DeLonghi Multi-faceted De’Longhi S.p.A. is a world-leading manufacturer of domestic appliances. Historically a major producer of portable heaters and air-conditioners, the company has expanded to include nearly every category of small domestic appliances in the food preparation and cooking, as well as household cleaning and ironing, segments. With the acquisition if Ariet, the company expanded its espresso machines and coffee makers product line up.