Marten Transport, Ltd. is a temperature-sensitive truckload carrier serving shippers in the United States, Mexico, and Canada. It operates through three segments: Truckload, Dedicated, and Brokerage. The Truckload segment transports food and other consumer packaged goods requiring temperature-controlled or insulated environments, as well as dry freight, and provides regional short-haul and medium-to-long-haul full-load transportation services. The Dedicated segment offers customized transportation solutions using temperature-controlled trailers, dry vans, and other specialized equipment, while the Brokerage segment arranges for third-party carriers to transport freight for customers. As of December 31, 2025, the company operated a fleet of 2,654 tractors, including 2,577 company-owned tractors and 77 supplied by independent contractors. Founded in 1946, Marten Transport, Ltd. is headquartered in Mondovi, Wisconsin.