Mcmahon Construction is a general contractor with 10 tracked San Francisco building-permit projects on record, with the latest filing in that record 78 days ago. Its filings (Jan 2025 to May 2026) are concentrated in Lone Mountain/USF and Pacific Heights, 100% residential. A typical project in the record declares $15K–$80K. If you work at Mcmahon Construction, claim this page to add a description.
Filed 78 days ago
#977
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
10
projects
from 23 filings
2/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$166K Marina multifamily renovation
Active 7 months ago · Mcmahon Construction: GC
Work category: 1p; shower pan installed and ready for inspection
GC named · 3 specialty contractors identified
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$80K Inner Richmond single-family renovation
Active 6 months ago · Mcmahon Construction: GC
Work category: 1p; kitchen fixture change
GC named · Specialty contractor identified
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$30K Pacific Heights single-family renovation
Grade DActive 4 months ago · Mcmahon Construction: GC
Remodel (e) attic bathroom in kind. new plumbing fixtures, tile in (e) locations. (attic bathroom previously permitted under, dated…
GC named
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7 more
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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.
10 project records for Mcmahon Construction: addresses, values, project teams
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Typical project$15K–$80K$50K typical2.9× the SF median ($17K)Last filed78 days agoLone Mountain/USF · Jul 1, 2026Last 90 days1 active0 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jun 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Lone Mountain/USF29%
Pacific Heights29%
Bernal Heights14%
Inner Richmond14%
Inner Sunset14%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Ashley & Vance Engineering | Architecture | 1 | |
| 2 | Ecr Engineering | Architecture | 1 | |
| 3 | Five Design | Architecture | 1 | |
| 4 | Gisela Schmoll Architect PC | Architecture | 1 | |
| 5 | Marissa Brandon Architect | Architecture | 1 | |
| 1 | Alliance Plumbing Works Inc | Plumbing contractor | 4 | |
| 2 | JS Tile Dba Sanchez & Son Tile | Plumbing contractor | 2 | |
| 3 | Polr Electric | Electrical contractor | 2 | |
| 4 | Shane O'malley Dba Greenflow HVAC | Plumbing 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 licenseCSLB Contractor #823609As filed on 1 permit
Repeat working relationships3 firmsFirms this one appears with on more than one project, out of 9 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Mcmahon Construction appear on?▾
PermitPipeline tracks 10 San Francisco building-permit projects for Mcmahon Construction (Jan 2025 to May 2026). 1 had filing activity in the last 90 days.
Does Mcmahon Construction work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Mcmahon 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 Mcmahon Construction work?▾
29% of Mcmahon Construction's tracked San Francisco projects are in Lone Mountain/USF.
What is a typical Mcmahon Construction project worth?▾
The median declared value across the 10 San Francisco projects Mcmahon Construction has on record that state one is $50K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Mcmahon Construction?▾
Mcmahon Construction most frequently appears on the same San Francisco permit filings as Alliance Plumbing Works Inc, JS Tile Dba Sanchez & Son Tile, Polr Electric. Appearing together indicates association on shared filings, not a proven working relationship.
Is Mcmahon Construction a general contractor?▾
Mcmahon 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 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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