General Contractors, Home Remodeling & Skylight Installations
Home Additions In Pinole, CA
Custom Additions Built To Fit Your Life & Style Since 1983
Add More Living Space Without Leaving The Home You Love
Is your Pinole home starting to feel a bit too snug? Whether your family is growing, your needs have changed, or you’re simply looking to enjoy more room for relaxing or entertaining, Mares & Dow Construction & Skylights is here to help. Since 1983, we’ve proudly served Pinole and West Contra Costa County with custom home additions that blend seamlessly with your existing space.
Our experienced design-build team specializes in creating smart, functional expansions that preserve your home’s charm while enhancing its value and livability.
Types Of Home Additions We Build In Pinole
From mid-century homes in the hills to traditional suburban properties, Pinole has a wide range of architecture, and we tailor each addition to fit your specific style and needs. We handle everything from design through construction, ensuring your new space looks and feels like it’s always been part of your home.
We specialize in:
Primary Suite Additions – Create a quiet, luxurious retreat with a custom layout, spa-inspired bathroom, and generous closet space
Accessory Dwelling Units (ADUs) – Perfect for multigenerational living, guest space, or rental income. Our ADUs meet all state and local building codes.s
Second-Story Expansions – Gain square footage without sacrificing your yard. A great solution for growing families or maximizing hillside views
Garage Additions & Conversions – Build a new garage or turn existing space into a home gym, office, or private rental unit
Why Pinole Homeowners Choose Mares & Dow Construction & Skylights
We’ve helped homeowners throughout Pinole transform their homes with thoughtfully planned and expertly built additions.
Here’s what makes us the trusted choice:
Over 40 Years of Experience – Serving the Bay Area since 1983
Complete Design/Build Services – One team handles your project from concept to completion
Premium Craftsmanship – High-quality materials and attention to detail in every phase
Energy-Efficient Options – Smart design solutions with eco-friendly materials and systems
Stress-Free Project Management – We take care of permits, inspections, and timelines so you don’t have to
Explore our Residential Project Portfolio to see how we bring precision and creativity to every build.
Seamless Design, Flawless Execution
Whether you’re expanding up, out, or building a self-contained ADU, our process is streamlined and fully managed. We handle architectural planning, materials, permitting, and construction—all with clear communication and care.
Learn more about our team’s background, values, and philosophy on our About Us page.
Ready To Expand Your Home In Pinole?
Stop searching for a “home addition contractor near me” and turn to the team with decades of experience building in Pinole and the greater East Bay. Contact Mares & Dow Construction & Skylights today to schedule your free consultation and start planning your perfect home addition. Get in touch today!
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