Base Design is an architecture firm with 64 tracked San Francisco building-permit projects on record, with the latest filing in that record 5 days ago. Its filings (Jan 2025 to Oct 2026) are concentrated in Marina and Sunset/Parkside, 91% residential. A typical project in the record declares $8K–$250K. If you work at Base Design, claim this page to add a description.
Filed 5 days ago
#26
by SF filing activity
among SF architects & engineers, 90 days to Oct 4, 2026
64
projects
from 139 filings
11/16
active weeks
weeks with a filing (16 weeks to Oct 4, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$1.3M Marina multifamily renovation
Grade AActive 21 days ago · Base Design: engineer
Vertical & horizontal addition to (e) two unit building. excavation & expansion of basement
GC named · Architect identified · 2 engineers identified · Specialty contractor identified · 1 anticipated category not yet filed
View project details →
$350K Twin Peaks multifamily renovation
Grade BActive 1 month ago · Base Design: architect
Renovation of 1/f unit to rebalance size of bedrooms. window moved in light well to increase natural light in rear bedroom. existing eero…
GC named · Architect identified · 2 anticipated categories not yet filed
View project details →
$797K Marina single-family renovation
Grade AActive 2 months ago · Base Design: engineer
Interior renovation - relocate kitchen and bathrooms, new skylights, replace windows, new front door and garage door. no change to height…
GC named · Architect identified · Specialty contractor identified · 1 anticipated category not yet filed
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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.
64 project records for Base Design: addresses, values, project teams
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Typical project$8K–$250K$100K typical5.9× the SF median ($17K)Last filed5 days agoInner Richmond · Oct 1, 2026Last 90 days15 active9 newly filed
Filing activity · 16 weeks to Oct 4, 2026 · peak Jul 2026
JUN
JUL
AUG
SEP
Project mix · by use
Commercial9%
Residential91%
Geography · by neighborhood
Marina27%
Sunset/Parkside27%
Castro/Upper Market17%
West of Twin Peaks16%
Inner Richmond13%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Actually Design Build | Architecture | 8 | |
| 2 | Architect SF | Architecture | 4 | |
| 3 | Curtis Hollenbeck | Architecture | 3 | |
| 4 | Architects SF | Architecture | 2 | |
| 5 | Mark Davis Design | Architecture | 2 | |
| 1 | Actually Design Build Inc | General contractor | 8 | |
| 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 relationships15 firmsFirms this one appears with on more than one project, out of 76 in total.
Permit speed65 days36 days longer than the SF median
based on 24 firm filings vs 4,712 SF filings
based on 24 firm filings vs 4,712 SF filings
Frequently asked questions
How many SF projects does Base Design appear on?▾
PermitPipeline tracks 64 San Francisco building-permit projects for Base Design (Jan 2025 to Oct 2026). 15 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?▾
27% 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 64 San Francisco projects Base Design has on record that state one is $100K (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 Oct 4, 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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