R & D Construction Co INC
License #825438 · activelicensed since 2003B, C36based in San Franciscobond $25kworkers’ comp: carriernot on Yelp
Named as contractor on 2 ADU projects in San Francisco (and 87 permits of any kind). Verify at CSLB before hiring.
ADU projects
2
1 ground-floor conversion · 1 backyard unit
Declared cost (middle half)
$334k–$827k
median $581k
Build time
1 year
median, issued → completed
Open · finished
1 · 1
Their ADU projects
- 571 Clipper StNoe ValleyConverted · ground-floor conversionPermit issued, in progress9 permitsdeclared $1.1M + other workfiled Dec 2023permit 9 months2 years 2 months since issueADU permit 202312182711 · city record · identified from permit text, two reviewers agree
- 1335A Bay StMarinaDetachedCompleted8 permitsdeclared $87kfiled Feb 2022permit 5 monthsbuilt 1 year · done Jul 2023ADU permit 202202077451 · 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.