ADU · Danville, California
ADU Builder
in Danville, CA
TDQ Construction builds all types of ADUs in California — detached units, garage conversions, junior ADUs, and in-law suites. Family-owned since 1987. TDQ Construction has served Danville including Blackhawk, Sycamore, Greenbrook and surrounding areas since 1987.
ADU Builder in Danville
Serving Danville and Surrounding Areas
TDQ Construction provides adus services in Danville, California. We are a Class A, B, and C-8 licensed contractor — giving us the legal authority to handle the full scope of your project in-house, including any civil, structural, and finish work required.
Most contractors in Danville hold only a Class B General Building license, limiting what they can legally self-perform. TDQ's broader licensing means your adus project stays under one accountable team from start to finish.
We serve homeowners and property owners throughout Danville including Blackhawk, Sycamore, Greenbrook and all surrounding neighborhoods.
Areas We Serve in Danville
ADU Builder Throughout Danville
Why Choose TDQ
The Licensed Choice for Danville
TDQ Construction has been serving California property owners since 1987. Our combination of Class A, B, and C-8 licenses allows us to handle the full scope of any residential or commercial project — without subcontracting work that requires specialized licensing.
When you hire TDQ for adus in Danville, you get one team, one contract, and one point of accountability from permit to final inspection.
Call (714) 357-1608Class A + B + C-8 Licensed
Most contractors in Danville hold only a Class B license. TDQ holds Class A General Engineering, Class B General Building, and C-8 Concrete licenses — giving us the legal authority to handle every phase of your project in-house.
One Contractor, Full Scope
TDQ manages every trade under one license and one point of contact. No coordination gaps between separate contractors, no accountability gaps, no scheduling delays.
Fully Permitted & Inspected
Every TDQ project in Danville is properly permitted and passes all required inspections. Unpermitted work creates liability at resale — we never take shortcuts.
Family-Owned Since 1987
TDQ has built its reputation on referrals since 1987. Every project in Danville is treated like our own property — because our long-term reputation depends on it.
Free Estimate
Discuss Your ADU Project in Danville
TDQ Construction provides detailed written estimates before any work begins. Call or email us to discuss your adus project in Danville.
Send Us a Message
Service Area
ADU Builder Across California
TDQ Construction provides adus services throughout California. Select a city to learn more.
202 cities across California · Don't see yours? Call us.