Home Additions & Accessory Buildings
Expand Your Home with Seamless Additions and Custom Structures
At Great Lakes Design and Build, we specialize in creating beautifully integrated home additions and custom accessory buildings that enhance both functionality and value. Whether you’re looking to add extra living space or build a detached structure, our expert team ensures a smooth process from design to completion.

Our Home Addition Services Include:
Room Expansions
Add extra bedrooms, a larger living area, or a home office tailored to your needs.
Second-Story Additions
Maximize your home’s potential by building upward instead of outward.
Garage Additions & Expansions
Increase storage space or add a workshop with a custom-built garage.
Sunrooms & Enclosed Porches
Bring in more natural light while enjoying year-round comfort.
Accessory Buildings
From guest houses and in-law suites to studios and detached garages, we build fully customized structures that fit your lifestyle.
Why Choose Us?

Seamless integration with your existing home.

High-quality materials for long-lasting durability.

Energy-efficient construction to reduce costs.

A stress-free process from planning to final walkthrough.
Ready to expand your home?
Contact us today to start designing your dream addition or accessory building!