Cleary Gull Inc. is pleased to announce the sale of Royal Purple, Inc. (“Royal Purple” or the “Company”) to Calumet Specialty Products Partners, L.P. (“Calumet”) for aggregate consideration of approximately $333 million. Cleary Gull initiated this transaction, assisted in the negotiations, and acted as exclusive financial advisor to Royal Purple.

Royal Purple is a manufacturer of high performance lubricants primarily for automotive, industrial, marine, motorcycle, and racing applications. The Company is located in Porter, Texas.