Tn Building
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#541
by NYC filing activity
among NYC general contractors, last 90 days
8
project records
Jan 2025 to Jun 2026
4/16
active weeks
weeks with a filing (last 16)
8 projects
Scopes, declared values and this firm's role on each one
See 8 projects involving Tn Building
Recent projects involving this firm
Marina
Unit 202: remodel kitchen in kind (this is not a duplication to pa# 202511129384)
$62K
Marina
Unit #301: approx 80ft of ductwork in the ceiling. install per cmc chapter 6
$5K
Marina
Apt# 101: remodel 190 sqft. add washer and ventless dryer (heat pump) with in unit. instll (n)…
$12K
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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8 project records for Tn Building: addresses, values, project teams
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Middle 50% of declared values: $12K–$62K (median $20K)
Most recent filing: Marina · Jun 24, 2026
2 active · 1 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
2
active projects (last 90d)
1
newly observed (last 90d)
May 2026
peak month
Project mix · by use
Residential100%
Geography · by borough
Marina63%
Castro/Upper Market13%
Outer Richmond12%
Seacliff12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Exforma Design | Engineering | 1 | |
| 1 | Two Guys Plumbing Inc Dba Cabrillo Plum | General contractor | 1 |
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 Tn Building filed?▾
PermitPipeline tracks 8 San Francisco building-permit projects for Tn Building (Jan 2025 to Jun 2026). 2 had filing activity in the last 90 days.
Does Tn Building work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Tn Building'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 Tn Building work?▾
63% of Tn Building's tracked San Francisco projects are in Marina.
What is a typical Tn Building project worth?▾
Across the 10 tracked projects with a declared value, Tn Building averages $35K per project (declared value on the permit filing, not contract value).
Which firms does Tn Building work with most often?▾
Tn Building most frequently appears on the same San Francisco permit filings as Two Guys Plumbing Inc Dba Cabrillo Plum, Exforma Design. Appearing together indicates association on shared filings, not a proven working relationship.
Is Tn Building a general contractor?▾
Tn Building 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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