Bay Marine Diesel & Diving is a mobile marine service company dedicated to keeping boat owners throughout the San Francisco Bay Area on the water. We bring professional-grade expertise directly to your vessel—whether you’re docked at a marina, anchored in a cove, or moored at your private dock. By coming to you, we eliminate the hassle of haul-outs and tows, ensuring your boat stays in the water where it belongs while receiving expert care.

From diesel engine troubleshooting and maintenance to advanced marine electrical systems and component installations, our team handles everything needed to keep your vessel running smoothly. Whether you’re facing an unexpected breakdown or scheduling routine service, we combine technical expertise with the convenience of mobile service to deliver solutions that work for your boating lifestyle.