Custom ADU Designs, Built Around You

Maximize your property's full potential with 312's personalized, focused, client-focused solutions, working together to bring your vision to life.

Start a project

Strong, Smart, and Designed for your needs

Your perfect ADU, Crafted with Excellence

At 312 Architect and Design, we create ADUs that are innovative, safe, and efficient tailored to your unique needs. With Arizona’s landscape in mind, our team collaborates closely to ensure each ADU is perfectly suited to its environment, built to the highest standards of durability, sustainability, and functionality.

Make it Yours

No Matter What You Call It, We'll Make It A Reality

No matter what you call it, we’re here to create the perfect space for your needs. Whether you’re envisioning a cozy guest house, a private rental property, or a personal art studio, we’ll bring your ideas to life. The possibilities are endless, and we’ll design and build your ADU to fit your lifestyle, whatever you need it to be.

options

Choose from our catalogue of pre-designed ADUs, or design your own custom ADU

Design + Build Options

Our clients have the option to work with our in-house construction firm, Build A Better Phoenix, for a fully integrated process that makes your project as seamless as possible.