With more than 40 years of research behind it, Freedom Motors is a Dixon, California, engineering company known for developing rotary-engine technology. Its Rotapower® engines are built for customers seeking compact, lightweight power, with current work focused on custom engines and advancing the technology toward broader production.
Reuland Electric CoFounded in California in 1937, Reuland Electric Co. designs and manufactures custom electric motors and motion-control solutions for demanding applications. The company builds each motor to specification in its own U.S. facilities, drawing on more than 85 years of experience and a design library exceeding 200,000 files; it can produce quantities ranging from a single replacement motor to larger runs. Reuland’s vertically integrated operations span Southern California and Howell, Michigan, and its facilities are ISO 9001:2015 certified.LOVELAND, OH
Duryea TechnologiesFounded in 1996, Reading-based Duryea Technologies designs and manufactures brushless DC motors, power electronics, generators and rotary engines in the United States. Its niche is engineered-to-order systems for OEMs, built around proprietary low-voltage SolidSlot motor technology and flexible production that runs from prototypes to low- and mid-volume manufacturing. Duryea also develops practical energy systems such as the MODE biogas generator for farms and wastewater-treatment plants.READING, PA
Kalvinator Engines, IncKalvinator Engines, Inc. builds and machines performance engines in Wapakoneta, Ohio, serving customers from a 4,500-square-foot facility. Owner Kevin Frische started the business as a side venture in a small building beside his home in 1999; it incorporated in 2002 and moved to its current location in 2009. The four-person shop was built around quality workmanship and customer service.WAPAKONETA, OH
Freedom OutboardFounded in 2018, Victor, New York-based Freedom Outboard builds full-size outboard motors adapted for shallow, muddy and saltwater running. Its patented closed-loop cooling system keeps surrounding water, silt and vegetation out of the engine, allowing the motors to operate without flushing or winterizing while retaining the quiet and efficiency of a modern four-stroke. The company’s designs grew from field testing in waterways ranging from upstate New York to Florida, Louisiana and Texas, and its current lineup is based on Tohatsu platforms.VICTOR, NY