PermitPipeline
FirmsSF architects & engineersS & A Engineering Design

S & A Engineering Design

Architecture firm · San Francisco permit activity
☆ Track new filings — free

Architecture firm active in San Francisco construction, tracked from public building-permit filings.

#163
by SF filing activity
among SF architects & engineers, last 90 days
16
projects tracked
Feb 2025 to Jul 2026
5/16
active weeks
weeks with a filing (last 16)
4 of the 32 S & A Engineering Design projects filed new permits in the last 30 days.
Start your 14-day trial
Select S & A Engineering Design projects
Neighborhood, filing date, scope and declared value are shown here. Exact addresses, owner and contact details and full filing histories are part of the paid product.
Middle 50% of declared values: $20K–$140K (median $50K) Most recent filing: Lone Mountain/USF · Jul 16, 2026 4 active · 3 newly observed last 90 days

Filing activity · last 16 weeks

APR
MAY
JUN
JUL
4
active projects (last 90d)
3
newly observed (last 90d)
Jul 2026
peak month

Project mix · by use

Commercial11%
Residential89%

Geography · by neighborhood

Mission34%
Excelsior22%
Sunset/Parkside22%
Bernal Heights11%
Castro/Upper Market11%

Shared-project connections

#FirmPrimary roleSharedRelative
1Wd DesignArchitecture1
2Charles Lee ArchitectsArchitecture1
3Dcg IncArchitecture1
4Jason M.J.Chan ArchitectArchitecture1
5Michael Chan CompanyArchitecture1
1Zhang General ConstructionGeneral contractor2
2Iy Development & Renovation IncGeneral contractor2
3S L Y Construction CompanyGeneral contractor1
4Topview Construction Group IncGeneral contractor1
5328 ConstructionGeneral contractor1
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.

Frequently asked questions

How many SF projects has S & A Engineering Design filed?
PermitPipeline tracks 16 San Francisco building-permit projects for S & A Engineering Design (Feb 2025 to Jul 2026). 4 had filing activity in the last 90 days.
Does S & A Engineering Design work on commercial or residential projects?
Across its tracked San Francisco filings, 11% of S & A Engineering Design's projects are commercial and 89% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does S & A Engineering Design work?
19% of S & A Engineering Design's tracked San Francisco projects are in Mission.
What is a typical S & A Engineering Design project worth?
Across the 23 tracked projects with a declared value, S & A Engineering Design averages $52K per project (declared value on the permit filing, not contract value).
Which firms does S & A Engineering Design work with most often?
S & A Engineering Design most frequently appears on the same San Francisco permit filings as Zhang General Construction, Iy Development & Renovation Inc, Wd Design. Appearing together indicates association on shared filings, not a proven working relationship.
Is S & A Engineering Design an architecture firm?
S & A Engineering 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 DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
Firm directories by market