Dwong Engineering Inc
Architecture firm · San Francisco permit activity
Architecture firm active in San Francisco construction, tracked from public building-permit filings.
#70
by NYC filing activity
among NYC architects & engineers, last 90 days
26
project records
Jan 2025 to Jul 2026
9/16
active weeks
weeks with a filing (last 16)
26 projects
Scopes, declared values and this firm's role on each one
See 26 projects involving Dwong Engineering
Recent projects involving this firm
Nob Hill
Residential: seismic retrofit of soft story comply with sfebc 4d mandatory seismic retrofit per…
$180K
Nob Hill
Residential: seismic retrofit of soft story comply with sfebc 4d mandatory seismic retrofit per…
$180K
Lone Mountain/USF
Add rooms in the commercial space for proposed piano studio
$90K
Neighbourhood, filing date, scope and declared value are shown here. Exact addresses, full filing histories and project teams are part of the paid product.
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26 project records for Dwong Engineering: addresses, values, project teams
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Middle 50% of declared values: $20K–$120K (median $50K)
Most recent filing: Nob Hill · Jul 28, 2026
7 active · 5 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
7
active projects (last 90d)
5
newly observed (last 90d)
Jul 2026
peak month
Project mix · by use
Commercial17%
Residential83%
Geography · by borough
Portola22%
Russian Hill22%
Sunset/Parkside21%
West of Twin Peaks21%
Inner Sunset14%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Dwong Engineering Inc. | Architecture | 2 | |
| 2 | Hom & Pisano Engineering Inc. | Engineering | 1 | |
| 3 | Xie Associate/Bill Guan | Architecture | 1 | |
| 4 | Campbell & Assiciates | Architecture | 1 | |
| 1 | Hong's General Construction Inc | General contractor | 4 | |
| 2 | Sincere Construction Company Inc | General contractor | 3 | |
| 3 | G B U Construction Development | General contractor | 2 | |
| 4 | Bai Construction | General contractor | 2 | |
| 5 | E. Arias & 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 Dwong Engineering Inc filed?▾
PermitPipeline tracks 26 San Francisco building-permit projects for Dwong Engineering Inc (Jan 2025 to Jul 2026). 7 had filing activity in the last 90 days.
Does Dwong Engineering Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 17% of Dwong Engineering Inc's projects are commercial and 83% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Dwong Engineering Inc work?▾
12% of Dwong Engineering Inc's tracked San Francisco projects are in Portola.
What is a typical Dwong Engineering Inc project worth?▾
Across the 29 tracked projects with a declared value, Dwong Engineering Inc averages $64K per project (declared value on the permit filing, not contract value).
Which firms does Dwong Engineering Inc work with most often?▾
Dwong Engineering Inc most frequently appears on the same San Francisco permit filings as Hong's General Construction Inc, Sincere Construction Company Inc, Dwong Engineering Inc.. Appearing together indicates association on shared filings, not a proven working relationship.
Is Dwong Engineering Inc an architecture firm?▾
Dwong Engineering Inc is listed as an architecture 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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