(510) 919-74252735 E 11th St, Oakland, CA 94601
Lupian Plumbing is a plumbing contractor with 11 tracked San Francisco building-permit projects on record, with the latest filing in that record 71 days ago. Its filings (Apr 2025 to Apr 2026) are concentrated in Twin Peaks and Haight Ashbury, 100% residential. A typical project in the record declares $22K–$200K. If you work at Lupian Plumbing, claim this page to add a description.
Filed 71 days ago
#697
by SF filing activity
among SF specialty contractors, 90 days to Oct 4, 2026
11
projects
from 53 filings
3/16
active weeks
weeks with a filing (16 weeks to Oct 4, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$250K Haight Ashbury single-family renovation
Grade BActive 5 months ago · Lupian Plumbing: specialty contractor
Solarapp+ approval: sa20260728-2454-216-10166-a - installing 10 roof-mounted solar pv modules, 440 watts per module, total no. of rating…
GC named · Engineer identified · 2 specialty contractors identified
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$51K Twin Peaks single-family renovation
Active 6 months ago · 2 filings · Lupian Plumbing: specialty contractor
Revision to to add window in new bathroom area. rearranging framing living spaces, removing non-structural partition walls
GC named · Specialty contractor identified
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$9K Mission renovation
Active 7 months ago · 3 filings · Lupian Plumbing: specialty contractor
Work category: 1m; installation of existing furnace
GC named · 2 specialty contractors identified
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8 more
Lupian Plumbing projects with project intelligence
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.
11 project records for Lupian Plumbing: addresses, values, project teams
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Typical project$22K–$200K$51K typical3.0× the SF median ($17K)Last filed71 days agoHaight Ashbury · Jul 28, 2026Last 90 days2 active0 newly filed
Filing activity · 16 weeks to Oct 4, 2026 · peak Jul 2026
JUN
JUL
AUG
SEP
Project mix · by use
Residential100%
Geography · by neighborhood
Twin Peaks38%
Haight Ashbury25%
Bernal Heights13%
Castro/Upper Market12%
Inner Richmond12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | 2m Architecture | Architecture | 1 | |
| 2 | Base Design | Architecture | 1 | |
| 3 | Fougeron Architecture | Architecture | 1 | |
| 4 | Mosswood Engineering | Engineering | 1 | |
| 1 | Cal-Bay Service | Plumbing contractor | 3 | |
| 2 | At6 Design Build | General contractor | 2 | |
| 3 | Nima Construction | General contractor | 2 | |
| 4 | Vega Electric Inc | Electrical contractor | 2 | |
| 5 | Darin C Kieth Dba: Howe Furnace | Plumbing 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 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 relationships10 firmsFirms this one appears with on more than one project, out of 21 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Lupian Plumbing appear on?▾
PermitPipeline tracks 11 San Francisco building-permit projects for Lupian Plumbing (Apr 2025 to Apr 2026). 2 had filing activity in the last 90 days.
Does Lupian Plumbing work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Lupian Plumbing'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 Lupian Plumbing work?▾
38% of Lupian Plumbing's tracked San Francisco projects are in Twin Peaks.
What is a typical Lupian Plumbing project worth?▾
The median declared value across the 11 San Francisco projects Lupian Plumbing has on record that state one is $51K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Lupian Plumbing?▾
Lupian Plumbing most frequently appears on the same San Francisco permit filings as Cal-Bay Service, At6 Design Build, Nima Construction. Appearing together indicates association on shared filings, not a proven working relationship.
Is Lupian Plumbing a plumbing contractor?▾
Lupian Plumbing 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 Oct 4, 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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