Black Oak Construction

License #861037 · activelicensed since 2005Bbased in Oaklandbond $25kworkers’ comp: license does not have current w/cnot on Yelp

Named as contractor on 1 ADU project in San Francisco (and 8 permits of any kind). Verify at CSLB before hiring.

ADU projects
1
1 ground-floor conversion
Declared cost (middle half)
$171k
median $171k
Build time
2 years 4 months
median, issued → completed
Open · finished
0 · 1

Their ADU projects

  1. 439 43rd AveOuter Richmond
    Converted · ground-floor conversionCompleted6 permitsdeclared $171k + other work
    filed Nov 2020permit 1 year 4 monthsbuilt 2 years 4 months · done Aug 2024
    ADU permit 202011108639 · 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.