Detached ADU experts

  USModular is a second generation, full service, design build general contractor with over 35 years of experience. We specialize in factory built/ prefabricated Accessory Dwelling Units and single family homes. We have an A+ Rating with the Better Business Bureau and we have been featured in Forbes. We are your “One-Stop-Shop” for your detached ADU project in Southern California. We handle everything from design, permits, installation and all site work. Don’t over complicate your ADU project. USModular builds FASTER – BETTER – GREENER and FOR LESS USModular is a second generation full service design build general contractor with over 35 years of experience. We specialize in factory built Accessory Dwelling Units. We have an A+ Rating with the Better Business Bureau and we have been featured in Forbes. The principals of USModular Inc came from different backgrounds: General Contractor, Real Estate Developer, and Prefabricated Home Sales but had ONE vision: Help people build homes fas