Hao Engineering & Consulting is an architecture firm with 22 tracked San Francisco building-permit projects on record, most recently 74 days ago. No description has been added yet — if you work here, claim this page to add one.
Filed 74 days ago
#180
by SF filing activity
among SF architects & engineers, 90 days to Aug 16, 2026
22
projects
from 26 filings
5/16
active weeks
weeks with a filing (16 weeks to Aug 16, 2026)
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Work at Hao Engineering & Consulting?
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Permit-backed projects · PermitPipeline’s independent record
$342K Bernal Heights single-family renovation
Grade BFiled 3 months ago · Hao Engineering & Consulting: architect
Excavate about 1 ft of soil 51.4 cubic yard of soil on the gr fl. add 2 bedroom, 2 full bath, 1 1/2 bath and new family room on gr fl…
GC named · Specialty contractor identified
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$543K West of Twin Peaks single-family renovation
Grade AFiled 7 months ago · Hao Engineering & Consulting: architect
B/l #1: relocate e) stair & add wall btw storage & crawl space.1/f add 2 bedroom & 1 bath, relocate e) stair from g/f to, add a deck. 2/f…
GC named · Specialty contractor identified
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$36K West of Twin Peaks single-family renovation
Grade DFiled 5 months ago · Hao Engineering & Consulting: architect
Construct a new deck with stairs in south side yard. not attaching to existing building
GC named · Design firm identified · Specialty contractor identified
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19 more
Hao Engineering & Consulting projects with project intelligence
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
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22 project records for Hao Engineering & Consulting: addresses, values, project teams
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Typical project$10K–$100K$70K typicalLast filed74 days agoSunset/Parkside · Jul 28, 2026Last 90 days3 active2 newly filed
Filing activity · 16 weeks to Aug 16, 2026 · peak May 2026
APR
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
West of Twin Peaks34%
Outer Mission20%
Outer Richmond20%
Bernal Heights13%
Portola13%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Hao Engineering | Engineering | 1 | |
| 1 | F C Company | General contractor | 7 | |
| 2 | Gao Wu Construction Inc | General contractor | 4 | |
| 3 | Builderduty Inc | General contractor | 1 | |
| 4 | Building Construction Express | General contractor | 1 | |
| 5 | Liang General Construction Inc | General contractor | 1 |
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Owner and developer names, and the projects behind each connection, are part of the Leads product.
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
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State licenceNot connectedArchitects are licensed by the California Architects Board and engineers by BPELSG. Neither register is part of the San Francisco permit record, and we do not yet read them.
Standing in its cohort#180San Francisco architects and engineers, by filing activity, 90 days to Aug 16, 2026
Declared value on file26 of 26 filingsEvery filing carries a stated value.
Repeat working relationships2 firmsFirms this one appears with on more than one project, out of 10 in total.
Frequently asked questions
How many SF projects has Hao Engineering & Consulting filed?▾
PermitPipeline tracks 22 San Francisco building-permit projects for Hao Engineering & Consulting (Jan 2025 to Jul 2026). 3 had filing activity in the last 90 days.
Does Hao Engineering & Consulting work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Hao Engineering & Consulting'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 & Consulting work?▾
34% of Hao Engineering & Consulting's tracked San Francisco projects are in West of Twin Peaks.
What is a typical Hao Engineering & Consulting project worth?▾
Across the 26 filings that state a declared value, Hao Engineering & Consulting averages $64K per filing (declared value on the permit filing, not contract value).
Which firms does Hao Engineering & Consulting work with most often?▾
Hao Engineering & Consulting most frequently appears on the same San Francisco permit filings as F C Company, Gao Wu Construction Inc, Builderduty Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Hao Engineering & Consulting an architecture firm?▾
Hao Engineering & Consulting 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. Ranking, filing activity, project mix and geography were last recomputed Aug 16, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
Why does this record start in March 2026?▾
The New York City record begins March 18, 2026. A first filing in that month means the firm was already working when the record opened, not that it started then.
Why does this record start in March 2026?▾
The New York City record begins March 18, 2026. A first filing in that month means the firm was already working when the record opened, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Verified
Read directly from SF DBI filings.
Photography
Photographs are supplied by the firm.
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