dejongconstruction.com29 Old Creek Road, Petaluma, CA 94952
De Jong Construction is a general contractor with 6 tracked San Francisco building-permit projects on record, with the latest filing in that record 42 days ago. Its filings (Jan 2025 to Jun 2026) are concentrated in Haight Ashbury and Inner Richmond, 100% residential. A typical project in the record declares $10K–$176K. If you work at De Jong Construction, claim this page to add a description.
Filed 42 days ago
#488
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
6
projects
from 26 filings
4/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
Portfolio · $399/yearFree during launch
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Permit-backed projects · PermitPipeline’s independent record
$210K Inner Sunset multifamily renovation
Grade BActive 2 months ago · De Jong Construction: GC
Remodel (e) kitchen, bonus storage room and construct a new bathroom, laundry room, interior stairs and additoin of a new office under (e)…
GC named · Architect identified · 2 anticipated categories not yet filed
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$12K West of Twin Peaks single-family renovation
Grade DActive 5 months ago · De Jong Construction: GC
Work category: 2pb; 3 bath, kitchen, laundry, catch basin, radiant heating
GC named · 2 architects identified · Design firm identified · Engineer identified · 3 specialty contractors identified
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Seacliff single-family renovation
Grade DActive 5 months ago · 2 filings · De Jong Construction: GC
Revision to. shearwall modification on 2nd fl
GC named · Architect identified · Engineer identified · Specialty contractor identified
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3 more
De Jong Construction projects with project intelligence
Scopes, values, teams and filing history for every one
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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.
6 project records for De Jong Construction: addresses, values, project teams
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Typical project$10K–$176K$20K typical1.2× the SF median ($17K)Last filed42 days agoPotrero Hill · Aug 5, 2026Last 90 days3 active1 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Aug 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Haight Ashbury20%
Inner Richmond20%
Inner Sunset20%
Potrero Hill20%
Seacliff20%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Design Pad Architecture | Architecture | 1 | |
| 2 | Himmati Engineering | Architecture | 1 | |
| 3 | Jones/Haydu | Architecture | 1 | |
| 4 | Jorge Carbonell Architecture | Architecture | 1 | |
| 5 | K O C Engineering | Architecture | 1 | |
| 1 | Cary Winf Plumbing | General contractor | 2 | |
| 2 | S And G Plumbing Inc | Plumbing contractor | 2 | |
| 3 | Fire And Electric | General contractor | 1 | |
| 4 | Oxypower Inc Dba Occidental Power | General contractor | 1 | |
| 5 | Barak Electric | Electrical contractor | 1 |
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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.
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State licenseCSLB Contractor #948190As filed on 3 permits
Repeat working relationships2 firmsFirms this one appears with on more than one project, out of 12 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does De Jong Construction appear on?▾
PermitPipeline tracks 6 San Francisco building-permit projects for De Jong Construction (Jan 2025 to Jun 2026). 3 had filing activity in the last 90 days.
Does De Jong Construction work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of De Jong Construction'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 De Jong Construction work?▾
20% of De Jong Construction's tracked San Francisco projects are in Haight Ashbury.
What is a typical De Jong Construction project worth?▾
The median declared value across the 6 San Francisco projects De Jong Construction has on record that state one is $20K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as De Jong Construction?▾
De Jong Construction most frequently appears on the same San Francisco permit filings as Cary Winf Plumbing, S And G Plumbing Inc, Design Pad Architecture. Appearing together indicates association on shared filings, not a proven working relationship.
Is De Jong Construction a general contractor?▾
De Jong Construction is listed as a general contractor 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.
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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