Armstrong Installation Service is a general contractor with 45 tracked San Francisco building-permit projects on record, with the latest filing in that record 91 days ago. Its filings (Feb 2025 to Jun 2026) are concentrated in Sunset/Parkside and West of Twin Peaks, 98% residential. A typical project in the record declares $14K–$19K. If you work at Armstrong Installation Service, claim this page to add a description.
Filed 91 days ago
#876
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
45
projects
from 51 filings
2/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$24K Noe Valley multifamily renovation
Active 8 months ago · Armstrong Installation Service: GC
Re-roofing: remove and replace roofing material / existing roofing material (in-kind)
GC named · Specialty contractor identified
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$9K Bernal Heights single-family renovation
Active 6 months ago · Armstrong Installation Service: GC
Reroof. no hotworks
GC named
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Inner Sunset multifamily renovation
Grade DActive 5 months ago · Armstrong Installation Service: GC
To obtain final inspection for work approved under. all work is complete
GC named
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
owner names and mailing addresses, and full filing histories are part of the paid product.
45 project records for Armstrong Installation Service: addresses, values, project teams
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Typical project$14K–$19K$17K typicalLevel with the SF median ($17K)Last filed91 days agoNoe Valley · Jun 18, 2026Last 90 days1 active1 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak May 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial2%
Residential98%
Geography · by neighborhood
Sunset/Parkside46%
West of Twin Peaks17%
Inner Sunset13%
Outer Richmond12%
Pacific Heights12%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| None on shared filings. | ||||
| 1 | Arb Inc | Plumbing contractor | 1 | |
| 2 | Bit Electrical Inc | Electrical contractor | 1 | |
| 3 | Mayen HVAC | Plumbing contractor | 1 | |
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Owner and developer names, and the projects behind each connection, are part of the Leads product.
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
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State licenseCSLB Contractor #245291As filed on 11 permits
Repeat working relationships0 firmsFirms this one appears with on more than one project, out of 3 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Armstrong Installation Service appear on?▾
PermitPipeline tracks 45 San Francisco building-permit projects for Armstrong Installation Service (Feb 2025 to Jun 2026). 1 had filing activity in the last 90 days.
Does Armstrong Installation Service work on commercial or residential projects?▾
Across its tracked San Francisco filings, 2% of Armstrong Installation Service's projects are commercial and 98% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Armstrong Installation Service work?▾
46% of Armstrong Installation Service's tracked San Francisco projects are in Sunset/Parkside.
What is a typical Armstrong Installation Service project worth?▾
The median declared value across the 45 San Francisco projects Armstrong Installation Service has on record that state one is $17K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Armstrong Installation Service?▾
Armstrong Installation Service most frequently appears on the same San Francisco permit filings as Arb Inc, Bit Electrical Inc, Mayen HVAC. Appearing together indicates association on shared filings, not a proven working relationship.
Is Armstrong Installation Service a general contractor?▾
Armstrong Installation Service 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 SF DBI filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 23, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Record source
Read directly from SF DBI filings.
Photography
None are shown until the firm supplies them.
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