Zfa Structural Engineers
Engineering firm · San Francisco permit activity
Engineering firm active in San Francisco construction, tracked from public building-permit filings.
#661
by NYC filing activity
among NYC architects & engineers, last 90 days
4
project records
Oct 2025 to Jun 2026
1/16
active weeks
weeks with a filing (last 16)
4 projects
Scopes, declared values and this firm's role on each one
See 4 projects involving Zfa Structural Engineers
Recent projects involving this firm
South of Market
Ti to pge substation building including int renovations to 1700 sf for a new ocarea, hddlbreak…
$1.2M
Financial District/South Beach
Replace existing electrical fire pump with new in basement. fp-eor under sep cover as deferred…
$600K
Financial District/South Beach
Repair existing facade at highrise building. existing exterior precast concrete panel repairs…
$30K
Neighbourhood, filing date, scope and declared value are shown here. Exact addresses, full filing histories and project teams are part of the paid product.
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4 project records for Zfa Structural Engineers: addresses, values, project teams
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Middle 50% of declared values: $180K–$1.2M (median $600K)
Most recent filing: South of Market · Jun 5, 2026
1 active · 1 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
1
active projects (last 90d)
1
newly observed (last 90d)
Jun 2026
peak month
Project mix · by use
Commercial100%
Geography · by borough
Financial District/South Beach50%
Outer Richmond25%
South of Market25%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Randall Lamb | Engineering | 1 | |
| 2 | Uesugi & Associates | Architecture | 1 | |
| 3 | Sun Architecture | Architecture | 1 | |
| 1 | Rise Rigging Llc | General contractor | 1 | |
| 2 | Seegert Construction Inc | General contractor | 1 |
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 Zfa Structural Engineers filed?▾
PermitPipeline tracks 4 San Francisco building-permit projects for Zfa Structural Engineers (Oct 2025 to Jun 2026). 1 had filing activity in the last 90 days.
Does Zfa Structural Engineers work on commercial or residential projects?▾
Across its tracked San Francisco filings, 100% of Zfa Structural Engineers's projects are commercial and 0% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Zfa Structural Engineers work?▾
50% of Zfa Structural Engineers's tracked San Francisco projects are in Financial District/South Beach.
What is a typical Zfa Structural Engineers project worth?▾
Across the 4 tracked projects with a declared value, Zfa Structural Engineers averages $503K per project (declared value on the permit filing, not contract value).
Which firms does Zfa Structural Engineers work with most often?▾
Zfa Structural Engineers most frequently appears on the same San Francisco permit filings as Randall Lamb, Uesugi & Associates, Rise Rigging Llc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Zfa Structural Engineers an engineering firm?▾
Zfa Structural Engineers is listed as an engineering 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.
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