In addition, HGH belongs to:
ANFALUM, the Spanish Association of Lighting Manufacturers, which has 87 manufacturers of lights (Indoor, Outdoor and Emergency Lighting), Light Sources, Components, Regulation and Control, and Lighting Poles and Columns, among the most representative of the whole industry in Spain, and
AECIM, the Spanish Association of Metal Enterprises of Madrid, which is an organisation representing the interests of the sector of Metal Trade, Industry and Services in the Region of Madrid. Its purpose is to defend the business development of this group. It has grown significantly since then, today representing more than 10,000 businesses and 180,000 employees within the Region of Madrid.
AMEC, the Spanish Association for Internationalized Industrial Companies. A business organisation whose members, mainly medium-sized industrial enterprises, benefit from a strong international and innovative presence. Its aim is for businesses to compete in a global market, creating a setting which allows constant competitive improvement, thereby enabling them to Internationalise and Innovate.