Prosper Construction Development INC

License #1041020 · activelicensed since 2018Bbased in San Franciscobond $25kworkers’ comp: carrierYelp4.7(116 reviews)

Named as contractor on 2 ADU projects in San Francisco (and 150 permits of any kind). Verify at CSLB before hiring.

ADU projects
2
1 legalization · 1 ground-floor conversion
Declared cost (middle half)
$144k–$147k
median $145k
Build time
1 year 1 month
median, issued → completed
Open · finished
1 · 1

Their ADU projects

  1. 65 Laussat StHayes Valley
    Converted · legalizationCompleted4 permitsdeclared $148k
    filed Sep 2022permit 11 monthsbuilt 1 year 1 month · done Sep 2024
    ADU permit 202209283272 · city record · flagged ADU by SF DBI
  2. 1073 Church StNoe Valley
    Converted · ground-floor conversionPermit issued, in progress8 permitsdeclared $143k + other work
    filed Aug 2021permit 1 year 6 months3 years 8 months since issue
    ADU permit 202108166494 · 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.