Ace Retail Group (ARG) is a division of Ace Hardware Corporation that owns and operates several well-known Ace brands, including Westlake Ace, Great Lakes Ace, Buikema's Ace, Outer Banks Ace, Dennis Company, and Breed & Company. Ace Retail Group (ARG), is a division of Ace Hardware Corporation that owns and operates several Ace brands, including Westlake Ace, Great Lakes Ace, Buikema's Ace, Outer Banks Ace, Dennis Company, and Breed & Company.