As it was in 1926, it remains today. Royal Oil Co. is a true industry leader in the design, development and manufacturing of some of the world’s finest lubricating greases. With every critical characteristic of grease carefully considered, we devote our resources to creating products that we are proud to stand behind. The use of our greases in your equipment will add value to your business by adding life to your equipment. Delivering a product line that provides superior protection across the board is what we will continue to do year after year.