Martin Sign Co Inc.
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#190
by NYC filing activity
among NYC architects & engineers, last 90 days
23
project records
Jan 2025 to May 2026
2/16
active weeks
weeks with a filing (last 16)
23 projects
Scopes, declared values and this firm's role on each one
See 23 projects involving Martin Sign Co
Recent projects involving this firm
Inner Richmond
(1) steel blade sign onto building exterior. sign name as mama roots collective
$3K
Financial District/South Beach
The fabrication & installation of (4) acrylic evacuation maps for 4th floor
$2.5M
Chinatown
The fabrication and installation of 15 acrylic evacuation maps
$4K
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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23 project records for Martin Sign Co: addresses, values, project teams
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Middle 50% of declared values: $2K–$2.1M (median $4K)
Most recent filing: Inner Richmond · May 20, 2026
3 active · 2 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
3
active projects (last 90d)
2
newly observed (last 90d)
May 2026
peak month
Project mix · by use
Commercial100%
Geography · by borough
Financial District/South Beach65%
Chinatown13%
Hayes Valley13%
Inner Richmond5%
Outer Richmond4%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Innovative Mechanical | Engineering | 5 | |
| 2 | Ashley Miller | Architecture | 3 | |
| 3 | Decker Electric | Engineering | 3 | |
| 4 | Ia Interior Architects | Architecture | 3 | |
| 5 | Randall Lamb | Engineering | 1 | |
| 1 | Sc Builders, Inc | General contractor | 6 | |
| 2 | Rapid Fire Safety&Security Llc Dba Pafa | General contractor | 5 | |
| 3 | Walschon Fire Protection Inc | General contractor | 4 | |
| 4 | Golden Gate Fire Protection Inc | General contractor | 3 | |
| 5 | Pacific Auxiliary Fire Alarm | Design | 2 |
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 Martin Sign Co Inc. filed?▾
PermitPipeline tracks 23 San Francisco building-permit projects for Martin Sign Co Inc. (Jan 2025 to May 2026). 3 had filing activity in the last 90 days.
Does Martin Sign Co Inc. work on commercial or residential projects?▾
Across its tracked San Francisco filings, 100% of Martin Sign Co Inc.'s projects are commercial and 0% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Martin Sign Co Inc. work?▾
65% of Martin Sign Co Inc.'s tracked San Francisco projects are in Financial District/South Beach.
What is a typical Martin Sign Co Inc. project worth?▾
Across the 70 tracked projects with a declared value, Martin Sign Co Inc. averages $285K per project (declared value on the permit filing, not contract value).
Which firms does Martin Sign Co Inc. work with most often?▾
Martin Sign Co Inc. most frequently appears on the same San Francisco permit filings as Sc Builders, Inc, Rapid Fire Safety&Security Llc Dba Pafa, Innovative Mechanical. Appearing together indicates association on shared filings, not a proven working relationship.
Is Martin Sign Co Inc. a general contractor?▾
Martin Sign Co 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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