Base Design is an architecture firm with 58 tracked San Francisco building-permit projects on record, with the latest filing in that record 29 days ago. Its filings (Jan 2025 to Aug 2026) are concentrated in Marina and Sunset/Parkside, 91% residential. A typical project in the record declares $12K–$250K. If you work at Base Design, claim this page to add a description.
Filed 29 days ago
#40
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
58
projects
from 133 filings
11/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$250K Castro/Upper Market single-family renovation
Grade AActive 4 months ago · Base Design: architect
Convert attic space into habitable space, add two dormers. attic space will add 1-bedroom and 1-bathroom. add fire sprinklers to entire bldg
No GC named · Architect identified · 2 anticipated categories not yet filed
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$240K Pacific Heights multifamily renovation
Grade BActive 1 month ago · Base Design: engineer
Interior remodel at kitchen and bathrooms: converting (e) bath and toilet rooms into 2 full baths, kitchen in new location (n) opening at…
GC named · Architect identified · Specialty contractor identified · 1 anticipated category not yet filed
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$8K Castro/Upper Market single-family renovation
Grade CActive 1 month ago · Base Design: architect
Revision to: structural repairs at rear concrete retaining wall. waterproofing at existing rear retaining wall
GC named · Architect identified · Design firm identified · Specialty contractor identified
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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 names and mailing addresses, and full filing histories are part of the paid product.
58 project records for Base Design: addresses, values, project teams
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Typical project$12K–$250K$120K typical7.1× the SF median ($17K)Last filed29 days agoSouth of Market · Aug 18, 2026Last 90 days12 active6 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jul 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial9%
Residential91%
Geography · by neighborhood
Marina29%
Sunset/Parkside25%
Castro/Upper Market18%
Noe Valley14%
Outer Richmond14%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Actually Design Build | Architecture | 7 | |
| 2 | Architect SF | Architecture | 3 | |
| 3 | Curtis Hollenbeck | Architecture | 3 | |
| 4 | Architects SF | Architecture | 2 | |
| 5 | Mark Davis Design | Architecture | 2 | |
| 1 | Actually Design Build Inc | General contractor | 7 | |
| 2 | C L & Y Construction Inc. | General contractor | 2 | |
| 3 | GBI Construction LLC | General contractor | 2 | |
| 4 | Hunter Dale Builders Inc. | General contractor | 2 | |
| 5 | Keaveney Construction | General contractor | 2 |
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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 licenseNot connectedArchitects are licensed by the California Architects Board and engineers by BPELSG. Neither register is part of the San Francisco permit record, and we do not yet read them.
Repeat working relationships14 firmsFirms this one appears with on more than one project, out of 63 in total.
Permit speed41 days8 days longer than the SF median
based on 22 firm filings vs 4,334 SF filings
based on 22 firm filings vs 4,334 SF filings
Frequently asked questions
How many SF projects does Base Design appear on?▾
PermitPipeline tracks 58 San Francisco building-permit projects for Base Design (Jan 2025 to Aug 2026). 12 had filing activity in the last 90 days.
Does Base Design work on commercial or residential projects?▾
Across its tracked San Francisco filings, 9% of Base Design's projects are commercial and 91% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Base Design work?▾
29% of Base Design's tracked San Francisco projects are in Marina.
What is a typical Base Design project worth?▾
The median declared value across the 58 San Francisco projects Base Design has on record that state one is $120K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Base Design?▾
Base Design most frequently appears on the same San Francisco permit filings as Actually Design Build, Actually Design Build Inc, Architect SF. Appearing together indicates association on shared filings, not a proven working relationship.
Is Base Design an architecture firm?▾
Base Design 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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