General Contractors, Home Remodeling & Skylight Installations
Home Additions In Lafayette, CA
Custom Additions Built To Fit Your Life & Style Since 1983
Add More Living Space Without Leaving The Home You Love
Is your Lafayette home starting to feel a little too snug? Whether your household is growing, your lifestyle has evolved, or you simply want more room to breathe, Mares & Dow Construction & Skylights is here to help. Since 1983, we’ve delivered beautifully crafted home additions throughout the Bay Area—tailored to meet your needs and seamlessly blend with the character of your home.
Our design-build team works closely with you from start to finish to create additions that maximize space, comfort, and long-term value—all while maintaining Lafayette’s signature charm.
Types Of Home Additions We Build In Lafayette
No two homes or families are alike, which is why we take a customized approach to every project. Whether you’re adding square footage or improving functionality, we’re here to bring your vision to life.
We specialize in:
Primary Suite Additions – Design a restful escape with a custom bedroom layout, luxurious bathroom, and walk-in closet.
Accessory Dwelling Units (ADUs) – Create space for extended family, guests, or rental income with ADUs that comply with Lafayette and California regulations.
Second-Story Expansions – Gain more living space without sacrificing your backyard. Ideal for families that want to stay in the neighborhood they love.
Garage Additions & Conversions – Build a new garage or convert an existing one into a home office, gym, guest suite, or income-generating rental.
Why Lafayette Homeowners Choose Mares & Dow Construction & Skylights
We’ve helped homeowners across Lafayette—especially in neighborhoods like Burton Valley, Happy Valley, and Reliez Valley—expand their homes with smart, stylish additions that preserve both beauty and function.
Here’s what makes us a top choice:
Over 40 Years of Local Experience – Trusted in Lafayette and across the East Bay since 1983
Full-Service Design/Build – One dedicated team handles your entire project from design to final inspection
High-Quality Craftsmanship – Timely delivery with top-tier materials and skilled tradespeople
Sustainable Building Methods – Energy-efficient insulation, windows, and framing options are available
Permit & Project Management – We navigate local requirements, inspections, and timelines so you don’t have to
Explore our Residential Project Portfolio to see examples of our work and gather inspiration for your own home.
Seamless Design, Flawless Execution
From second-story additions to fully independent ADUs, we make the entire process simple and smooth. Our experienced team takes care of everything—from architectural design and material selection to permitting and final walkthroughs—so you can focus on enjoying your expanded home.
Want to know more about the team behind your project? Visit our About Us page to learn about our values, experience, and approach.
Ready To Expand Your Home In Lafayette?
Stop searching for a “home addition contractor near me” and trust the team that’s been serving Lafayette for over four decades. Contact Mares & Dow Construction & Skylights today to schedule your free consultation and estimate for a custom home addition in Lafayette, CA. Get in touch today!
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