L Wong Engineering
Engineering firm · San Francisco permit activity
Engineering firm active in San Francisco construction, tracked from public building-permit filings.
#301
by SF filing activity
among SF architects & engineers, last 90 days
11
projects tracked
May 2025 to Jul 2026
2/16
active weeks
weeks with a filing (last 16)
1 of the 11 L Wong Engineering projects filed new permits in the last 30 days.
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$750K Bernal Heights renovation
Filed 9 days ago · L Wong Engineering: engineer
Renovation of a single-family residence.windows & garage door to be replaced @ front facade.non-code compliant front stairs & structurally…
No GC named · Architect identified
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$1.0M West of Twin Peaks renovation
Filed 1 month ago · L Wong Engineering: engineer
Full interior remodel for bathrooms, kitchen & living spaces. excavation of (e) basement to add more habitable space. replace windows…
No GC named
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$190K Outer Mission renovation
Filed 8 months ago · 2 filings · L Wong Engineering: engineer
Electrical work done in conjunction with general building permit. scope of electrical work includes new 200-a overhead service for a…
GC named · Architect identified
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8 more
L Wong Engineering projects with project intelligence
Scopes, values, teams and filing history for every one
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
owner and contact details and full filing histories are part of the paid product.
11 project records for L Wong Engineering: addresses, values, project teams
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Middle 50% of declared values: $65K–$1.0M (median $350K)
Most recent filing: Bernal Heights · Jul 27, 2026
2 active · 2 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
2
active projects (last 90d)
2
newly observed (last 90d)
Jul 2026
peak month
Project mix · by use
Residential100%
Geography · by neighborhood
West of Twin Peaks38%
Presidio Heights25%
Bernal Heights13%
Castro/Upper Market12%
Inner Sunset12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Five Design | Architecture | 4 | |
| 2 | Parcel Projects | Architecture | 1 | |
| 3 | Juniper Architecture | Architecture | 1 | |
| 1 | Larkspur Builders Inc. | General contractor | 2 | |
| 2 | C H Burnham Inc | General contractor | 2 | |
| 3 | Matarozzi/Pelsinger Builders Inc. | General contractor | 1 | |
| 4 | Perez Construction Llc. | General contractor | 1 | |
| 5 | Saturn Construction Co | General contractor | 1 |
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
Frequently asked questions
How many SF projects has L Wong Engineering filed?▾
PermitPipeline tracks 11 San Francisco building-permit projects for L Wong Engineering (May 2025 to Jul 2026). 2 had filing activity in the last 90 days.
Does L Wong Engineering work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of L Wong Engineering's projects are commercial and 100% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does L Wong Engineering work?▾
27% of L Wong Engineering's tracked San Francisco projects are in West of Twin Peaks.
What is a typical L Wong Engineering project worth?▾
Across the 13 tracked projects with a declared value, L Wong Engineering averages $466K per project (declared value on the permit filing, not contract value).
Which firms does L Wong Engineering work with most often?▾
L Wong Engineering most frequently appears on the same San Francisco permit filings as Five Design, Larkspur Builders Inc., C H Burnham Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is L Wong Engineering an engineering firm?▾
L Wong Engineering is listed as an engineering firm on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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