
BUILD YOUR ADU WITHOUT STRESS
We Handle It All, from Design to Permits.
At Thousand Oaks A.D.U. Builders, we know you want an ADU that makes your life easier, not more complicated. You might dream of a cozy guest house, a rental unit for extra income, or a private space for family. But dealing with paperwork, city codes, and endless rules can feel overwhelming. That’s why our design permitting services cover everything from start to finish — so you can focus on your vision, not the red tape. Our skilled team makes sure your project runs smoothly and finishes on time. Whether you want a large garage conversion or a small detached unit, we offer guidance every step of the way.
WHY CHOOSE OUR
ADU Designing & Permitting Services?
Custom Floor Plans Just for You
Every family is different. We create designs that fit your needs and help you use every inch of space in the best way possible.
Easy, Stress-Free Permitting
City rules change often. Our experts understand Thousand Oaks codes inside and out, making sure your ADU gets approved fast and without problems.
Faster Approvals,
Faster Move-Ins
We work quickly, submit designs early, and communicate clearly with the Community Development Department. This means you can move into your new space sooner and enjoy it without delays.
Safe and Fully Code-Compliant Designs
We follow all building, energy, and safety codes strictly. You can trust your ADU will be strong, safe, and ready to pass every inspection the first time.
Clear Steps and
Full Support
We guide you from your first idea to final approval. You always know what’s happening and feel confident throughout the process.
WHAT WE OFFER

Step Planning &
Feasibility Analysis
We check your property carefully and choose the best spot for your ADU. We think about privacy, easy access, and utility connections.

Architectural Design
& 3D Views
You get clear 2D drawings and realistic 3D images before construction starts. This makes it easier for you to see your future space and make changes early.

Full Permit Handling
& City Approvals
Our design permitting services include every form, document, and city meeting. You don’t have to worry about paperwork or waiting at city offices.

ADU TYPES WE
Specialize In
Frequently Asked Questions
Frequently Asked Questions
We're here to help with every step of the way
At Thousand Oaks A.D.U. Builders, we make it easy to add a beautiful, functional ADU to your property. Our design permitting services handle every detail so you don’t have to.
Ready to create a new space for family, guests, or extra income?
📞 Call us today at (805) 253-3869 or book your free consultation. Let’s make your ADU dream a reality!
