Joseph Klosek, 76, of Wescosville, died March 26, 2021, at home. He was the loving husband of Linda (Gross) Klosek for 53 years. Born in South Amboy, N.J., he was a son of the late Sigmund and Connie (DiBiase) Klosek.

He was a graduate of Sayreville High School, Sayreville, N.J. and Lehigh University with a bachelor of science degree and a master of science degree in chemical engineering.

He started working at Air Products in 1966 in research and development, progressed to senior process design manager, was named senior engineering associate where he designed and managed the process design of plants for a variety of technologies, from nuclear off-gas processing to producing SNG. At retirement in 2002 he was senior engineering associate in the process engineering group of the HYCO product supply team. He returned in 2004 to 2007 to work part time on gasification technology. He co-holds seven patents and has co-authored approximately 30 publications and presentations.

In 1978 and 1985 he received the Technology Symposium Outstanding Speaker Award. In 1978 he received the Invention Recognition Award.

He was a member of the American Institute of Chemical Engineers and served as past chairman and treasurer of the Lehigh Valley section. He also served as a member of the HYCO Proprietary Technology Committees.

He was well-liked and loved to help family, friends and neighbors. He took great joy in the accomplishments and activities of his grandchildren and loved spending time with them. He was an avid Lehigh Football fan.

He is survived by his wife; daughters, Lori and her husband, Dr. Kenneth Varano, of Coopersburg and Kim Ellis, of Manassas, Va; grandchildren, Kimberly Varano, of Fla., Rose, Dominick, Grace and Joseph Varano, all at home; a brother, John and his wife, Pat, of Parlin, N.J.; a sister, Catherine, of Allentown; many cousins, nieces, nephews other relatives; a brother-in-law, Alan Gross and his wife, Patrice. He was predeceased by a sister, Rosemarie Crolius.

Contributions may be made to The Miracle League of the Lehigh Valley; The Arc of Lehigh and Northampton counties; The Leukemia & Lymphoma Society, Donor Services or St. Luke’s Hospice, Development Office.

Arrangements were made by the Stephens Funeral Home, Inc., Allentown.