Castle Construction
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#345
by NYC filing activity
among NYC general contractors, last 90 days
9
project records
Aug 2025 to Jul 2026
3/16
active weeks
weeks with a filing (last 16)
9 projects
Scopes, declared values and this firm's role on each one
See 9 projects involving Castle Construction
Recent projects involving this firm
Outer Richmond
Replace stucco on the side (about 200 sq ft)
$2K
Outer Richmond
Front staircase repair,less than 50%. no structural; replace to clay tile steps
$2K
Outer Richmond
Revision to bpa# 202510097088: 1st fl - relocate door at storage, 2nd floor - relocate powder…
$270K
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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9 project records for Castle Construction: addresses, values, project teams
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Middle 50% of declared values: $2K–$180K (median $9K)
Most recent filing: Outer Richmond · Jul 29, 2026
3 active · 2 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
3
active projects (last 90d)
2
newly observed (last 90d)
Jul 2026
peak month
Project mix · by use
Residential100%
Geography · by borough
Outer Richmond56%
Sunset/Parkside22%
Bernal Heights11%
West of Twin Peaks11%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Jingbo Yang | Engineering | 3 | |
| None on shared filings. | ||||
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 Castle Construction filed?▾
PermitPipeline tracks 9 San Francisco building-permit projects for Castle Construction (Aug 2025 to Jul 2026). 3 had filing activity in the last 90 days.
Does Castle Construction work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Castle Construction'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 Castle Construction work?▾
56% of Castle Construction's tracked San Francisco projects are in Outer Richmond.
What is a typical Castle Construction project worth?▾
Across the 11 tracked projects with a declared value, Castle Construction averages $65K per project (declared value on the permit filing, not contract value).
Which firms does Castle Construction work with most often?▾
Castle Construction most frequently appears on the same San Francisco permit filings as Jingbo Yang. Appearing together indicates association on shared filings, not a proven working relationship.
Is Castle Construction a general contractor?▾
Castle Construction 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 DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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