Seismic Retrofitters Inc.
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#45
by SF filing activity
among SF general contractors, last 90 days
40
projects tracked
Feb 2025 to Jul 2026
9/16
active weeks
weeks with a filing (last 16)
1 of the 40 Seismic Retrofitters projects filed new permits in the last 30 days.
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$65K West of Twin Peaks renovation
Filed 2 months ago · 2 filings · Seismic Retrofitters: GC
Temporary shoring for foundation work under
GC named · Architect identified · 2 engineers identified
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$100K Marina renovation
Filed 5 months ago · 2 filings · Seismic Retrofitters: GC
Ref to bldg, unit 1- new electrical wiring, lights, outlets, switches will be installed to basement, 100 amp sub panel adding
GC named · Architect identified · Engineer identified
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$200K Haight Ashbury renovation
Filed 16 days ago · Seismic Retrofitters: GC
Replace the brick foundation with new reinforced concrete foundation & do voluntary strenghtening on the ground floor. no wk on the upper…
GC named
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37 more
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Scopes, values, teams and filing history for every one
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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.
40 project records for Seismic Retrofitters: addresses, values, project teams
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Middle 50% of declared values: $15K–$69K (median $26K)
Most recent filing: Haight Ashbury · Jul 20, 2026
10 active · 9 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
10
active projects (last 90d)
9
newly observed (last 90d)
May 2026
peak month
Project mix · by use
Commercial5%
Residential95%
Geography · by neighborhood
Inner Sunset21%
Pacific Heights21%
Sunset/Parkside21%
West of Twin Peaks21%
Haight Ashbury16%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Ecr Engineering | Architecture | 5 | |
| 2 | Thor Matteson S.E. | Engineering | 1 | |
| 3 | City Structural Inc | Architecture | 1 | |
| 4 | Monte Stott | Architecture | 1 | |
| 5 | Monte Stott And Associates | Engineering | 1 | |
| 1 | Atlas General Construction | 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 Seismic Retrofitters Inc. filed?▾
PermitPipeline tracks 40 San Francisco building-permit projects for Seismic Retrofitters Inc. (Feb 2025 to Jul 2026). 10 had filing activity in the last 90 days.
Does Seismic Retrofitters Inc. work on commercial or residential projects?▾
Across its tracked San Francisco filings, 5% of Seismic Retrofitters Inc.'s projects are commercial and 95% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Seismic Retrofitters Inc. work?▾
10% of Seismic Retrofitters Inc.'s tracked San Francisco projects are in Inner Sunset.
What is a typical Seismic Retrofitters Inc. project worth?▾
Across the 43 tracked projects with a declared value, Seismic Retrofitters Inc. averages $40K per project (declared value on the permit filing, not contract value).
Which firms does Seismic Retrofitters Inc. work with most often?▾
Seismic Retrofitters Inc. most frequently appears on the same San Francisco permit filings as Ecr Engineering, Thor Matteson S.E., Monte Stott And Associates. Appearing together indicates association on shared filings, not a proven working relationship.
Is Seismic Retrofitters Inc. a general contractor?▾
Seismic Retrofitters 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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