Jaime Real de Asúa y Arteche

Cantiles XXI SL is a holding company. It is engaged in financial, economic, administrative, commercial, legal, industrial, fiscal and social consultancy, as well as the provision of management and information services and business administration. The company was founded on March 17, 2000 and is headquartered in Madrid, Spain.

Onchena SL provides financial services. The private company is based in Madrid, Spain. The Spanish company was founded in 1988. Rafael Canales Abaitua has been the CEO of the company since 2018.

Part of Cantiles XXI SL, Enerfín Enervento SA operates renewable energy projects. The private company is based in Madrid, Spain. Enerfín Enervento was acquired by Elecnor SA on May 22, 2012 for $38.94 million.

Part of Cantiles XXI SL, Enerfin Sociedad de Energia SL generates and distributes electricity. The private company is based in Madrid, Spain.

Part of Cantiles XXI SL, Deimos Space SLU is a high-tech solutions company based in Tres Cantos, Spain. Deimos Space provides turnkey operational systems in the areas of navigation aids, surveillance, communications, and airports. The Spanish company also offers tailored engineering solutions and systems for both civil and military maritime applications, including maritime surveillance and monitoring for maritime safety and control. Additionally, the private company has extensive expertise in space situational awareness activities, covering space surveillance and tracking, near-earth objects, and space weather. The company also designs, develop, and implement information technology systems for railway traffic management to improve the passenger experience and the efficiency of transport systems. Deimos Space is a European technology group with more than 500 staff, headquartered in Tres Cantos, Spain, with subsidiaries in five countries. The company was founded in 2001, and the CEO is Ismael López.

Internacional de Desarrollo Energético SA is a private company based in Madrid, Spain. The Spanish company provides engineering and technical consulting services.