Transforming Spaces, One Project at a Time
At West Coastal Builders, we specialize in turning everyday spaces into something extraordinary. From bathroom upgrades to backyard ADUs, our team delivers high-quality craftsmanship with a personal touch. No project is too small — our goal is to make your home more functional, beautiful, and tailored to your lifestyle. When you work with us, you get more than a contractor — you get a partner dedicated to bringing your vision to life
Our Specializations
Licensed & Insured
On-Time Project Completion
Discover our diverse range of construction solutions tailored to meet your specific needs, including bathroom and kitchen remodeling, ADU site preparation, earthquake fastening, and more.
Bathroom & Kitchen Remodeling
Enhancing living spaces through functional and elegant designs.
ADU Site Preparation/Build
Ensuring safe and efficient site preparation for Accessory Dwelling Units.
Seismic Retrofitting
Implementing measures to secure properties against seismic activity.
Custom Construction Projects
Bringing unique architectural designs to life with precision and expertise.
Our Commitment
Where We Excel
Explore the areas where we bring our expertise and dedication to create exceptional construction results for our clients.
Local Emphasis
Crafting spaces that reflect the local lifestyle and architectural trends.
Client-Centric Approach
Partnering with businesses and homeowners to construct spaces that align with their unique needs and aspirations.
Innovative Solutions
Implementing modern and sustainable practices to meet contemporary construction standards.
Why Choose West Coastal Builders?
We stand out through our commitment to transparent communication, exceptional service delivery, and a relentless pursuit of client satisfaction.
Fair & Transparent Pricing
Transparent and fair pricing to ensure the best value for your construction investment.
Expert Craftsmanship
Our team comprises skilled and experienced professionals dedicated to the success of your construction project.
Client-Centric Approach
We prioritize client needs and satisfaction to build lasting relationships and deliver outstanding results.
Decades of Industry Experience
Benefit from our extensive industry knowledge and track record of successful construction projects in San Rafael and the Bay Area.
Client Testimonials
Betty Downey
“West Coastal Builders brought our construction vision to life with precision and professionalism.”
James T. O'Reilly
“The team's dedication to quality and timelines exceeded our expectations. We highly recommend West Coastal Builders for any construction project.”
Tom & Mandy Levis
“We are thrilled with the transformation of our property. West Coastal Builders' craftsmanship and attention to detail are exceptional.”