Della Inc
Engineering firm · San Francisco permit activity
Engineering firm active in San Francisco construction, tracked from public building-permit filings.
#1029
by NYC filing activity
among NYC architects & engineers, last 90 days
4
project records
Mar 2025 to Jan 2026
0/16
active weeks
weeks with a filing (last 16)
Recent projects involving this firm
Glen Park
For plumbing work associated with building permit #202507110634. remodel (1) kitchen, (3)…
$250K
Hayes Valley
At kitchen only: revision to 202511210200. install 2 milguard windows (v400 tuscany), not…
$68K
Bernal Heights
Revision 202503182437- change of foundation detail
$1.0M
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 Della: addresses, values, project teams
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Middle 50% of declared values: $68K–$1.0M (median $250K)
Most recent filing: Glen Park · Jan 20, 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
Residential100%
Geography · by borough
Bernal Heights25%
Glen Park25%
Hayes Valley25%
Inner Sunset25%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Inverse Cube Design | Architecture | 1 | |
| 2 | Vicinity Architects | Architecture | 1 | |
| 1 | Hl81 Construction Inc | General contractor | 1 | |
| 2 | Oscar E Maldonado | General contractor | 1 | |
| 3 | Urbnbuild Inc | General contractor | 1 | |
| 4 | A C Contracting | 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 Della Inc filed?▾
PermitPipeline tracks 4 San Francisco building-permit projects for Della Inc (Mar 2025 to Jan 2026). 0 had filing activity in the last 90 days.
Does Della Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Della Inc's projects are commercial and 100% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Della Inc work?▾
25% of Della Inc's tracked San Francisco projects are in Bernal Heights.
What is a typical Della Inc project worth?▾
Across the 6 tracked projects with a declared value, Della Inc averages $220K per project (declared value on the permit filing, not contract value).
Which firms does Della Inc work with most often?▾
Della Inc most frequently appears on the same San Francisco permit filings as Hl81 Construction Inc, Inverse Cube Design, Oscar E Maldonado. Appearing together indicates association on shared filings, not a proven working relationship.
Is Della Inc an engineering firm?▾
Della Inc 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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