Cass Calder Smith is an architecture firm with 7 tracked San Francisco building-permit projects on record, with the latest filing in that record 91 days ago. Its filings (Apr 2025 to Jun 2026) are concentrated in Chinatown and Marina. A typical project in the record declares $21K–$200K. If you work at Cass Calder Smith, claim this page to add a description.
Filed 91 days ago
#574
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
7
projects
from 8 filings
1/16
active week
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$200K Marina multifamily renovation
Grade AActive 2 months ago · Cass Calder Smith: architect
Revision to. reduction in demolition scope and structural framing scope at level 2 & 3 living, dining and kitchen area. addition of sauna…
No GC named · Engineer identified · 2 anticipated categories not yet filed
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$125K Mission Bay office renovation
Grade BActive 5 months ago · Cass Calder Smith: architect
Exterior improvement of entrance stair of an (e) office bldg. reconstruction of entry stair & new integrated planters. no work effect…
GC named · Engineer identified
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$15.3M Mission Bay commercial renovation
Active 10 months ago · 2 filings · Cass Calder Smith: architect
Revision to additition of a restaurant bar with associated revisions to the food service layout, equipment, & mep systems. exterior work…
GC named · Architect identified · 4 engineers 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.
7 project records for Cass Calder Smith: addresses, values, project teams
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Typical project$21K–$200K$75K typical4.4× the SF median ($17K)Last filed91 days agoMarina · Jun 18, 2026Last 90 days1 active1 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jun 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial43%
Residential57%
Geography · by neighborhood
Chinatown43%
Marina29%
Mission Bay28%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Double -D Engineering | Engineering | 2 | |
| 2 | A G E Consulting | Engineering | 1 | |
| 3 | Nabih Youssef | Engineering | 1 | |
| 4 | Nabih Youssef Associates | Engineering | 1 | |
| 5 | Nabin Yousseff Associates | Engineering | 1 | |
| 1 | Hathaway Dinwiddie Co. | 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 licenseCalifornia architect #C22469On 1 of this firm's filings. Architect licenses are held by individuals, not by firms.
Repeat working relationships2 firmsFirms this one appears with on more than one project, out of 7 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Cass Calder Smith appear on?▾
PermitPipeline tracks 7 San Francisco building-permit projects for Cass Calder Smith (Apr 2025 to Jun 2026). 1 had filing activity in the last 90 days.
Does Cass Calder Smith work on commercial or residential projects?▾
Across its tracked San Francisco filings, 43% of Cass Calder Smith's projects are commercial and 57% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Cass Calder Smith work?▾
43% of Cass Calder Smith's tracked San Francisco projects are in Chinatown.
What is a typical Cass Calder Smith project worth?▾
The median declared value across the 7 San Francisco projects Cass Calder Smith has on record that state one is $75K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Cass Calder Smith?▾
Cass Calder Smith most frequently appears on the same San Francisco permit filings as Double -D Engineering, Hathaway Dinwiddie Co., A G E Consulting. Appearing together indicates association on shared filings, not a proven working relationship.
Is Cass Calder Smith an architecture firm?▾
Cass Calder Smith 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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