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Della Incorporated

Engineering firm · San Francisco
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Della Incorporated is an engineering firm with 18 tracked San Francisco building-permit projects on record, with the latest filing in that record 28 days ago. Its filings (Jan 2025 to Aug 2026) are concentrated in Outer Richmond and Bayview Hunters Point, 94% residential. A typical project in the record declares $12K–$100K. If you work at Della Incorporated, claim this page to add a description.

Filed 28 days ago
#116
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
18
projects
from 40 filings
5/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
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.
Typical project$12K–$100K$35K typical2.1× the SF median ($17K)Last filed28 days agoInner Sunset · Aug 19, 2026Last 90 days6 active4 newly filed

Filing activity · 16 weeks to Aug 23, 2026 · peak May 2026

MAY
JUN
JUL
AUG

Project mix · by use

Commercial6%
Residential94%

Geography · by neighborhood

Outer Richmond40%
Bayview Hunters Point20%
Bernal Heights20%
Castro/Upper Market10%
Haight Ashbury10%

Shared-project connections

#FirmPrimary roleSharedRelative
1Vicinity ArchitectsArchitecture4
2Caha Design GroupArchitecture1
3Ecr EngineeringArchitecture1
4Inverse Cube DesignArchitecture1
5MHC EngineersEngineering1
1Marquez BuildersGeneral contractor3
2A C ContractingGeneral contractor2
3Nathan Cole ConstructionGeneral contractor1
4Realty Builders IncGeneral contractor1
5Wei Dang Builders IncGeneral contractor1

Create a free account to see every firm on these projects and how many projects each one shares.

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.
State licenseCSLB Contractor #91229As filed on 1 permit
Repeat working relationships3 firmsFirms this one appears with on more than one project, out of 19 in total.
Permit speed21 days
This firm21d
SF median33d
12 days shorter than the SF median
based on 6 firm filings vs 4,334 SF filings

Frequently asked questions

How many SF projects does Della Incorporated appear on?▾
PermitPipeline tracks 18 San Francisco building-permit projects for Della Incorporated (Jan 2025 to Aug 2026). 6 had filing activity in the last 90 days.
Does Della Incorporated work on commercial or residential projects?▾
Across its tracked San Francisco filings, 6% of Della Incorporated's projects are commercial and 94% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Della Incorporated work?▾
40% of Della Incorporated's tracked San Francisco projects are in Outer Richmond.
What is a typical Della Incorporated project worth?▾
The median declared value across the 18 San Francisco projects Della Incorporated has on record that state one is $35K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Della Incorporated?▾
Della Incorporated most frequently appears on the same San Francisco permit filings as Vicinity Architects, Marquez Builders, A C Contracting. Appearing together indicates association on shared filings, not a proven working relationship.
Is Della Incorporated an engineering firm?▾
Della Incorporated 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 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.
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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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