Family-owned San Jose contractor with 18 years serving the Bay Area and a top 1% BuildZoom score of 132. Brother & Brother Builders handles ADU construction including attached ADUs, detached ADUs, and garage conversions, with dedicated project managers assigned to every job. Documented permit history includes multi-story attached ADUs and full garage-to-ADU conversions across San Jose and Santa Clara. Ranked among Yelp’s top 10 ADU contractors in San Jose with 228 reviews.