Backbone Builders Inc
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#1908
by NYC filing activity
among NYC general contractors, last 90 days
3
project records
Aug 2025 to Jan 2026
0/16
active weeks
weeks with a filing (last 16)
3 projects
Scopes, declared values and this firm's role on each one
See 3 projects involving Backbone Builders
Recent projects involving this firm
Pacific Heights
Revise pa#202511260517 to include 1) the relocation(approx.8") direction of door swing to the…
$38K
Mission
Remodel existing 6' x 8' bathroom. plumbing: shower rough in 60" x 32" (remove tub), install…
$20K
Sunset/Parkside
In kind remodel of (1) bathroom, remodel 2 kitchens with minor layout changes. remove 2 non…
$74K
Neighbourhood, filing date, scope and declared value are shown here. Exact addresses, full filing histories and project teams are part of the paid product.
See every project involving Backbone Builders → start a 14-day trial
3 project records for Backbone Builders: addresses, values, project teams
Start 14-day free trial
Most recent filing: Pacific Heights · Jan 6, 2026
0 active · 0 newly observed last 90 days
What brings you here?
One click. It shapes what we build next.
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
0
active projects (last 90d)
0
newly observed (last 90d)
—
peak month
Project mix · by use
Residential100%
Geography · by borough
Mission34%
Pacific Heights33%
Sunset/Parkside33%
Frequently asked questions
How many SF projects has Backbone Builders Inc filed?▾
PermitPipeline tracks 3 San Francisco building-permit projects for Backbone Builders Inc (Aug 2025 to Jan 2026). 0 had filing activity in the last 90 days.
Does Backbone Builders Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Backbone Builders Inc'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 Backbone Builders Inc work?▾
33% of Backbone Builders Inc's tracked San Francisco projects are in Mission.
What is a typical Backbone Builders Inc project worth?▾
Across the 4 tracked projects with a declared value, Backbone Builders Inc averages $33K per project (declared value on the permit filing, not contract value).
Is Backbone Builders Inc a general contractor?▾
Backbone Builders Inc 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.
Firm directories by market