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K Y J Construction Company

General contractor · San Francisco
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(415) 682-23952379 31st Ave, San Francisco, CA 94116
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K Y J Construction Company is a general contractor with 25 tracked San Francisco building-permit projects on record, with the latest filing in that record 54 days ago. Its filings (Jan 2025 to Aug 2026) are concentrated in Outer Richmond and Sunset/Parkside, 95% residential. A typical project in the record declares $12K–$70K. If you work at K Y J Construction Company, claim this page to add a description.

Filed 54 days ago
#310
by SF filing activity
among SF general contractors, 90 days to Oct 4, 2026
25
projects
from 45 filings
5/16
active weeks
weeks with a filing (16 weeks to Oct 4, 2026)
Portfolio · $399/yearFree during launch
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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–$70K$30K typical1.8× the SF median ($17K)Last filed54 days agoWest of Twin Peaks · Aug 14, 2026Last 90 days3 active1 newly filed

Filing activity · 16 weeks to Oct 4, 2026 · peak Jul 2026

JUN
JUL
AUG
SEP

Project mix · by use

Commercial5%
Residential95%

Geography · by neighborhood

Outer Richmond27%
Sunset/Parkside27%
West of Twin Peaks18%
Inner Richmond14%
Oceanview/Merced/Ingleside14%

Shared-project connections

#FirmPrimary roleSharedRelative
1Yuflux EngineeringArchitecture5
2Michael Chan CompanyArchitecture2
3InnodezEngineering1
None on shared filings.

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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.
State licenseNot connectedContractor registration is held by BPELSG. That register is not part of the San Francisco permit record, and we do not yet read it.
Repeat working relationships2 firmsFirms this one appears with on more than one project, out of 3 in total.
Permit speed25 days
This firm25d
SF median23d
2 days longer than the SF median
based on 10 firm filings vs 5,089 SF filings

Frequently asked questions

How many SF projects does K Y J Construction Company appear on?▾
PermitPipeline tracks 25 San Francisco building-permit projects for K Y J Construction Company (Jan 2025 to Aug 2026). 3 had filing activity in the last 90 days.
Does K Y J Construction Company work on commercial or residential projects?▾
Across its tracked San Francisco filings, 5% of K Y J Construction Company's projects are commercial and 95% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does K Y J Construction Company work?▾
27% of K Y J Construction Company's tracked San Francisco projects are in Outer Richmond.
What is a typical K Y J Construction Company project worth?▾
The median declared value across the 21 San Francisco projects K Y J Construction Company has on record that state one is $30K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as K Y J Construction Company?▾
K Y J Construction Company most frequently appears on the same San Francisco permit filings as Yuflux Engineering, Michael Chan Company, Innodez. Appearing together indicates association on shared filings, not a proven working relationship.
Is K Y J Construction Company a general contractor?▾
K Y J Construction Company 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 Oct 4, 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

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