Ja Constructoin
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#1089
by NYC filing activity
among NYC general contractors, last 90 days
4
project records
Apr 2025 to Jun 2026
1/16
active weeks
weeks with a filing (last 16)
4 projects
Scopes, declared values and this firm's role on each one
See 4 projects involving Ja Constructoin
Recent projects involving this firm
Lone Mountain/USF
Remove light well stairs not visible from street located on north side of property due to dry…
$5K
Tenderloin
Demo unpermitted storage room w/ loft at 4/f ste #402, new non-combustible storage room with…
$16K
Tenderloin
5/f ste# 502: demo unpermitted partitions, loft, and doors. no new work at this time
$4K
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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4 project records for Ja Constructoin: addresses, values, project teams
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Middle 50% of declared values: $5K–$35K (median $16K)
Most recent filing: Lone Mountain/USF · Jun 24, 2026
1 active · 1 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
1
active projects (last 90d)
1
newly observed (last 90d)
Jun 2026
peak month
Project mix · by use
Commercial50%
Residential50%
Geography · by borough
Tenderloin75%
Lone Mountain/USF25%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | N. Y Engineering | Engineering | 2 | |
| 2 | Baukunst | Architecture | 2 | |
| 3 | Baukunst | Architecture | 1 | |
| 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 Ja Constructoin filed?▾
PermitPipeline tracks 4 San Francisco building-permit projects for Ja Constructoin (Apr 2025 to Jun 2026). 1 had filing activity in the last 90 days.
Does Ja Constructoin work on commercial or residential projects?▾
Across its tracked San Francisco filings, 50% of Ja Constructoin's projects are commercial and 50% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Ja Constructoin work?▾
75% of Ja Constructoin's tracked San Francisco projects are in Tenderloin.
What is a typical Ja Constructoin project worth?▾
Across the 4 tracked projects with a declared value, Ja Constructoin averages $15K per project (declared value on the permit filing, not contract value).
Which firms does Ja Constructoin work with most often?▾
Ja Constructoin most frequently appears on the same San Francisco permit filings as N. Y Engineering, Baukunst, Baukunst. Appearing together indicates association on shared filings, not a proven working relationship.
Is Ja Constructoin a general contractor?▾
Ja Constructoin 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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