Apparatus is an architecture firm with 14 tracked San Francisco building-permit projects on record, with the latest filing in that record 43 days ago. Its filings (Feb 2025 to May 2026) are concentrated in Castro/Upper Market and Inner Sunset, 92% residential. A typical project in the record declares $25K–$75K. If you work at Apparatus, claim this page to add a description.
Filed 43 days ago
#259
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
14
projects
from 38 filings
5/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$124K Sunset/Parkside single-family renovation
Grade BActive 2 months ago · Apparatus: architect
Work category: 1m; replace existing old gas furnace, install new york 60k btu, 80% efficiency gas furnace, reconnect to existing flue pipe…
GC named · 3 specialty contractors identified
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$45K Inner Sunset single-family renovation
Grade DActive 2 months ago · Apparatus: architect
Replacement of door for wider sliding door & replacement of window and lowering sill. expansion of existing deck to include lower level…
GC named · Design firm identified · Engineer identified · Specialty contractor identified
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$60K Marina multifamily renovation
Active 6 months ago · Apparatus: architect
Work category: 1m; replace existing furnace in mechanical closet with 66k btu 80% efficient furnace in same location
GC named · Engineer identified · 2 specialty contractors identified
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14 project records for Apparatus: addresses, values, project teams
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Typical project$25K–$75K$50K typical2.9× the SF median ($17K)Last filed43 days agoWest of Twin Peaks · Aug 4, 2026Last 90 days3 active0 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jul 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial8%
Residential92%
Geography · by neighborhood
Castro/Upper Market23%
Inner Sunset22%
Sunset/Parkside22%
Twin Peaks22%
Excelsior11%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Semco | Engineering | 3 | |
| 2 | David Yadegar, PE | Engineering | 1 | |
| 3 | Dennis J Gillespie | Architecture | 1 | |
| 1 | Meryl & Miller LLC | General contractor | 5 | |
| 2 | Chris Plumbing Bay Area Services Corp | Plumbing contractor | 4 | |
| 3 | Continuum Construction | General contractor | 2 | |
| 4 | Cookline Construction Inc | General contractor | 1 | |
| 5 | Planart Construction Corp | General 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 licenseCalifornia architect #C24966On 2 of this firm's filings. Architect licenses are held by individuals, not by firms.
Repeat working relationships4 firmsFirms this one appears with on more than one project, out of 17 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Apparatus appear on?▾
PermitPipeline tracks 14 San Francisco building-permit projects for Apparatus (Feb 2025 to May 2026). 3 had filing activity in the last 90 days.
Does Apparatus work on commercial or residential projects?▾
Across its tracked San Francisco filings, 8% of Apparatus's projects are commercial and 92% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Apparatus work?▾
23% of Apparatus's tracked San Francisco projects are in Castro/Upper Market.
What is a typical Apparatus project worth?▾
The median declared value across the 14 San Francisco projects Apparatus has on record that state one is $50K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Apparatus?▾
Apparatus most frequently appears on the same San Francisco permit filings as Meryl & Miller LLC, Chris Plumbing Bay Area Services Corp, Semco. Appearing together indicates association on shared filings, not a proven working relationship.
Is Apparatus an architecture firm?▾
Apparatus is listed as an architecture firm 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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