Happi works with a handpicked collection of leading prefab builders, architects and designers. Each backyard house we build is designed to reflect our client’s unique property and purpose vision.

At Happi Builds you get concierge-level service, from day one until your project is complete. We manage every part of your experience down to the last detail. You get a Happi backyard house in as little as 6 months, and a stress-free experience from the day we meet you.

Welcome to Happi!