MIDDLETOWN, R.I. — Storage Opportunity Partners (SOP) has acquired Aquidneck Island Self Storage, a 531-unit self storage property located in Middletown. The property totals 62,700 square feet in four two-story buildings. Almost all of the storage units are either climate controlled or direct drive-up. SOP plans to rebrand the property Storage Pros Self Storage, as well as add a Budget Truck Rental to the facility. The property will be managed by Storage Pros Management, a subsidiary of SOP. This most recent acquisition brings SOP’s portfolio to 11 properties totaling 5,700 units and 840 outdoor storage spaces, all of which were acquired in the last 19 months.