Cooking oil experts focused on full-service solutions.

Mahoney Environmental® has been answering the needs of the Chicago-land food service industry for over 60 years. We have expanded our services to include Preferred Oil®. From customized equipment installations and fresh oil delivery, to used oil collection and recycling, Mahoney’s Preferred Oil Program now provides “full-service” for all of your cooking oil requirements. We look forward to helping make your cooking operations clean, green, and practically hands free.

Our mission, quite simply, is to provide the most effective solutions, the best automated equipment, and dependable uninterrupted service for your fryer oil handling and cooking requirements.

"Our nachos are legendary and food quality is our #1 priority! Preferred Oil delivers the best quality oil and their service is fantastic!"

- Executive Chef Tom Kenny,
Mike Ditka's Restaurant