Synerforce Construction
Named as contractor on 2 ADU projects in San Francisco (and 9 permits of any kind). Verify at CSLB before hiring.
ADU projects
2
2 ground-floor conversion
Declared cost (middle half)
$234k–$323k
median $279k
Build time
3 years 8 months
median, issued → completed
Open · finished
0 · 2
Their ADU projects
- 1700 19th AveInner SunsetConverted · ground-floor conversionCompleted7 permitsdeclared $190kfiled Jun 2021permit 2 yearsbuilt 2 years 10 months · done Mar 2026ADU permit 202106041737 · city record · flagged ADU by SF DBI
- 3100 Taraval StSunset/ParksideConverted · ground-floor conversionCompleted13 permitsdeclared $368k for 3 ADUs + other workfiled Feb 2020permit 1 year 9 monthsbuilt 4 years 5 months · done Apr 2026ADU permit 202002114136 · 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.