Pioneer Builders

License #555580 · contr bond susplicensed since 1989A, C-4, C16based in Sonomabond $25kworkers’ comp: exempt

Named as contractor on 1 ADU project in San Francisco (and 21 permits of any kind). Verify at CSLB before hiring.

ADU projects
1
1 interior conversion
Declared cost (middle half)
$209k
median $209k
Build time
2 years
median, issued → completed
Open · finished
0 · 1

Their ADU projects

  1. 837 Fillmore StHayes Valley
    Converted · interior conversionCompleted11 permitsdeclared $209k
    filed Sep 2018permit 4 yearsbuilt 2 years · done Oct 2024
    ADU permit 201809190801 · 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.