Yuflux Engineering is an architecture firm with 27 tracked San Francisco building-permit projects on record, with the latest filing in that record 34 days ago. Its filings (Feb 2025 to Aug 2026) are concentrated in Sunset/Parkside and Outer Richmond, 100% residential. A typical project in the record declares $4K–$131K. If you work at Yuflux Engineering, claim this page to add a description.
Filed 34 days ago
#184
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
27
projects
from 57 filings
6/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$125K Marina multifamily renovation
Active 6 months ago · Yuflux Engineering: engineer
Vertical & horizontal addition to (e) two unit building. excavation & expansion of basement
No GC named · Architect identified · 2 engineers identified
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$123K West of Twin Peaks single-family renovation
Grade BActive 2 months 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 · Specialty contractor identified
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$2K West of Twin Peaks single-family renovation
Grade DActive 3 months ago · Yuflux Engineering: architect
Remove front setback concrete and replace w/landscaping (work within property line)
GC named · Specialty contractor identified
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24 more
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Scopes, values, teams and filing history for every one
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27 project records for Yuflux Engineering: addresses, values, project teams
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Typical project$4K–$131K$60K typical3.5× the SF median ($17K)Last filed34 days agoOuter Richmond · Aug 13, 2026Last 90 days4 active2 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jun 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Sunset/Parkside28%
Outer Richmond22%
West of Twin Peaks22%
Mission17%
Visitacion Valley11%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Architect SF | Architecture | 1 | |
| 2 | Base Design | Architecture | 1 | |
| 3 | Double D Engineeering | Architecture | 1 | |
| 4 | Double -D Engineering | Engineering | 1 | |
| 5 | Erwin J Otoole PE | Architecture | 1 | |
| 1 | K Y J Construction Company | General contractor | 5 | |
| 2 | Ren Lei Construction Co | General contractor | 5 | |
| 3 | The Toboni Group | General contractor | 2 | |
| 4 | Damar Construction And Remodeling Inc | General contractor | 1 | |
| 5 | Ibr Construction Inc | General 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 licenseNot connectedArchitects are licensed by the California Architects Board and engineers by BPELSG. Neither register is part of the San Francisco permit record, and we do not yet read them.
Repeat working relationships3 firmsFirms this one appears with on more than one project, out of 19 in total.
Permit speed11 days22 days shorter than the SF median
based on 14 firm filings vs 4,334 SF filings
based on 14 firm filings vs 4,334 SF filings
Frequently asked questions
How many SF projects does Yuflux Engineering appear on?▾
PermitPipeline tracks 27 San Francisco building-permit projects for Yuflux Engineering (Feb 2025 to Aug 2026). 4 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?▾
28% of Yuflux Engineering's tracked San Francisco projects are in Sunset/Parkside.
What is a typical Yuflux Engineering project worth?▾
The median declared value across the 27 San Francisco projects Yuflux Engineering has on record that state one is $60K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Yuflux Engineering?▾
Yuflux Engineering most frequently appears on the same San Francisco permit filings as K Y J Construction Company, Ren Lei Construction Co, The Toboni Group. 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 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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