Foxboro, MA
Detached ADU
Massachusetts ADU Specialists
Build a Backyard ADU That Pays You Back
From feasibility and permits to a finished, rent-ready unit — Maximus ADU delivers turnkey accessory dwelling units across Easton, Canton, Foxboro and 11 more MA towns.
120+
Projects
14
MA Towns
100%
Licensed
What We Build
Complete ADU & Home Expansion Services
Land Feasibility Study
Confirm what your lot can legally and physically support before you invest.
Permit Approval & Documentation
We handle every form, plan set, and meeting with your local building department.
Architectural Design
Custom ADU and addition designs tailored to your lot, lifestyle, and budget.
Structural Engineering
Stamped engineering plans that pass inspection on the first review.
Garage Conversion ADU
Turn your existing garage into a beautiful, income-ready living space.
Detached ADU (Backyard House)
Brand-new standalone backyard homes — designed, permitted, and built turnkey.
Recent Builds
Crafted in Massachusetts
Canton, MA
Garage Conversion
Westwood, MA
Home Addition
Service Areas
Serving 14 Massachusetts Towns
Talk to a specialist
Free, no-pressure consultation