Beloved husband of Phyllis. Dear father of Jeffrey and Linda Sugar, Arthur and Terri Keyfitz, Gary Sugar, and Joanne Thomsen. Loving Zaidy of Jason and Elah, Lindsey, Ryan, Daniel, Erin, Lauren, Andrew and Kira and great grand Zaidy of Benyamin, Elisheva, and Yonatan-Mordechai. Survived by his brother Joseph. Memorial donations may be made in David’s memory to the Jerusalem College of Technology 416-787-7565 and/or Magen David Adom 416-780-0034.