Salomon (Alex) Redner of East Norriton, PA, passed away on April 4th, 2021 peacefully in his sleep. Alex was born on July 9, 1929 in Lwow, Poland.  He survived the Holocaust in hiding with his parents, Marek and Bronislawa Redner, and sister Emilia Redner Polakiewicz, all deceased.  He is survived by his wife of 68 years, Lily Lustig Redner, four daughters (Isabel Alcoff, Sylvia [Stuart] Greenstein, Barbara [Jeffrey] Hoffman, and Francine [Tim] Wilson), nine grandchildren (Celia Brown, Benjamin Alcoff, Brian Liedman, Samual Greenstein, Leah Grumet, Joshua Hoffman, Rachel Hoffman, Talia Greenstein, Isaac Wilson), and eleven great-grandchildren. Alex was a brilliant, successful mechanical engineer and founder/CEO of Strainoptics, Inc. in North Wales, PA. The family wishes to express appreciation to the staff at Brightview Senior Living in East Norriton.  Funeral arrangements by Boyd Horrox Givnish Funeral Home, East Norriton. The family suggests donations in Salomon Redner’s memory to The U.S. Holocaust Memorial Museum.