CA_ENGINEER:E21680
Engineering firm · San Francisco permit activity
Engineering firm active in San Francisco construction, tracked from public building-permit filings.
#1049
by NYC filing activity
among NYC architects & engineers, last 90 days
4
project records
Apr 2025 to Jan 2026
0/16
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 Ca_engineer:E21680
Recent projects involving this firm
Financial District/South Beach
At&t modification of an (e) wireless facility consisting of: remove (4) rru's & power trunks:…
$82K
Outer Mission
At&t modification of (e) wireless facility consisting of: r/r (3) antennas w/(3) (n) mounting…
$69K
Japantown
Modification to an existing at&t wireless facility consisting: remove/relocate 16 antennas + 2…
$150K
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 Ca_engineer:E21680: addresses, values, project teams
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Middle 50% of declared values: $69K–$150K (median $82K)
Most recent filing: Financial District/South Beach · Jan 29, 2026
0 active · 0 newly observed last 90 days
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Filing activity · last 16 weeks
APR
MAY
JUN
JUL
0
active projects (last 90d)
0
newly observed (last 90d)
—
peak month
Project mix · by use
Commercial100%
Geography · by borough
Financial District/South Beach25%
Japantown25%
Outer Mission25%
South of Market25%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | CA_ENGINEER:81603 | Engineering | 2 | |
| 1 | Diablo Telecom & 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 CA_ENGINEER:E21680 filed?▾
PermitPipeline tracks 4 San Francisco building-permit projects for CA_ENGINEER:E21680 (Apr 2025 to Jan 2026). 0 had filing activity in the last 90 days.
Does CA_ENGINEER:E21680 work on commercial or residential projects?▾
Across its tracked San Francisco filings, 100% of CA_ENGINEER:E21680'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 CA_ENGINEER:E21680 work?▾
25% of CA_ENGINEER:E21680's tracked San Francisco projects are in Financial District/South Beach.
What is a typical CA_ENGINEER:E21680 project worth?▾
Across the 4 tracked projects with a declared value, CA_ENGINEER:E21680 averages $90K per project (declared value on the permit filing, not contract value).
Which firms does CA_ENGINEER:E21680 work with most often?▾
CA_ENGINEER:E21680 most frequently appears on the same San Francisco permit filings as CA_ENGINEER:81603, Diablo Telecom & Construction Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is CA_ENGINEER:E21680 an engineering firm?▾
CA_ENGINEER:E21680 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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