De Jong Construction
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#925
by SF filing activity
among SF general contractors, last 90 days
6
projects tracked
Jan 2025 to Jun 2026
1/16
active weeks
weeks with a filing (last 16)
Every De Jong Construction project: scopes, declared values, teams and filing history.
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$210K Inner Sunset renovation
Filed 1 month 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
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$176K Seacliff renovation
Filed 7 months ago · 2 filings · De Jong Construction: GC
Revision to. shearwall modification on 2nd fl
GC named · Architect identified · 2 engineers identified
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$10K West of Twin Peaks renovation
Filed 8 months ago · De Jong Construction: GC
Revision to: at 1/f- expand proposed bath, convert proposed half bath to full bath, (n) exterior stairs in side yard, modify proposed…
GC named · 2 architects identified · Engineer identified
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3 more
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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 and contact details 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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Middle 50% of declared values: $10K–$176K (median $20K)
Most recent filing: Inner Sunset · Jun 28, 2026
1 active · 1 newly observed last 90 days
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
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 | K O C Engineering | Architecture | 1 | |
| 5 | Topetcher Architecture Inc. | Architecture | 1 | |
| None on shared filings. | ||||
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 De Jong Construction filed?▾
PermitPipeline tracks 6 San Francisco building-permit projects for De Jong Construction (Jan 2025 to Jun 2026). 1 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?▾
17% of De Jong Construction's tracked San Francisco projects are in Haight Ashbury.
What is a typical De Jong Construction project worth?▾
Across the 7 tracked projects with a declared value, De Jong Construction averages $62K per project (declared value on the permit filing, not contract value).
Which firms does De Jong Construction work with most often?▾
De Jong Construction most frequently appears on the same San Francisco permit filings as Topetcher Architecture Inc., K O C Engineering, Jorge Carbonell 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 DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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