Sean Cheng
- Listed as
- engineer
- Firm
- Sung Engineering, Inc.
- Based in
- Union City
- On San Francisco permits
- Apr 2023 to Sep 2026
5 permits since 2000 (engineer on 5 permits): 1 completed, 4 in progress.
This is the city’s permit record, not a license check: the role and the number come from what was written on each permit (the number spelled one way). It does not show whether the license is current. How to read these records
Most recent permits
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Sep 8, 2026 | In progress issued Sep 2026 | 1979 09th Av | Hawk Hill Construction Inc | bathroom remodel, 1/2 bath creation, media room creation (320 sq.ft), relocate laundry appliances into garage. add 240 square foot new space on 1st floorDetails
bathroom remodel, 1/2 bath creation, media room creation (320 sq.ft), relocate laundry appliances into garage. add 240 square foot new space on 1st floor | $50,000 |
| Jan 30, 2026 | In progress issued Mar 2026 | 1273 Jackson St | Cogent Llc, S L Construction Co | to comply with nov 202423124 fire repair damaged 4 unit; upgrade to code where required build in kind; fire reapair @ laundromat storage and wash closet value @ 12kDetails
to comply with nov 202423124 fire repair damaged 4 unit; upgrade to code where required build in kind; fire reapair @ laundromat storage and wash closet value @ 12k | $850,000 |
| Jan 29, 2026 | In progress filed Jan 2026, not yet issued | 260 Chattanooga St | legalization of (e) ground fl unit @ rear of builg per ordinance 43-14. for a building total of (3) residential units.remove connecting interior stair;infill fl framing assembly to separate ground.entire ground fl to be sprinklered per information sheet fs-05 & eg-05.Details
legalization of (e) ground fl unit @ rear of builg per ordinance 43-14. for a building total of (3) residential units.remove connecting interior stair;infill fl framing assembly to separate ground.entire ground fl to be sprinklered per information sheet fs-05 & eg-05. | $65,000 | |
| Oct 8, 2024 | Completed final sign-off Aug 2025 | 2042 42nd Av | Cornerstone Dba Ag Construction | interior remodel to remove internal stair and enclose an external stair. add 2 baths @ lower level. add 1/2 bath at upper level.Details
interior remodel to remove internal stair and enclose an external stair. add 2 baths @ lower level. add 1/2 bath at upper level. | $80,000 |
| Apr 21, 2023 | In progress issued Dec 2023 | 2888 Harrison St | Target Construction Llc | conversion of 2-car garage to 1 bedroom adu. interior alterations, remove damaged garage doors and replace with new windows, exterior repair, new interior lighting, and plumbingDetails
conversion of 2-car garage to 1 bedroom adu. interior alterations, remove damaged garage doors and replace with new windows, exterior repair, new interior lighting, and plumbing | $70,000 |