Volvo AB, through its subsidiaries, manufactures and sells trucks, buses, construction equipment, aircraft engine components, and drive systems worldwide. It operates in eight segments: Volvo Trucks, Renault Trucks, Mack Trucks, Volvo Buses, Volvo Penta, Volvo Construction Equipment, Volvo Aero, and Volvo Financial Services. The Volvo Trucks segment manufactures medium-heavy to heavy trucks used for long-haul, regional transport, and construction operations. The Renault Trucks segment offers various types of vehicles from light trucks for delivery to heavy trucks for long haulage. The Mack Trucks segment manufactures heavy duty trucks for construction, refuse, and heavy regional transports. The Volvo Buses segment offers city and intercity buses, coaches, and chassis. The Volvo Penta segment manufactures engines and drive systems for marine applications, as well as for leisure and commercial craft; and industrial engines for irrigation pumps, generator units, and other application areas. The Volvo Construction Equipment segment develops, manufactures, and markets equipment for construction and related industries. Its products include wheel loaders, hydraulic wheeled and crawler excavators, articulated haulers, road machinery graders, and various compact equipments. The Volvo Aero segment offers components for aircraft engines and space rockets, as well as various services for the aerospace industry. The Volvo Financial Services segment engages in customer and dealer financing, treasury management, and property management activities. The company sells its products and services through owned and independent dealers. Volvo was founded in 1915 and is headquartered in Goteborg, Sweden.