Chan Siong Loh
- Listed as
- architect, engineer
- Firm
- Rcl Structural Engineers
- Based in
- Sunnyvale
- On San Francisco permits
- Jan 2021 to Sep 2025
12 permits since 2000 (engineer on 11 permits, architect on 1 permit): 6 completed, 2 in progress, 2 never finaled, 2 expired or cancelled.
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 9, 2025 | In progress issued Oct 2025 | 1627 Newcomb Av | rear bldg/storage shed: rebuild fire damaged west wall involving demo, new structural supports, patching, waterproofing, painting, repair/patch roof to comply w/nov 202542053Details
rear bldg/storage shed: rebuild fire damaged west wall involving demo, new structural supports, patching, waterproofing, painting, repair/patch roof to comply w/nov 202542053 | $7,000 | |
| Aug 10, 2025 | In progress issued Feb 2026 | 2737 Taylor St | Five Rivers Construction | interior tenant improvement to convert vacant space to an ice cream shop. new interior partition, new ada restroom, and new finishes throughout including mep work. fire and life safety will be deferred submittal.Details
interior tenant improvement to convert vacant space to an ice cream shop. new interior partition, new ada restroom, and new finishes throughout including mep work. fire and life safety will be deferred submittal. | $150,000 |
| May 5, 2025 | Completed final sign-off Mar 2026 | 88 Kearny St | Skyline Construction | 5th fl: partial tenant improvement partial demolition, new non bearting partitions, ceilings, millwork, mechancial, electrical & plumbing scope. structural scope for phone booth anchoring. (e) restroom core will be updated to mett per 2022 cbc accessibility.Details
5th fl: partial tenant improvement partial demolition, new non bearting partitions, ceilings, millwork, mechancial, electrical & plumbing scope. structural scope for phone booth anchoring. (e) restroom core will be updated to mett per 2022 cbc accessibility. | $800,000 |
| Aug 15, 2023 | Never finaled issued Sep 2023, no final | 4164 17th St | Bay Area Builders Inc. | infill existing door to backyard, replacee existing window @ bedroom w/ new door, new patio for bedroom to backyard. remodel bathroom.Details
infill existing door to backyard, replacee existing window @ bedroom w/ new door, new patio for bedroom to backyard. remodel bathroom. | $19,690 |
| Aug 15, 2023 | Expired or cancelled withdrawn Sep 2023 | 4166 17th St | Bay Area Builders Inc. | adding new cover shed roof over the existing balcony at the back of the house.Details
adding new cover shed roof over the existing balcony at the back of the house. | $15,880 |
| May 12, 2023 | Completed final sign-off Sep 2024 | 1430 Taraval St | Hillhouse Construction Company Inc | permit revision to #202211176713, no change of scope of work; revision includes floor plan layout changed at room #108, 109, 102. updated exit diagram and egress calculations; minor changes include partition and millwork details, and associated mep changes.Details
permit revision to #202211176713, no change of scope of work; revision includes floor plan layout changed at room #108, 109, 102. updated exit diagram and egress calculations; minor changes include partition and millwork details, and associated mep changes. | |
| Nov 17, 2022 | Completed final sign-off Apr 2025 | 1430 Taraval St | Hillhouse Construction Company Inc | demo interior, new partitions, ceiling, mechanical, electrical, plumbing, new elevator pit, new entry door. new elevator to be under seperate permit.Details
demo interior, new partitions, ceiling, mechanical, electrical, plumbing, new elevator pit, new entry door. new elevator to be under seperate permit. | $625,000 |
| Jun 21, 2022 | Completed final sign-off Jul 2023 | 155 05th St | Cobe Construction Inc | 2nd flr: installation of new microscopes and monitors on ceiling.Details
2nd flr: installation of new microscopes and monitors on ceiling. | $10,000 |
| Mar 28, 2022 | Never finaled filed Mar 2022, never issued | 581 Market St | demolish (e) vacant tenant improvement on ground floor & mezzanine. add wall separating retal + office on 1st fl. add single accomodation restroom to retail space. remove (e) stair from ground floor to mezzanine. add new stair. m.e.p. under separate permit.Details
demolish (e) vacant tenant improvement on ground floor & mezzanine. add wall separating retal + office on 1st fl. add single accomodation restroom to retail space. remove (e) stair from ground floor to mezzanine. add new stair. m.e.p. under separate permit. | $30,000 | |
| Dec 22, 2021 | Completed final sign-off Nov 2022 | 3820 24th St | Sphinx Inc Dba Pharaoh Construction | tenant improvement for veterinary clinic. new partition, new ceilings, new lighting, new m&p, new accessible restroom, and new finishes. the possible future expansion of the clinic by constructing a shaft for a future elevator b/t the street and basement levels.Details
tenant improvement for veterinary clinic. new partition, new ceilings, new lighting, new m&p, new accessible restroom, and new finishes. the possible future expansion of the clinic by constructing a shaft for a future elevator b/t the street and basement levels. | $400,000 |
| Nov 4, 2021 | Expired or cancelled cancelled Jan 2026 | 768 Brannan St | Eternal Construction Inc. | enlarge width of warehouse door, replace warehouse's sliding door to automatic roll-up door. block existng window for shear wall construction.Details
enlarge width of warehouse door, replace warehouse's sliding door to automatic roll-up door. block existng window for shear wall construction. | $40,000 |
| Jan 13, 2021 | Completed final sign-off Apr 2021 | 23 Skyview Wy | Wei's Construction Co | revision to pa #202001212411 - to revise structural foundation planDetails
revision to pa #202001212411 - to revise structural foundation plan | $12,000 |