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Jingbo Yang is an engineering firm with 44 tracked San Francisco building-permit projects on record, with the latest filing in that record 29 days ago. Its filings (Jan 2025 to Aug 2026) are concentrated in Sunset/Parkside and Excelsior, 100% residential. A typical project in the record declares $15K–$180K. If you work at Jingbo Yang, claim this page to add a description.
Filed 29 days ago
#48
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
44
projects
from 132 filings
11/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
Portfolio · $399/yearFree during launch
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Permit-backed projects · PermitPipeline’s independent record
$250K Inner Sunset single-family renovation
Grade AActive 2 months ago · Jingbo Yang: engineer
1/f: add 1 bedroom and 1.5 bath; 2/f: remodel kitchen and bath,add 1 bath, interior stairs and deck at rear
No GC named · 2 anticipated categories not yet filed
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$30K West of Twin Peaks single-family renovation
Grade DActive 5 months ago · Jingbo Yang: engineer
Replace front stair in kind
GC named · Specialty contractor identified
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West of Twin Peaks single-family renovation
Grade DActive 1 month ago · 3 filings · Jingbo Yang: engineer
Rev: add scope replace 2-story stucco side in-kind and change e() rear siding to stucco per plans
GC named · Specialty contractor identified
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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,
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44 project records for Jingbo Yang: addresses, values, project teams
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Typical project$15K–$180K$100K typical5.9× the SF median ($17K)Last filed29 days agoSunset/Parkside · Aug 18, 2026Last 90 days11 active5 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jun 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Sunset/Parkside43%
Excelsior18%
West of Twin Peaks15%
Oceanview/Merced/Ingleside12%
Outer Richmond12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Jim Treman Architect | Architecture | 1 | |
| 1 | Castle Construction | General contractor | 3 | |
| 2 | Brendan Waters Construction Inc | General contractor | 2 | |
| 3 | Hong's General Construction Inc | General contractor | 2 | |
| 4 | Tao's Construction Inc. | General contractor | 2 | |
| 5 | Yao Star Construction | General contractor | 2 |
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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 licenseCSLB Contractor #65547As filed on 9 permits
Repeat working relationships6 firmsFirms this one appears with on more than one project, out of 24 in total.
Permit speed22 days11 days shorter than the SF median
based on 6 firm filings vs 4,334 SF filings
based on 6 firm filings vs 4,334 SF filings
Frequently asked questions
How many SF projects does Jingbo Yang appear on?▾
PermitPipeline tracks 44 San Francisco building-permit projects for Jingbo Yang (Jan 2025 to Aug 2026). 11 had filing activity in the last 90 days.
Does Jingbo Yang work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Jingbo Yang'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 Jingbo Yang work?▾
43% of Jingbo Yang's tracked San Francisco projects are in Sunset/Parkside.
What is a typical Jingbo Yang project worth?▾
The median declared value across the 44 San Francisco projects Jingbo Yang has on record that state one is $100K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Jingbo Yang?▾
Jingbo Yang most frequently appears on the same San Francisco permit filings as Castle Construction, Brendan Waters Construction Inc, Hong's General Construction Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Jingbo Yang an engineering firm?▾
Jingbo Yang 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 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
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