Hao Engineering
Engineering firm · San Francisco permit activity
Engineering firm active in San Francisco construction, tracked from public building-permit filings.
#1157
by SF filing activity
among SF architects & engineers, last 90 days
3
projects tracked
May 2025 to Apr 2026
0/16
active weeks
weeks with a filing (last 16)
Every Hao Engineering project: scopes, declared values, teams and filing history.
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$208K Outer Mission renovation
Filed 9 months ago · 2 filings · Hao Engineering: engineer
Revision to. ground floor: relocate furnace. remove one post. 2/f: update bathrooms layout. remove wall at stair area
GC named · Architect identified · Engineer identified
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$157K Sunset/Parkside renovation
Filed 4 months ago · 4 filings · Hao Engineering: engineer
Revision to: relocate 1 full bathroom on the g/f. change tub to shower to the full bath at 2/f. no upgrade to electrical service panel
No GC named
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$100K Sunset/Parkside renovation
Filed May 2025 · Hao Engineering: engineer
Demolition (e) rear yard deck and expand 1st & 2nd flr to buildable line; relocate (e) kitchen/dining/family room 2nd fl to 1st fl. make a…
GC named · 1 other firm identified
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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.
3 project records for Hao Engineering: addresses, values, project teams
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Most recent filing: Sunset/Parkside · Apr 3, 2026
0 active · 0 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
0
active projects (last 90d)
0
newly observed (last 90d)
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peak month
Project mix · by use
Residential100%
Geography · by neighborhood
Sunset/Parkside67%
Outer Mission33%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Hao Engineering & Consulting | Architecture | 1 | |
| 1 | F C Company | General contractor | 1 | |
| 2 | Gao Wu Construction Inc | 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 Hao Engineering filed?▾
PermitPipeline tracks 3 San Francisco building-permit projects for Hao Engineering (May 2025 to Apr 2026). 0 had filing activity in the last 90 days.
Does Hao Engineering work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Hao 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 Hao Engineering work?▾
67% of Hao Engineering's tracked San Francisco projects are in Sunset/Parkside.
What is a typical Hao Engineering project worth?▾
Across the 7 tracked projects with a declared value, Hao Engineering averages $66K per project (declared value on the permit filing, not contract value).
Which firms does Hao Engineering work with most often?▾
Hao Engineering most frequently appears on the same San Francisco permit filings as Hao Engineering & Consulting, Gao Wu Construction Inc, F C Company. Appearing together indicates association on shared filings, not a proven working relationship.
Is Hao Engineering an engineering firm?▾
Hao 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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