Pattani Construction Company
License #690804 · activelicensed since 1994Bbased in San Franciscobond $25kworkers’ comp: carrierYelp2.6(18 reviews)
Named as contractor on 6 ADU projects in San Francisco (and 16 permits of any kind). Verify at CSLB before hiring.
ADU projects
6
3 legalization · 2 ground-floor conversion · 1 garage conversion
Declared cost (middle half)
$161k–$206k
median $194k
Build time
1 year 8 months
median, issued → completed
Open · finished
3 · 3
Their ADU projects
- 1756 BroadwayPacific HeightsConverted · ground-floor conversionCompleted7 permitsdeclared $210kfiled Apr 2023permit 1 yearbuilt 1 year 8 months · done Dec 2025ADU permit 202304266459 · city record · flagged ADU by SF DBI
- 1756 BroadwayPacific HeightsConverted · garage conversionCompleted4 permitsdeclared $258kfiled Jan 2023permit 9 monthsbuilt 2 years 2 months · done Dec 2025ADU permit 202301200516 · city record · flagged ADU by SF DBI
- 1346 Alabama St #BMissionConverted · legalizationPermit issued, in progress1 permitdeclared $194k for 2 ADUsfiled Dec 2022permit 2 years 11 months1 year since issueADU permit 202212017475 · city record · identified from permit text, two reviewers agree
- 1346 Alabama St #AMissionConverted · ground-floor conversionPermit issued, in progress1 permitdeclared $194k for 2 ADUsfiled Dec 2022permit 2 years 11 months1 year since issueADU permit 202212017472 · city record · flagged ADU by SF DBI
- 1025 Hampshire St #1MissionConverted · legalizationCompleted6 permitsdeclared $100kfiled Jul 2022permit 9 monthsbuilt 11 months · done Mar 2024ADU permit 202207077906 · city record · identified from permit text, two reviewers agree
- 674A Douglass StNoe ValleyConverted · legalizationPermit issued, in progress1 permitdeclared $150kfiled Oct 2018permit 3 years 3 months4 years 10 months since issueADU permit 201810193725 · city record · identified from permit text, two reviewers agree
Each row is one project: the ADU permit plus its revisions, sub-permits and trade permits. Dates are the city’s.