Barry O Mahony Construction
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#1569
by NYC filing activity
among NYC general contractors, last 90 days
5
project records
Mar 2025 to Apr 2026
1/16
active weeks
weeks with a filing (last 16)
5 projects
Scopes, declared values and this firm's role on each one
See 5 projects involving Barry O Mahony Construction
Recent projects involving this firm
West of Twin Peaks
Partial voluntary seismic upgrades in basementof sfh partial foundation. repair/upgrades. to…
$35K
West of Twin Peaks
Rewater proofing a window with some possible framing dryrot to be addressed also. this work is…
$5K
Russian Hill
Repair dryrot at deck at the rear of the property. less then 50 percent
$1K
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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5 project records for Barry O Mahony Construction: addresses, values, project teams
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Middle 50% of declared values: $5K–$35K (median $20K)
Most recent filing: West of Twin Peaks · Apr 22, 2026
0 active · 0 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
0
active projects (last 90d)
0
newly observed (last 90d)
Apr 2026
peak month
Project mix · by use
Residential100%
Geography · by borough
West of Twin Peaks40%
Bernal Heights20%
Marina20%
Russian Hill20%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Benchmark Engineering | Architecture | 1 | |
| 2 | CA_ARCHITECT:C-33614 | Architecture | 1 | |
| 3 | Ashley & Vance Engineering | 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 Barry O Mahony Construction filed?▾
PermitPipeline tracks 5 San Francisco building-permit projects for Barry O Mahony Construction (Mar 2025 to Apr 2026). 0 had filing activity in the last 90 days.
Does Barry O Mahony Construction work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Barry O Mahony 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 Barry O Mahony Construction work?▾
40% of Barry O Mahony Construction's tracked San Francisco projects are in West of Twin Peaks.
What is a typical Barry O Mahony Construction project worth?▾
Across the 6 tracked projects with a declared value, Barry O Mahony Construction averages $32K per project (declared value on the permit filing, not contract value).
Which firms does Barry O Mahony Construction work with most often?▾
Barry O Mahony Construction most frequently appears on the same San Francisco permit filings as Benchmark Engineering, CA_ARCHITECT:C-33614, Ashley & Vance Engineering. Appearing together indicates association on shared filings, not a proven working relationship.
Is Barry O Mahony Construction a general contractor?▾
Barry O Mahony 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 DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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