Diamond Transportation System, Inc. is extremely proud of our safety culture and another safety award is earned by our entire staff’s attention to safety and our fine owner operators execution of safe driving over our nation’s highways. Thank you to everyone and to Great West Casualty Company & Wisconsin Motor Carriers Association for sponsoring this award. President, Jon Coca, was in attendance and accepted on Diamond’s behalf. Awarding was John Joins and Bill Stannard of Great West and WI State Patrol Superintendent, Tim Carnahan.