Pet Quarters – Locally owned and operated Pet Quarters operates four stores of various sizes, all located in Maine. This Maine-owned company has focused on stocking quality products, and evolving its inventory to keep up with needs and trends Pet Quarters operates four stores of various sizes, all located in Maine. This Maine-owned company has focused on stocking quality products, and evolving its inventory to keep up with needs and trends. Customers are a priority at Pet Quarters, and we aim for a high level of customer service.