Lubricants manufacturer and distributor Universal Oil of Cleveland named Scott Fox as its new president effective Jan. 1, 2016. Houston-based rerefinery Vertex Energy promoted longtime Supply Manager John Strickland to chief operating officer, effective immediately, succeeding David Peel, who will retire at years end. Hydrodec U.K. sold its waste oil collection assets in Knowsley for 685,000 (approximately U.S. $1 million) cash to Mulberry Waste Ltd., which will also process oil filters and other workshop waste on its behalf.