César Revenga Buigues

Núcleo de Comunicaciones y Control SA manufactures and supplies advanced equipment and systems. Its products are used in the telecommunications, computer science and information technology, aeronautical, defense, transport infrastructure, energy, and environment & control of industrial processes sectors. The company was founded on January 1, 2008 and is headquartered in Madrid, Spain.

Nervión Industries Engineering & Services SL engages in the provision of industrial services and applied engineering business areas. The firms industrial services include mechanical assembly of industrial plants, corrective, preventive and integrated maintenance of industrial plants, shipbuilding, and engineering projects. The applied engineering business area specializes in the design, calculation, engineering, construction, and assembly of hydrocarbon storage tanks, high-temperature tanks for thermos-solar plants, control of atmospheric pollution, air handling units and ventilation, and incinerators. The company was founded in 1953 and is headquartered in Bilbao, Spain.

PROES Consultores SA engages in the provision of engineering and architecture advisory services. The firm specializes in the execution of projects, technical assistance, training, and advice for the transport and energy sectors. The company was founded on April 26, 1971 and is headquartered in Madrid, Spain.

Rubricall SL engages in the manufacture and maintenance of software. The firm focuses on people identification and formalization software as well as distance contracts. The company was founded on May 29, 2014 and is headquartered in Tres Cantos, Spain.