William Duff Architects
William Duff Architects has filed 10 building permits in San Francisco since 2017, closing 100% of 10 rated permits. All permits are closed.
100%
10
Construction Permits
0
Currently Open
10
Rate-Eligible
permits > 1yr old
2017–2024
Years Active
Closure rate based on permits older than 1 year. “Issued” and “Stop Work” statuses are excluded.
Performance by Permit Type
Building10 rated
100.0% closed vs 76% median, 23.8 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
2024
100.0%
Open0
Closed1
1 closed / 1 rated
2023
100.0%
Open0
Closed2
2 closed / 2 rated
2022
100.0%
Open0
Closed3
3 closed / 3 rated
2021
100.0%
Open0
Closed1
1 closed / 1 rated
2018
100.0%
Open0
Closed1
1 closed / 1 rated
2017
100.0%
Open0
Closed2
2 closed / 2 rated
All Permits
10 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Closed | 202402065358 | otc alterations permit | 1061 Folsom St, San Francisco | Feb 7, 2024 | — | $1 |
| Closed | 202305097413 | otc alterations permit | 1061 Folsom St, San Francisco | Jun 23, 2023 | — | $1 |
| Closed | 202305097417 | otc alterations permit | 1061 Folsom St, San Francisco | Jun 23, 2023 | — | $1 |
| Closed | 202207289490 | otc alterations permit | 1061 Folsom St, San Francisco | Aug 17, 2022 | — | $1 |
| Closed | 202205265060 | otc alterations permit | 556 Hayes St, San Francisco | Jun 13, 2022 | — | $1 |
| Closed | 202205254948 | otc alterations permit | 1061 Folsom St, San Francisco | Jun 6, 2022 | — | $170,526 |
| Closed | 202105251022 | additions alterations or repairs | 49 Stevenson St, San Francisco | Jun 14, 2021 | — | $1 |
| Closed | 201805159133 | otc alterations permit | 4251 23rd St, San Francisco | May 15, 2018 | — | $1 |
| Closed | 201702239955 | otc alterations permit | 51 Yerba Buena Ln, San Francisco | Mar 28, 2017 | — | $1 |
| Closed | 201609278943 | otc alterations permit | 51 Yerba Buena Ln, San Francisco | Jan 17, 2017 | — | $300,000 |