Yuflux Engineering
Architecture firm · San Francisco permit activity
Architecture firm active in San Francisco construction, tracked from public building-permit filings.
#89
by SF filing activity
among SF architects & engineers, last 90 days
22
projects tracked
Feb 2025 to Jun 2026
3/16
active weeks
weeks with a filing (last 16)
Every Yuflux Engineering project: scopes, declared values, teams and filing history.
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$110K West of Twin Peaks renovation
Filed 1 month ago · 2 filings · Yuflux Engineering: architect
Revision to bpa: - revised (n) kitchen location and revised door location from the garage to kitchen, add (n) sliding door at basement (e)…
GC named · 1 other firm identified
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$2K West of Twin Peaks renovation
Filed 2 months ago · Yuflux Engineering: architect
Remove front setback concrete and replace w/landscaping (work within property line)
GC named · 1 other firm identified
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$85K Inner Sunset renovation
Filed 2 months ago · Yuflux Engineering: architect
Remove 2nd floor wall + (2) skylights. legalize 3 bathrooms+ toilet room + add office on 1st floor, remove posts on 1st floor
No GC named
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41 more
Yuflux Engineering 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 and contact details and full filing histories are part of the paid product.
22 project records for Yuflux Engineering: addresses, values, project teams
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Middle 50% of declared values: $4K–$110K (median $35K)
Most recent filing: West of Twin Peaks · Jun 30, 2026
6 active · 6 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
6
active projects (last 90d)
6
newly observed (last 90d)
May 2026
peak month
Project mix · by use
Residential100%
Geography · by neighborhood
Sunset/Parkside29%
West of Twin Peaks29%
Outer Richmond21%
Visitacion Valley14%
Bernal Heights7%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| None on shared filings. | ||||
| 1 | K Y J Construction Company | General contractor | 5 | |
| 2 | Ren Lei Construction Co | General contractor | 5 | |
| 3 | Damar Construction And Remodeling Inc | General contractor | 1 | |
| 4 | John Construction Builder | General contractor | 1 | |
| 5 | Scott Lu's 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 Yuflux Engineering filed?▾
PermitPipeline tracks 22 San Francisco building-permit projects for Yuflux Engineering (Feb 2025 to Jun 2026). 6 had filing activity in the last 90 days.
Does Yuflux Engineering work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Yuflux Engineering'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 Yuflux Engineering work?▾
18% of Yuflux Engineering's tracked San Francisco projects are in Sunset/Parkside.
What is a typical Yuflux Engineering project worth?▾
Across the 26 tracked projects with a declared value, Yuflux Engineering averages $64K per project (declared value on the permit filing, not contract value).
Which firms does Yuflux Engineering work with most often?▾
Yuflux Engineering most frequently appears on the same San Francisco permit filings as Ren Lei Construction Co, K Y J Construction Company, True Star Builders. Appearing together indicates association on shared filings, not a proven working relationship.
Is Yuflux Engineering an architecture firm?▾
Yuflux Engineering is listed as an architecture 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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