Made in Great Britain, Ultimate Boats is a specialist manufacturer known for applying patented John Moxham hull technology to professional workboats. Its recyclable DANU Composite Technology is designed to improve durability while reducing fuel use and maintenance demands, and the company has received international recognition including Work Boat World’s 2023 award for Best Tactical Assault Craft.
ExoTechnologiesFrom its Isle of Man base, ExoTechnologies develops maritime technology that combines resource-efficient hull design with circular composite materials and cleaner propulsion. Its work spans high-performance and defence craft, including autonomous maritime systems, with a particular focus on reducing fuel use, emissions and composite waste. The company also owns Glasgow boatbuilder Ultimate Boats and has developed DANU, a sustainable composite material designed for reuse and lower environmental impact.COLUMBIA, MD
UK Sailmakers InternationalFounded in 1946, UK Sailmakers International designs and builds cruising and racing sails for monohulls and multihulls, supported by nearly 50 lofts and service centers worldwide. Its lofts are owned by local sailors, giving the global group a distinctly hands-on character while providing sail repairs, recuts and maintenance for sails of any brand. UK Sailmakers also develops specialized technologies such as ISL, which shares headstay loads through a reinforced sail luff to improve upwind performance, alongside a long-running focus on recyclable and recycled sail materials.PORT CHESTER, NY
MetalCraft MarineFounded in 1987 after Monty Smith redirected Kingston Aluminum Yachts toward commercial work, MetalCraft Marine designs and builds custom aluminum patrol, fire, rescue and work boats. Its Kingston jet-drive design was selected by the U.S. Navy for the Force Protection Program, while the company’s strongest specialty remains high-speed patrol and search-and-rescue craft. MetalCraft also backs its commercial boats with a ten-year hull warranty and serves customers through facilities in Kingston, Ontario, and Watertown, New York.WATERTOWN, NY
Extreme BoatsFounded in New Zealand in 1998 by Glenn and Diane Shaw, family-run Extreme Boats builds durable, high-performance aluminum boats for offshore work and on-water adventures. Its more than 60-person operation produces about 300 boats a year, each shaped around the company’s signature Deep Vee hull and built in-house from design through fit-out. Extreme Boats now serves U.S. customers through a distributor offering extensive customization, while every boat carries the stability-focused features that define the brand.BROOK PARK, OH