Over the years, some of the most significant milestones for PÉREZ-BARJA are:
Rogelio Pérez Barja sets up the Engineering Consulting Firm Estudio Pérez Barja.
Engineering Consulting Firm CIPSA is founded.
Engineering Consulting Firm CONSULPAL is founded.
Engineering Consulting Firm PÉREZ-BARJA, S.A. is founded.
Construmat 89 Honorable Mention Award to project of mechanical facilities for a 22-storey Office Building, located in in Madrid, Avenida de Burgos, nº 8.
From 1990 to 1992 Rogelio Perez Barja chairs the Working Group to study the modification of the Regulation on facilities Heating, Air Conditioning and Hot Water Supply (RITE).
Construmat 93 Award to project of mechanical facilities for a Hotel located in Madrid, C/ Gran Vía, nº 65.
Celebration of the "II Latin American Congress of Air Conditioning and Refrigeration" chaired by Rogelio Pérez Barja.
Cooling-Heating Award of the Community of Madrid, for Consultant Engineers, to Heating section.
Following the merger between CONSULPAL and CIPSA born the Engineering Consulting Firm CIPSA CONSULPAL.
Being computerized the registry of the Industrial Engineers' Official Association from Madrid (COIIM) in 2000, Pérez Barja has endorsed 2,757 works between January 2000 to July 2013.
PÉREZ-BARJA Facilities Engineering Consulting Firm celebrates its 40th anniversary.
CIPSA CONSULPAL Civil Engineering Consulting Firm celebrates its 30th anniversary.
Pérez-Barja International S.A. is founded in order to boost our presence abroad.