Ru Builders Inc
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#960
by NYC filing activity
among NYC general contractors, last 90 days
6
project records
Feb 2025 to May 2026
1/16
active weeks
weeks with a filing (last 16)
6 projects
Scopes, declared values and this firm's role on each one
See 6 projects involving Ru Builders
Recent projects involving this firm
South of Market
Convert (e) 1 bedroom unit into 2 bedrooms by adding 1 wall and 1 door in the corner of a…
$1K
Twin Peaks
(e) roof terrace renovation to include new door to terrace, railing, pavers and hot tub
$43K
South of Market
Convert 1 bedroom unit into a 2 bedroom units, build new non loading wall, new doors
$3K
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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6 project records for Ru Builders: addresses, values, project teams
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Middle 50% of declared values: $1K–$32K (median $3K)
Most recent filing: South of Market · May 11, 2026
1 active · 1 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
1
active projects (last 90d)
1
newly observed (last 90d)
May 2026
peak month
Project mix · by use
Residential100%
Geography · by borough
South of Market33%
West of Twin Peaks33%
Castro/Upper Market17%
Twin Peaks17%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Aexsf Llc | 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 Ru Builders Inc filed?▾
PermitPipeline tracks 6 San Francisco building-permit projects for Ru Builders Inc (Feb 2025 to May 2026). 1 had filing activity in the last 90 days.
Does Ru Builders Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Ru 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 Ru Builders Inc work?▾
33% of Ru Builders Inc's tracked San Francisco projects are in South of Market.
What is a typical Ru Builders Inc project worth?▾
Across the 6 tracked projects with a declared value, Ru Builders Inc averages $13K per project (declared value on the permit filing, not contract value).
Which firms does Ru Builders Inc work with most often?▾
Ru Builders Inc most frequently appears on the same San Francisco permit filings as Aexsf Llc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Ru Builders Inc a general contractor?▾
Ru 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.
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