MiCasa

Spiers & Sons INC

License #1061537 · activelicensed since 2019Bbased in San Brunobond $25kworkers’ comp: carriernot on Yelp

Named as contractor on 2 ADU projects in San Francisco (and 11 permits of any kind). Verify at CSLB before hiring.

ADU projects
2
2 backyard unit
Declared cost (middle half)
$188k–$232k
median $210k
Build time
1 year 2 months
median, issued → completed
Open · finished
0 · 2

Their ADU projects

  1. 900A Plymouth AveOceanview/Merced/Ingleside
    DetachedCompleted5 permitsdeclared $166k
    filed Feb 2025permit 4 monthsbuilt 1 year · done Jun 2026
    ADU permit 202412237347 · city record · identified from permit text, two reviewers agree
  2. 183 24th AveSeacliff
    DetachedCompleted5 permitsdeclared $254k
    filed Mar 2022permit 1 year 8 monthsbuilt 1 year 3 months · done Jan 2025
    ADU permit 202203029043 · 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.