Premium Materials. Expert craftmanship. Your dream casita
Beautiful Casitas,
Built For Your Backyard
Transform your property with a professionally designed casita. Choose from our pre-designed models, customize to your taste, and we handle everything else.
5
100%
Model Options
Turnkey Service
Why Add a Casita?
Maximize your property's potential with additional living space
Increase Property Value
Add significant value to your home with a professionally built casita
Rental Income
Generate passive income with a separate, move-in ready living space
Multigenerational Living
House family members with independence and privacy for everyone
Fast Installation
Pre-designed models mean quicker permitting and faster build times
Our Casita Models
Pre-designed, ready to customize, and built to last
The Nook
A private bedroom, full bath, and clever storage make it the ideal low-maintenance retreat or starter rental.
450~500 sq ft
The Casita
Our most versatile one-bedroom plan. Spacious enough to feel like a true home, with a layout that works equally well for family, guests, or long-term tenants.
650~700 sq ft
The Craftsman
The Craftsman delivers a full residential experience with two bedrooms, generous living spaces, and quality finishes.
900-950 sq ft
Simple, Streamlined Process
From selection to installation, we make it easy
Browse Models
Explore our pre-designed casita options
Customize
Select your finishes and features
We Build
Professional installation on your property
The Keystone Difference
We've streamlined the ADU process to make adding a casita to your property simple, affordable, and stress-free. Our pre-designed models combined with customization options give you the perfect balance of efficiency and personalization.
Licensed & Insured Professionals
Custom Design & Build Services
Premium Quality Materials
Transparent Communication
Full Permit Assistance
Turnkey Installation Service
Quality First
Committed to delivering excellence in every detail
Expert Team
Seasoned professionals dedicated to your project
Craftsmanship
Attention to detail in every build
Your Vision
Personalized approach to every project
Ready to Transform Your Property?
Schedule a free consultation to discuss your property, explore our models, and get a detailed quote. Let's bring your casita vision to life.