Concept2, founded in 1976 by brothers Peter and Dick Dreissigacker, is a leader in rowing machines and fitness equipment. The brand is renowned for its indoor rowing machines, known as the Model D and Model E, which are used by athletes, fitness enthusiasts, and rowing clubs worldwide. Concept2 also manufactures ski ergs, and other strength and endurance training equipment, with a focus on performance, durability, and ease of use.