Chiang C M Construction Inc.
Chiang C M Construction Inc. has filed 83 building permits in San Francisco since 2016, closing 66% of 80 rated permits. 28 permits remain open.
66%
83
Construction Permits
28
Currently Open
80
Rate-Eligible
permits > 1yr old
2016–2025
Years Active
Closure rate based on permits older than 1 year. “Issued” and “Stop Work” statuses are excluded.
Performance by Permit Type
Building46 rated
45.7% closed vs 76% median, 30.5 points lower
Electrical21 rated
95.2% closed vs 88% median, 7.7 points higher
Plumbing13 rated
92.3% closed vs 81% median, 11.3 points higher
Median based on all applicants with 20+ rated permits in each category. Only permits older than 1 year are rated.
Year-by-Year Summary
2025
—
Open1
Closed2
Too early to rate — permits need 1 year to mature
2024
72.7%
Open6
Closed16
16 closed / 22 rated
2023
57.1%
Open9
Closed12
12 closed / 21 rated
2022
80.0%
Open2
Closed8
8 closed / 10 rated
2021
50.0%
Open1
Closed1
1 closed / 2 rated
2020
50.0%
Open2
Closed2
2 closed / 4 rated
2019
50.0%
Open4
Closed4
4 closed / 8 rated
2018
83.3%
Open1
Closed5
5 closed / 6 rated
2017
100.0%
Open0
Closed4
4 closed / 4 rated
2016
33.3%
Open2
Closed1
1 closed / 3 rated
All Permits
83 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | PP20250905552 | Plumbing | 2401 Keith St, San Francisco | Sep 5, 2025<1yr | — | — |
| Closed | PP20250723627 | Plumbing | 354 23rd Av, San Francisco | Jul 23, 2025<1yr | — | — |
| Closed | E202507234142 | Electrical | 354 23rd Av, San Francisco | Jul 23, 2025<1yr | — | $0 |
| Open | 202411145039 | otc alterations permit | 4750 Geary Bl, San Francisco | Dec 31, 2024 | — | $21,500 |
| Open | 202311170998 | additions alterations or repairs | 623 09th Av, San Francisco | Dec 12, 2024 | — | $10,000 |
| Closed | PP20241004327 | Plumbing | 866 Valencia St, San Francisco | Oct 4, 2024 | — | — |
| Closed | E202410047279 | Electrical | 866 Valencia St, San Francisco | Oct 4, 2024 | — | $0 |
| Open | 202310319885 | additions alterations or repairs | 866 Valencia St, San Francisco | Aug 26, 2024 | — | $150,000 |
| Closed | PW20240729472 | Plumbing | 505 Washington St, San Francisco | Jul 29, 2024 | — | — |
| Closed | PM20240715873 | Plumbing | 1206 15th Av, San Francisco | Jul 15, 2024 | — | — |
| Closed | PW20240620663 | Plumbing | 25 Van Ness Av, San Francisco | Jun 20, 2024 | — | — |
| Closed | PP20240620465 | Plumbing | 356 23rd Av, San Francisco | Jun 20, 2024 | — | — |
| Closed | E202406205119 | Electrical | 356 23rd Av, San Francisco | Jun 20, 2024 | — | $0 |
| Closed | 202406114204 | otc alterations permit | 356 23rd Av, San Francisco | Jun 11, 2024 | — | $16,000 |
| Closed | 202405061511 | otc alterations permit | 1206 15th Av, San Francisco | May 6, 2024 | — | $1 |
| Closed | PP20240321941 | Plumbing | 1250 Hyde St, San Francisco | Mar 21, 2024 | — | — |
| Closed | PP20240321943 | Plumbing | 1845 Irving St, San Francisco | Mar 21, 2024 | — | — |
| Closed | E202403213238 | Electrical | 1845 Irving St, San Francisco | Mar 21, 2024 | — | $0 |
| Open | 202402296840 | otc alterations permit | 322 30th Av, San Francisco | Feb 29, 2024 | — | $40,000 |
| Closed | PP20240228526 | Plumbing | 2238 41st Av, San Francisco | Feb 28, 2024 | — | — |
| Closed | E202402282687 | Electrical | 2238 41st Av, San Francisco | Feb 28, 2024 | — | $0 |
| Closed | 202402135822 | otc alterations permit | 354 23rd Av, San Francisco | Feb 27, 2024 | — | $800 |
| Closed | 202401254684 | otc alterations permit | 545 Hyde St, San Francisco | Jan 26, 2024 | — | $2,380 |
| Open | 202401224395 | otc alterations permit | 322 30th Av, San Francisco | Jan 22, 2024 | — | $1 |
| Open | 202401224392 | otc alterations permit | 322 30th Av, San Francisco | Jan 22, 2024 | — | $70,000 |
| Open | 202312051971 | otc alterations permit | 2238 41st Av, San Francisco | Dec 5, 2023 | — | $7,000 |
| Open | 202311160881 | otc alterations permit | 2238 41st Av, San Francisco | Dec 5, 2023 | — | $140,000 |
| Closed | 202311020058 | otc alterations permit | 600 41st Av, San Francisco | Nov 2, 2023 | — | $1 |
| Open | 202311020056 | otc alterations permit | 600 41st Av, San Francisco | Nov 2, 2023 | — | $46,000 |
| Closed | PP20231030780 | Plumbing | 1000 North Point St, San Francisco | Oct 30, 2023 | — | — |
| Closed | E20231030375 | Electrical | 1000 North Point St, San Francisco | Oct 30, 2023 | — | $0 |
| Closed | 202310279711 | otc alterations permit | 1000 North Point St, San Francisco | Oct 30, 2023 | — | $10,000 |
| Open | PW20231023072 | Plumbing | 322 30th Av, San Francisco | Oct 23, 2023 | — | — |
| Closed | E202308309072 | Electrical | 1845 Irving St, San Francisco | Aug 30, 2023 | — | $0 |
| Closed | PW20230829744 | Plumbing | 1845 Irving St, San Francisco | Aug 29, 2023 | — | — |
| Closed | PP20230824628 | Plumbing | 985 Jackson St, San Francisco | Aug 24, 2023 | — | — |
| Closed | 202307273078 | otc alterations permit | 1845 Irving St, San Francisco | Aug 2, 2023 | — | $18,000 |
| Closed | 202306291151 | otc alterations permit | 1845 Irving St, San Francisco | Jul 25, 2023 | — | $12,000 |
| Closed | PP20230720044 | Plumbing | 218 Sadowa St, San Francisco | Jul 20, 2023 | — | — |
| Closed | E202307208241 | Electrical | 218 Sadowa St, San Francisco | Jul 20, 2023 | — | $0 |
| Open | 202206277158 | additions alterations or repairs | 218 Sadowa St, San Francisco | Jun 23, 2023 | — | $1 |
| Open | 202105059852 | new construction | 218A Sadowa St, San Francisco | Jun 23, 2023 | — | $250,000 |
| Open | 202305047081 | otc alterations permit | 33 Marne Av, San Francisco | May 18, 2023 | — | $140,289 |
| Closed | 202304145737 | otc alterations permit | 1250 Hyde St, San Francisco | Apr 14, 2023 | — | $1 |
| Open | 202304115463 | otc alterations permit | 322 30th Av, San Francisco | Apr 11, 2023 | — | $5,000 |
| Open | 202102084271 | otc alterations permit | 322 30th Av, San Francisco | Jan 18, 2023 | — | $1 |
| Closed | 202211176749 | otc alterations permit | 1551 Hyde St, San Francisco | Nov 17, 2022 | — | $1 |
| Closed | E202210183055 | Electrical | 1507 California St, San Francisco | Oct 18, 2022 | — | $0 |
| Closed | 202209273228 | otc alterations permit | 2018 Laguna St, San Francisco | Sep 27, 2022 | — | $30,000 |
| Closed | E202207201401 | Electrical | 555 Hyde St, San Francisco | Jul 20, 2022 | — | $0 |
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