Established in 1956, RKA is a privately held 3rd generation family business. RKA enjoys established recognition as one of the ... Largest Family Owned Businesses in the State of Michigan and is certified by the Women’s Business Enterprise. We are a leader in the distribution of petroleum products, and provide fuel management solutions to Commercial, Industrial, National, Retail, Marine, Crude and Government customers in over 20 states. RKA also operates: Land and Sea Petroleum Holdings providing Commercial, Industrial, Marine and Government accounts with fuel deliveries in the Southern Florida Market. REX Carriers is a full service trucking company offering a variety of full truckload freight transport and shipping services to a broad range of industries in Michigan, Ohio and Florida. read more