Guernsey's complete boatyard and chandlery
All your boating needs, all under one roof
At M&G, we take pride in offering a complete marine service, from expert boatyard facilities to a fully stocked chandlery and parts department, right here in St. Sampson’s Marina, Guernsey. Located in a VAT-free jurisdiction, we provide excellent value alongside first-class service and craftsmanship.
With a 75-tonne hoist, advanced boat handling equipment, a covered boatshed and secure storage facilities, our experienced team is equipped to handle every aspect of boat care and maintenance. Whether you are a local sailor or a visiting yachtsman, you will find everything you need to keep your vessel in top condition.
Comprehensive boatyard facilities
Situated on the north-west corner of St. Sampson’s Marina, our large boatyard is designed for efficiency, safety and convenience. We are Guernsey's only Volvo Penta and Yanmar Service Centre. From routine servicing to complete refits, our skilled factory trained engineers and technicians work throughout the year in our dedicated workshops and covered boatshed, ensuring your boat receives the highest standard of care in every season.
We offer a full-service solution including lifting, cleaning, maintenance, repairs, repowers, antifouling and more, all carried out with precision and attention to detail.
Fully stocked chandlery and parts department
Visit one of the largest chandlery stores in the Channel Islands and discover a wide range of marine equipment, tools and accessories for every type of boat.
We are proud stockists of Volvo Penta, Yanmar and Nanni parts and carry an extensive inventory so you can source what you need quickly and reliably.
Open six days a week (excluding bank holidays), our chandlery team is always available to help. Whether you are seeking expert advice, replacement parts or simply browsing our well-stocked shelves, you will always receive a warm welcome from our friendly and knowledgeable staff who share your passion for the sea.
Trusted brands, proven performance
We believe our customers deserve the best. That’s why M&G works with a carefully selected range of leading marine brands, chosen for their quality, innovation and reliability on the water.
With decades of experience, technical expertise, and local knowledge, M&G is the trusted choice for boat owners across Guernsey and beyond. From essential supplies to specialist marine products, our team is here to help. Get in touch today or visit us in-store to find exactly what you need.
