Enjoy the Boating Lifestyle You Desire, Let JBYS Take Care of the Rest.

One of the most valued assets that sets Jefferson Beach Yacht Sales apart from others in the industry is our Service Department. Recognized locally, nationally and globally for service excellence, the JBYS Service Department has the highest standards and delivers only the finest quality service and customer care.

Each one of our employees is dedicated to earning our customers’ trust. The JBYS reputation is built on your trust and it remains our biggest reward. As a result of this commitment, our family of satisfied customers keeps expanding. Here is what they have said about their experience with JBYS:

JBYS is a Certified Dealer for
• Mercruiser, Cummins and Volvo Penta engines
• Kohler, Onan and Westerbeke generators
• Sunseeker, Viking Yachts, Princess, Power Cat Group and Duffy Electric Boats


Don’t see the brand of your engines, generator or boat under our certifications? No problem, while our certifications represent our specialty areas, we can assist you with most of your marine service needs. We specialize in diesel work, but do plenty of gas work as well. Contact us for any of your engine maintenance or repair needs, canvas, fiberglass, detailing…you name it. Experience our service excellence for yourself!

Your boating pleasure is our TOP priority!
David Ottenhoff, Vice President of Service
866-490-5297 ext 157
586-778-8461 (fax)

Service Forms and Logs
Below is a list of downloadable service forms and logs for your boatkeeping convenience. They will aid in developing a set of records for your boat which is critical for maintenance and protecting your investment.

Environmentally Friendly Boat Cleaning and Maintenance Information Sheets
Downloadable information sheets from the Michigan Department of Environmental Quality, Environmental Assistance Division and Clean Marina Michigan, Michigan Sea Grant.