Mr. Lemberger received a bachelor’s of science degree in mechanical engineering from the Illinois Institute of Technology. He specializes in sealing devices (mechanical seals, packing and gaskets) and lubrication issues. He previously worked for Morton Grove, an Illinois-based, John Crane Inc., formerly the Crane Packing Company. After that, Mr. Lemberger gained valuable experience at the American Electric Power D.C. Cook Nuclear Plant in Bridgman, Michigan, where he worked as a production and lubrication engineer. After retiring, Mr. Lemberger formed his own lubricant consulting company, Lemberger Consulting Services, LLC, which is based in Chicago.