Jian'S Builder Corp

License #975559 · activelicensed since 2012Bbased in San Franciscobond $25kworkers’ comp: carriernot on Yelp

Named as contractor on 2 ADU projects in San Francisco (and 36 permits of any kind). Verify at CSLB before hiring.

ADU projects
2
1 garage conversion · 1 ground-floor conversion
Declared cost (middle half)
$165k–$295k
median $230k
Build time
1 year
median, issued → completed
Open · finished
1 · 1

Their ADU projects

  1. 99 Onondaga AveOuter Mission
    Converted · garage conversionPermit issued, in progress5 permitsdeclared $360k for 2 ADUs + other work
    filed Mar 2025permit 10 months10 months since issue
    ADU permit 202502059685 · city record · flagged ADU by SF DBI
  2. 972A Rutland StVisitacion Valley
    Converted · ground-floor conversionCompleted4 permitsdeclared $100k
    filed Nov 2020permit 1 year 11 monthsbuilt 1 year · done Oct 2023
    ADU permit 202011249579 · 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.