; In 1962. Armando Guerra, a businessman from cuba. Founded Sedano's Supermarkets in Hialeah. FLA. With an annual revenue of more than $380 million. Sedano's Supermarkets is one of the largest hispanic supermarket chains in the united states. The Company offers a range of products that includes grocery supplies. Health care products. And food and dairy items. It operates bakery. Deli and...