(415) 671-913856 Newton St, San Francisco, CA 94112
ZH Mechanical Inc is a general contractor with 36 tracked San Francisco building-permit projects on record, with the latest filing in that record 25 days ago. Its filings (Feb 2025 to Jun 2026) are concentrated in Sunset/Parkside and West of Twin Peaks, 88% residential. A typical project in the record declares $300–$100K. If you work at ZH Mechanical Inc, claim this page to add a description.
Filed 25 days ago
#94
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
36
projects
from 146 filings
7/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$323K Outer Richmond single-family renovation
Grade BActive 1 month ago · ZH Mechanical: GC
Work category: 2pa; bathrooms/kitchen remodel
GC named · Architect identified · Engineer identified · 2 specialty contractors identified
View project details →
$90K Chinatown tenant improvement
Active 8 months ago · 2 filings · ZH Mechanical: GC
Deferred mep permit for tenant improvement
GC named · Architect identified · Design firm identified · 2 engineers identified · 2 specialty contractors identified
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$9K Sunset/Parkside single-family renovation
Last active Aug 2025 · ZH Mechanical: GC
To obtain final inspection ref…
GC named · 3 specialty contractors identified
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33 more
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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 names and mailing addresses, and full filing histories are part of the paid product.
36 project records for ZH Mechanical Inc: addresses, values, project teams
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Typical project$300–$100K$12K typical71% of the SF median ($17K)Last filed25 days agoOuter Richmond · Aug 22, 2026Last 90 days7 active3 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jun 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial12%
Residential88%
Geography · by neighborhood
Sunset/Parkside33%
West of Twin Peaks24%
Outer Richmond19%
Oceanview/Merced/Ingleside14%
Inner Richmond10%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Andy Tan | Engineering | 1 | |
| 2 | Avenyr | Architecture | 1 | |
| 3 | C A Architects | Architecture | 1 | |
| 4 | Curtis Hollenbeck | Architecture | 1 | |
| 5 | Ecr Engineering | Architecture | 1 | |
| 1 | Sure, Inc. | General contractor | 7 | |
| 2 | D Construction Inc | General contractor | 3 | |
| 3 | Calsun Energy Inc | Electrical contractor | 3 | |
| 4 | C.B Pro, Inc. | General contractor | 1 | |
| 5 | C Plus E 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 licenseNot connectedContractor registration is held by BPELSG. That register is not part of the San Francisco permit record, and we do not yet read it.
Repeat working relationships3 firmsFirms this one appears with on more than one project, out of 49 in total.
Permit speed19 days4 days shorter than the SF median
based on 12 firm filings vs 4,623 SF filings
based on 12 firm filings vs 4,623 SF filings
Frequently asked questions
How many SF projects does ZH Mechanical Inc appear on?▾
PermitPipeline tracks 36 San Francisco building-permit projects for ZH Mechanical Inc (Feb 2025 to Jun 2026). 7 had filing activity in the last 90 days.
Does ZH Mechanical Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 12% of ZH Mechanical Inc's projects are commercial and 88% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does ZH Mechanical Inc work?▾
33% of ZH Mechanical Inc's tracked San Francisco projects are in Sunset/Parkside.
What is a typical ZH Mechanical Inc project worth?▾
The median declared value across the 35 San Francisco projects ZH Mechanical Inc has on record that state one is $12K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as ZH Mechanical Inc?▾
ZH Mechanical Inc most frequently appears on the same San Francisco permit filings as Sure, Inc., D Construction Inc, Calsun Energy Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is ZH Mechanical Inc a general contractor?▾
ZH Mechanical Inc is listed as a general contractor on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public SF DBI filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 23, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Record source
Read directly from SF DBI filings.
Photography
None are shown until the firm supplies them.
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