 He later set up Ivanhoe Investments.Steinberg married his cousin Helen (née Roth) in 1929.The couple funded a number of philanthropic causes including The Pavilion of Judaism at Expo 67, the Helen & Sam Steinberg Foundation's Geriatric Day Hospital, the Family Career Scientist Award and the Sam Steinberg Award For Young Jewish Entrepreneur of the Year given by the Jewish Chamber of Commerce of Montreal.