisco | Jan 6, 2021 | — | $50,000 |
| Open | 202005197615 | otc alterations permit | 3723 22nd St, San Francisco | Jun 16, 2020 | — | $10,000 |
| Open | 201810233961 | additions alterations or repairs | 3719 22nd St, San Francisco | Nov 12, 2019 | — | $587,228 |
| Open | 201908128527 | otc alterations permit | 444 Ashbury St, San Francisco | Aug 22, 2019 | — | $40,000 |
| Open | 201907236642 | otc alterations permit | 442 Ashbury St, San Francisco | Jul 23, 2019 | — | $5,000 |
| Closed | 201906133325 | otc alterations permit | 24 Belcher St, San Francisco | Jun 13, 2019 | — | $25,000 |
| Open | 201905281756 | otc alterations permit | 442 Ashbury St, San Francisco | May 28, 2019 | — | $5,000 |