For over 30 years, M&M Boat Sales and Service has been the go-to place to buy your used 16'-30' powerboats in Baltimore, MD and beyond. Our boats are clean and we put all of them into the water for a sea trial. You will not find a more trustworthy business to buy your boat from. Plus, our prices can't be beat! Not only do we sell your dream boat, but we service it for you too. Our boat services include; detailing, bottom painting, fiberglass and canvas repair, winterizing, restoration, oil changes, tune-ups and more. Contact us with your needs.