Diamond International, Diamond Idealease and Diamond State Bus Company all share the same standard of excellence in pursuit of our shared goal - to be the best service organization to the truck industry today. The people of Diamond Companies believe our customers deserve the most professional and rewarding experience possible. By delivering more in everything we do, every day, we create that experience. For more than 25 years, this is the way we have done business, and this is the standard we will maintain for the future. It's really the only way we know how to do it.