Tim O'sullivan Structural
Architecture firm · San Francisco permit activity
Architecture firm active in San Francisco construction, tracked from public building-permit filings.
#696
by SF filing activity
among SF architects & engineers, last 90 days
4
projects tracked
Jan 2025 to Jun 2026
1/16
active weeks
weeks with a filing (last 16)
Every Tim O'sullivan Structural project: scopes, declared values, teams and filing history.
Start your 14-day trialSelect Tim O'sullivan Structural projects
$50K West of Twin Peaks renovation
Filed 1 month ago · Tim O'sullivan Structural: architect
Partial rear of building foundation replace, girder upgrade at basement, partial excavation at basment (storage) less than 50 cy
GC named · 1 other firm identified
View project details →
$50K West of Twin Peaks renovation
Filed 1 month ago · Tim O'sullivan Structural: architect
Partial rear of building foundation replace, girder upgrade at basement, partial excavation at basment (storage) less than 50 cy
GC named · 1 other firm identified
View project details →
$8K Russian Hill renovation
Filed Jan 2025 · Tim O'sullivan Structural: architect
Voluntary bolting of wood sill plate (about 150 lineal feet) and posts (about 10) to foundation, no plywood sheathing
GC named · 1 other firm identified
View project details →
5 more
Tim O'sullivan Structural projects with project intelligence
Scopes, values, teams and filing history for every one
Start your 14-day trial →
Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
owner and contact details and full filing histories are part of the paid product.
4 project records for Tim O'sullivan Structural: addresses, values, project teams
Start 14-day free trial
Middle 50% of declared values: $20K–$50K (median $35K)
Most recent filing: West of Twin Peaks · Jun 10, 2026
1 active · 1 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
1
active projects (last 90d)
1
newly observed (last 90d)
Jun 2026
peak month
Project mix · by use
Residential100%
Geography · by neighborhood
Inner Sunset25%
Noe Valley25%
Russian Hill25%
West of Twin Peaks25%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| None on shared filings. | ||||
| 1 | West Beam Construction Llc | General contractor | 1 | |
| 2 | Doyle Developments | General contractor | 1 | |
| 3 | F J Sandoval Co | 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 Tim O'sullivan Structural filed?▾
PermitPipeline tracks 4 San Francisco building-permit projects for Tim O'sullivan Structural (Jan 2025 to Jun 2026). 1 had filing activity in the last 90 days.
Does Tim O'sullivan Structural work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Tim O'sullivan Structural'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 Tim O'sullivan Structural work?▾
25% of Tim O'sullivan Structural's tracked San Francisco projects are in Inner Sunset.
What is a typical Tim O'sullivan Structural project worth?▾
Across the 4 tracked projects with a declared value, Tim O'sullivan Structural averages $28K per project (declared value on the permit filing, not contract value).
Which firms does Tim O'sullivan Structural work with most often?▾
Tim O'sullivan Structural most frequently appears on the same San Francisco permit filings as West Beam Construction Llc, F J Sandoval Co, Doyle Developments. Appearing together indicates association on shared filings, not a proven working relationship.
Is Tim O'sullivan Structural an architecture firm?▾
Tim O'sullivan Structural is listed as an architecture firm 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.
Firm directories by market