SDI Quality

Shannon Diversified Inc. (SDI) is a commercial cleaning company based in Ontario, California, United States. Established in 2016, SDI provides a wide range of services including hood and exhaust cleaning, ceiling and wall cleaning, high dust removal, walk-in cooler and freezer deep cleaning, commercial flooring deep cleaning, commercial appliance deep cleaning, commercial window cleaning, exterior building washing, exterior pressure washing, and commercial solar panel cleaning.