Summit Industrial Income REIT is a Canada-based mutual fund trust. The Trust is involved in the commercial leasing of real estate property with approximately 30 property locations in Ontario, approximately 6 properties across Western Canada, approximately 16 properties in Montreal, and one property in Atlantic Canada. The Company is focused on the light industrial sector of the Canadian real estate industry. Light industrial properties are one-storied properties located in or near cities. The properties house such activities as warehousing and storage, light assembly and shipping, call centers and technical support, professional services and other similar uses. The Company's manager is Sigma Asset Management Limited.