Sentinel Boats design and build high quality, safe and robust tactical watercraft and unparalleled workboats for the defence, maritime security, aquaculture, emergency services and civil construction sectors. Our mission is to create durable products for harsh environments, capable of bringing on-water crews home safely every time. Our unwavering commitment to producing strong and long-lasting vessels, proven in the toughest environments on the planet, ensures our boats always exceed the needs and expectations of our customers. Built from high-performance high-density polyethylene (HDPE), Sentinel Boats are virtually indestructible and offer unmatched stability, safety, and performance.