The size of the U.S. plastics industry expanded in 2018, accounting for 993,000 jobs and $451.3 billion worth of shipments. In the same year, it maintained a trade surplus of $500 million, as consumption of plastics products continued to grow in the United States, according to two reports released by the Plastics Industry Association (PLASTICS), Washington, D.C.

Here's a rundown of the companies announcing executive shifts.