Home Additions & ADUS (Accessory Dwelling Units)

Expand Your Home. Elevate Your Opportunities.

At M&A Contractors, we create thoughtful, well-designed home additions and ADUs that expand your space, improve functionality, and add long-term value to your property. Whether you’re planning a room extension, a second-story build-out, or a fully independent backyard unit, our team delivers seamless, high-quality construction tailored to your needs.

Our Addition Services

Additional Bedrooms — Accommodate a growing family or guests

Expanded Living Areas — Create more space for relaxation and entertainment

Second-Story Additions — Increase your home's square footage vertically

We ensure that every expansion project maintains the integrity and style of your existing home.

Secure Vehicle Storage — Protect your cars, bikes, and equipment

Additional Storage Space — Ideal for tools, sports gear, appliances, and seasonal items

Workshop Areas — Create a dedicated space for your projects

We build both attached and detached garages tailored to your needs.

Relaxation Spaces — Enjoy morning coffee or evening sunsets

Entertainment Areas — Perfect for gatherings and family time

Increased Home Value — Boost curb appeal and property worth

We focus on creating inviting outdoor spaces that blend seamlessly with your home’s design.

Maximize Space, Value & Flexibility with a Custom ADU

Expand your property’s potential with a beautifully designed Accessory Dwelling Unit (ADU). We specialize in building detached or attached ADUs that serve a wide range of needs—from multi-generational living to rental income.

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Multifunctional Living — Ideal for guest houses, in-law suites, or private home offices

Rental Income — Create passive income with a fully equipped, rentable unit

Aging in Place — Provide an independent space for family members while staying close

Increased Property Value — Boost your home’s resale value with a fully functional second unit

Custom Design & Planning — Tailored layouts to match your vision and meet local zoning regulations

Turnkey Construction — From foundation to finishes, we manage the entire build process

Code Compliance & Permitting — We handle all necessary permits and ensure we meet building codes

Seamless Integration with Your Property — We ensure your ADU complements your existing home’s architecture, layout, and utilities for a cohesive and functional addition

HAVE A PROJECT IN MIND? WE’RE HERE TO HELP

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See an Addition, Start to Finish

A home addition we built in Lexington, Massachusetts, from the first day on site to the finished space.

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