EVO Transportation & Energy Services, Inc. is a transportation operator. The company is headquartered in Phoenix, Arizona and currently employs 1,272 full-time employees. The company went IPO on 2001-09-28. The firm operates through two segments: Trucking and Compressed Natural Gas (CNG) Fueling Stations. Its Trucking segment provides surface transportation services to the USPS and other customers. The Company, through its CNG Fueling Stations segment, operates approximately three CNG fueling stations that serve its fleet and other customers. These stations are located in Fort Worth, TX, Oak Creek, WI, and Tolleson, AZ and accommodate class eight trucks and trailers. The firm's service and product offerings include mail transportation, CNG fueling, and freight and brokerage services. The company primarily operates in Phoenix, Arizona and from 10 main terminals located throughout the United States. Its subsidiaries include Titan CNG LLC (Titan), Environmental Alternative Fuels, LLC (EAF), and Thunder Ridge Transport, Inc. (Thunder Ridge).