K & K Builder INC

License #1058162 · activelicensed since 2019Bbased in Oaklandbond $25kworkers’ comp: exemptnot on Yelp

Named as contractor on 2 ADU projects in San Francisco (and 3 permits of any kind). Verify at CSLB before hiring.

ADU projects
2
1 interior conversion · 1 legalization
Declared cost (middle half)
$201k–$303k
median $252k
Build time
—
median, issued → completed
Open · finished
2 · 0

Their ADU projects

  1. 1369 Quesada AveBayview Hunters Point
    Converted · interior conversionPermit issued, in progress5 permitsdeclared $150k + other work
    filed Mar 2025permit 7 months1 year 1 month since issue
    ADU permit 202502200728 · city record · flagged ADU by SF DBI
  2. 51 Beaumont AveLone Mountain/USF
    Converted · legalizationPermit issued, in progress13 permitsdeclared $354k for 2 ADUs + other work
    filed Dec 2023permit 1 year 2 months1 year 8 months since issue
    ADU permit 202312273127 · city record · flagged ADU by SF DBI

Each row is one project: the ADU permit plus its revisions, sub-permits and trade permits. Dates are the city’s.