SP Plus Corporation provides mobility solutions, parking services, parking management, ground transportation, baggage handling, and other ancillary services. The company operates in Commercial and Aviation segments. It provides on-site parking management, valet parking, ground transportation, facility maintenance, event logistics, remote airline check-in, security, municipal meter revenue collection and enforcement, and consulting services, as well as shuttle bus vehicles and drivers; baggage services, including delivery of delayed luggage and baggage handling services; wheelchair assist services; baggage repair and replacement services; and on-street parking meter collection and other forms of parking enforcement services. The company also offers facility maintenance services, including power sweeping and washing, painting and general repairs, and cleaning and seasonal services; patient transport services for healthcare clients; transportation, logistics, and implementation; valet services, such as vehicle staging and tracking systems, and doorman/bellman services; security services comprising training and hiring of security officers and patrol, as well as customized services and technology; wheelchair assist services; and an online and mobile app consumer platform through parking.com website; and revenue management services. In addition, it provides multi-platform marketing services, including SP+, AeroParker, and KMP Digitata brand websites that offer clients a platform for marketing their facilities, mobile applications, search marketing, email marketing, and social media campaigns. The company offers its services primarily under the SP+, Sphere, Bags, AeroParker, MetroParker, and KMP Digitata brands. The company was formerly known as Standard Parking Corporation and changed its name to SP Plus Corporation in December 2013. SP Plus Corporation was founded in 1929 and is headquartered in Chicago, Illinois. As of May 16, 2024, SP Plus Corporation operates as a subsidiary of Metropolis Technologies, Inc.