Stuart Levine, a partner in Arjay-Levine Group Inc., died Aug. 20 at the age of 78. The Arjay-Levine Group sells injection molding and auxiliary equipment to the plastics industry in New York, New Jersey, Delaware, Maryland and eastern Pennsylvania.

Levine was a longtime member of the Society of Plastics Engineers, serving as president, membership chairman and treasurer; the organization named him an SPE honored service member in 2004.

He is survived by his wife, Harriet.