Preapproved Plans · Modular Construction
Build Your ADU
Efficiently
German Engineering Meets Silicon Valley Innovation. Preapproved plans and modular construction — concept to keys, faster.
Check My Lot
Built with certainty
Designed for California living
50%
Faster build than site-built construction
15–20%
Cost savings vs traditional construction
$110K
Starting price — published up front
3–8 mo
From concept to keys
Most builders quote only after a site survey. We publish every plan’s price up front.
Preapproved
Plans ready for permitting
Efficient
Modular construction reduces build time
Fixed Pricing
Predictable costs
Full Support
Expert guidance from design to completion
Preapproved Plans
Ready-to-permit designs for fast approval
Modular Solutions for Homekey
Accelerate your Homekey project with modular construction designed for affordable housing.
- Reduce timelines by up to 50% with factory-built modules
- Fixed pricing eliminates budget overruns
- Designs meet all Homekey & accessibility standards
Plan Your Project
Free tools to explore options and estimate costs
CA Licensed Contractor #1049430
Fully Bonded & Insured
Factory-Certified Modular Construction
European Finishes by svden.com
Ready to Start?
From ADUs to Homekey — we simplify the process start to finish.