2186 46th Ave, San Francisco, CA
F - 1 Plumbing Services is a plumbing contractor with 8 tracked San Francisco building-permit projects on record, with the latest filing in that record 56 days ago. Its filings (Feb 2025 to Dec 2025) are concentrated in Mission and Bernal Heights, 100% residential. A typical project in the record declares $19K–$80K. If you work at F - 1 Plumbing Services, claim this page to add a description.
Filed 56 days ago
#998
by SF filing activity
among SF specialty contractors, 90 days to Aug 23, 2026
8
projects
from 41 filings
1/16
active week
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$25K Twin Peaks multifamily renovation
Active 8 months ago · 2 filings · F - 1 Plumbing Services: specialty contractor
Work category: 1p; install one shower pan in master bathroom
GC named · Design firm identified · 4 specialty contractors identified
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$108K Glen Park multifamily renovation
Last active Jun 2025 · 2 filings · F - 1 Plumbing Services: specialty contractor
Revision to existing. retaining wall foundation at rear storage area
GC named · Architect identified · Engineer identified
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$10K Bernal Heights single-family renovation
Last active Aug 2025 · F - 1 Plumbing Services: specialty contractor
1) shower pan inspection
GC named · Architect identified · Engineer identified · 2 specialty contractors 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,
owner names and mailing addresses, and full filing histories are part of the paid product.
8 project records for F - 1 Plumbing Services: addresses, values, project teams
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Typical project$19K–$80K$25K typicalLast filed56 days agoRussian Hill · Jul 23, 2026Last 90 days1 active0 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jul 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Mission33%
Bernal Heights17%
Glen Park17%
Outer Richmond17%
Russian Hill16%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Nicolas Thomas | Architecture | 2 | |
| 2 | Himmati Engineering | Architecture | 1 | |
| 3 | Mason Kirby Architect Inc | Architecture | 1 | |
| 4 | Semco | Engineering | 1 | |
| 1 | Lezama Electric Inc | Electrical contractor | 2 | |
| 2 | Ireland Tile & Stone Inc | Plumbing contractor | 2 | |
| 3 | B-Side Inc. | General contractor | 1 | |
| 4 | Byington Electric Corp | General contractor | 1 | |
| 5 | Gorman Construction | 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 connectedTrade licenses are 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 17 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does F - 1 Plumbing Services appear on?▾
PermitPipeline tracks 8 San Francisco building-permit projects for F - 1 Plumbing Services (Feb 2025 to Dec 2025). 1 had filing activity in the last 90 days.
Does F - 1 Plumbing Services work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of F - 1 Plumbing Services'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 F - 1 Plumbing Services work?▾
33% of F - 1 Plumbing Services's tracked San Francisco projects are in Mission.
What is a typical F - 1 Plumbing Services project worth?▾
The median declared value across the 8 San Francisco projects F - 1 Plumbing Services has on record that state one is $25K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as F - 1 Plumbing Services?▾
F - 1 Plumbing Services most frequently appears on the same San Francisco permit filings as Nicolas Thomas, Lezama Electric Inc, Ireland Tile & Stone Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is F - 1 Plumbing Services a plumbing contractor?▾
F - 1 Plumbing Services is listed as a plumbing 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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