Paper Stock Industries (PSI), a national chapter of the Institute of Scrap Recycling Industries, announced leadership changes for 2018. Leonard Zeid of Midland Davis Corporation was named Executive VP & Director of the Brokerage Division. As head of Midland’s brokerage group, Zeid is responsible for Midland’s network brokers throughout North America. Zeid’s team manages a variety of commodities, including paper, plastics, metals and other materials. Leonard has been in brokerage for over 28 years. Midland has been in the scrap business since 1892.