The National Federation of Service Industries (NHO Service) is affiliated with the Confederation of Norwegian Enterprise (NHO). NHO Service is the third largest sectoral federation in the NHO. NHO Service organises companies within the field of staffing and recruitment, cleaning, security and guard services, canteens, catering and other forms of food service, hospital hotels, nursing homes, as well as other health and care services, occupational health services, ambulances, vocational rehabilitation enterprises, property management as well as several other types of service-related activities.