Chengco Inc.
Chengco Inc. has filed 35 building permits in San Francisco since 2017, closing 81% of 26 rated permits. 9 permits remain open. Primarily files electrical permits. Busiest year: 2025 with 9 permits.
81%
35
Construction Permits
9
Currently Open
26
Rate-Eligible
permits > 1yr old
2017–2026
Years Active
Closure rate based on permits older than 1 year. "Issued" and "Stop Work" statuses are excluded.
Performance by Permit Type
Electrical26 rated
80.8% closed vs 88% median, 6.8 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
2026(YTD)
—
Open0
Closed1
Too early to rate — permits need 1 year to mature
2025
100.0%
Open4
Closed5
1 closed / 1 rated
2024
100.0%
Open0
Closed3
3 closed / 3 rated
2022
100.0%
Open0
Closed2
2 closed / 2 rated
2021
100.0%
Open0
Closed1
1 closed / 1 rated
2020
0.0%
Open1
Closed0
0 closed / 1 rated
2019
83.3%
Open1
Closed5
5 closed / 6 rated
2018
75.0%
Open1
Closed3
3 closed / 4 rated
2017
75.0%
Open2
Closed6
6 closed / 8 rated
All Permits
35 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Closed | E20260417398 | Electrical | 2425 Taraval St, San Francisco | Apr 17, 2026<1yr | — | $1,200 |
| Open | E202512318025 | Electrical | 620 Jackson St, San Francisco | Dec 31, 2025<1yr | — | $20,000 |
| Open | E202511127071 | Electrical | 1319 Carroll Av, San Francisco | Nov 12, 2025<1yr | — | $40,000 |
| Closed | E202511056913 | Electrical | 1426 Washington St, San Francisco | Nov 5, 2025<1yr | — | $4,500 |
| Closed | E202509225819 | Electrical | 1428 Washington St, San Francisco | Sep 22, 2025<1yr | — | $4,000 |
| Open | E202509225820 | Electrical | 1426 Washington St, San Francisco | Sep 22, 2025<1yr | — | $4,000 |
| Closed | E202507244198 | Electrical | 720 Washington St, San Francisco | Jul 24, 2025<1yr | — | $1 |
| Open | E202507244199 | Electrical | 1430 Washington St, San Francisco | Jul 24, 2025<1yr | — | $15,000 |
| Closed | E202507143901 | Electrical | 720 Washington St, San Francisco | Jul 14, 2025<1yr | — | $15,000 |
| Closed | E20250224211 | Electrical | 1430 Washington St, San Francisco | Feb 24, 2025 | — | $1 |
| Closed | E202407175675 | Electrical | 741 Kansas St, San Francisco | Jul 17, 2024 | — | $2,500 |
| Closed | E202407105502 | Electrical | 477 Ofarrell St, San Francisco | Jul 10, 2024 | — | $1,000 |
| Closed | E202407025377 | Electrical | 741 Kansas St, San Francisco | Jul 2, 2024 | — | $0 |
| Closed | E202210052808 | Electrical | 908 Vallejo St, San Francisco | Oct 5, 2022 | — | $9,000 |
| Closed | E202201288103 | Electrical | 4732 03rd St, San Francisco | Jan 31, 2022 | — | $3,500 |
| Closed | E202103232247 | Electrical | 786 30th Av, San Francisco | Mar 23, 2021 | — | $0 |
| Open | E202003108142 | Electrical | 2000 Greenwich St, San Francisco | Mar 10, 2020 | — | $1,500 |
| Closed | E201911275869 | Electrical | 66 Parker Av, San Francisco | Nov 27, 2019 | — | $6,000 |
| Closed | E201909094001 | Electrical | 55 Red Rock Wy, San Francisco | Sep 9, 2019 | — | $600 |
| Closed | E201906262281 | Electrical | 585 Bryant St, San Francisco | Jun 26, 2019 | — | $1,000 |
| Open | E20190409459 | Electrical | 599 Hamilton St, San Francisco | Apr 9, 2019 | — | $2,000 |
| Closed | E20190409461 | Electrical | 4346 Mission St, San Francisco | Apr 9, 2019 | — | $2,500 |
| Closed | E201903089719 | Electrical | 10 Robinson Dr, San Francisco | Mar 8, 2019 | — | $1,500 |
| Closed | E201806113768 | Electrical | 601 Grant Av, San Francisco | Jun 11, 2018 | — | $0 |
| Open | E201806113770 | Electrical | 718 California St, San Francisco | Jun 11, 2018 | — | $0 |
| Closed | E201804252673 | Electrical | 1178 Burrows St, San Francisco | Apr 25, 2018 | — | $0 |
| Closed | E201804252672 | Electrical | 601 Grant Av, San Francisco | Apr 25, 2018 | — | $0 |
| Closed | E201711279317 | Electrical | 856 Greenwich St, San Francisco | Nov 27, 2017 | — | $0 |
| Closed | E201711279318 | Electrical | 349 Harvard St, San Francisco | Nov 27, 2017 | — | $0 |
| Open | E201711219265 | Electrical | 2 Emery Ln, San Francisco | Nov 21, 2017 | — | $0 |
| Closed | E201711219264 | Electrical | 750 Vallejo St, San Francisco | Nov 21, 2017 | — | $0 |
| Closed | E201707316670 | Electrical | 315 Lakeshore Dr, San Francisco | Jul 31, 2017 | — | $0 |
| Closed | E201707146315 | Electrical | 21 Aquavista Wy, San Francisco | Jul 14, 2017 | — | $5,500 |
| Closed | E201704104191 | Electrical | 177 Golden Gate Av, San Francisco | Apr 10, 2017 | — | $30,000 |
| Open | E201701232447 | Electrical | 752 Vallejo St, San Francisco | Jan 23, 2017 | — | $5,000 |