ROUND LAKE, Ill.—The Grieve Corp.'s longtime president, P.J. "Pat" Calabrese, died Feb. 17 in Lake Forest, Ill., at the age of 90.
Calabrese was the president of Grieve from 1958 until his retirement in 2008, and worked closely with the company's founder, Price Grieve, according to the company.
Calabrese's son Frank is currently the vice president of sales and marketing.
Calabrese was born in Chicago and graduated in 1949 from the University of Illinois with a BS in mechanical engineering was awarded the school's distinguished alumni award in 2001. He also held positions with various industrial, business and Catholic charitable organizations.
Calabrese started work at Grieve, a supplier of industrial ovens and furnaces, in 1958 as national sales manager, becoming president in 1968 and finally chairman in 2006, following Price's death.