What San Jose Homeowners Say About Sutton ADU San Jose
Reviews matter in San Jose because an ADU is not a faucet replacement. You’re spending real money, months of your time, and a piece of your lot on a structure that has to pass inspections and hold value. We earn every review the slow way: a written price before work starts, a crew whose name and photo you get before they arrive, and a 365-Day Done Right Promise that says we’ll come back if something isn’t right. What people write below reflects that and nothing else.
Recent Reviews

We put a 640-square-foot detached ADU in our backyard in Willow Glen. Sutton’s written price came in at $212,000 before site work, and that’s within a few hundred dollars of what we paid. No surprise line items. The crew poured the foundation in February, and Miles walked me through the rebar inspection with the city inspector standing right there. Done in five months.
Carlos D. – Willow Glen, San Jose
We were deciding between a prefab Dvele unit and stick-built, and Sutton didn’t push us either way. They actually showed us the cost difference on paper, including the crane day for the prefab. We went with Dvele, and the crew handled the foundation, utilities, and finish work without blinking. You can tell they’ve done this before.
Lucia R. – Cambrian Park, San Jose
Had a bedroom-and-bath addition built over our garage in Evergreen. The big thing for me was the crew. Every person who showed up was in a Sutton uniform with a photo badge. I got a text the night before with the lead carpenter’s name and picture. That’s not common in this trade and it mattered, especially with our kids home during the build.
Nicole V. – Evergreen, San Jose
We converted a Tuff Shed shell into an office ADU in Almaden Valley. Sutton handled the slab, electrical, drywall, and the James Hardie siding. The siding detail around the windows is clean enough that my neighbor, who’s a retired contractor, commented on it. That says something.
Matt R. – Almaden Valley, San Jose
Our ADU had a door that started sticking about eight months after completion, right when the ground settled. Called Sutton, no haggling. They sent someone out the same week under the 365-Day Done Right Promise, adjusted the frame, and didn’t charge a cent. That’s the guarantee working exactly the way they said it would.
Carlos D. – Willow Glen, San Jose
I’m a details person, so I asked for the setback math, the drainage plan, and the exact Hardie plank color code before signing anything. Sutton’s project lead sat with me for an hour and went through every page. The written price held. The only change order was one I requested, adding a mini-split to the ADU, and the add-on price was fair.
Lucia R. – Cambrian Park, San Jose
Why Customers Trust Us
The reviews above share a pattern, and it’s deliberate. Every project starts with a written price delivered before any work begins. That means no scope creep finds its way onto your invoice quietly. Every crew member is background-checked, identity-verified, uniformed, and photo-badged under the Threshold Standard; their name and photo are sent to you before the visit. If something fails within a full year of project completion, the 365-Day Done Right Promise means we return and make it right at no cost. That’s a named, written guarantee stamped on every project, not a verbal assurance. We’re also fluent with the ADU product lines many San Jose homeowners are considering: Abodu, Cover, Dvele, Mighty Buildings, Boxabl, Plant Prefab, plus Tuff Shed conversions and James Hardie exterior systems, so you get honest guidance on which route fits your lot and budget. Call (669) 444-4530 to schedule a walkthrough and get your own written price.
Written by Miles Hartwell, Owner at Sutton ADU San Jose, serving San Jose homeowners since 2006.


