Since 1926 Royal Oil Co. has been dedicated to manufacturing and delivering the highest quality products in the Specialty Lub ... ricants industry. With humble beginnings in Denver, CO; early on it was easy to see that Royal’s passion for delivering quality products and outstanding service was a formula for success. There is no substitute for superior quality materials and superior innovation. We strive to provide our customers with the tools that keep their operations running. At the end of the day we expect our customers to expect more, it’s these higher expectations that push us to the top of an extremely competitive industry. For those of you that know Royal, we thank you for your business. For those of you being introduced to Royal for the first time, we welcome you to a new way of protecting your equipment and your business. read more