Area Development INC

License #490920 · activelicensed since 1986Bbased in San Mateobond $25kworkers’ comp: carriernot on Yelp

Named as contractor on 2 ADU projects in San Francisco (and 39 permits of any kind). Verify at CSLB before hiring.

ADU projects
2
1 legalization · 1 backyard unit
Declared cost (middle half)
$522k–$1.0M
median $779k
Build time
—
median, issued → completed
Open · finished
2 · 0

Their ADU projects

  1. 178 Montana StOceanview/Merced/Ingleside
    Converted · legalizationPermit issued, in progress10 permitsdeclared $266k
    filed Mar 2025permit 8 months1 year since issue
    ADU permit 202502240955 · city record · flagged ADU by SF DBI
  2. 184A Montana StOceanview/Merced/Ingleside
    DetachedPermit issued, in progress2 permitsdeclared $1.3M for 3 ADUs + other work
    filed Feb 2025permit 9 months1 year since issue
    ADU permit 202501168439 · 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.