Extra Space Storage is a company headquartered in Salt Lake City, Utah, that owns and operates over 3,500 self-storage properties across 43 states and Washington, D. C. With approximately 2. 5 million storage units and over 280 million square feet of rentable space, Extra Space Storage offers a wide selection of affordable, convenient, and secure storage solutions for both personal and business needs. They provide options for personal storage, boat storage, RV storage, and business storage, with a focus on cleanliness, security, and customer convenience. As the largest storage unit operator in the U. S. , Extra Space Storage is committed to providing professional and easily accessible storage solutions in neighborhoods nationwide.