Anta Ingeniería Civil

The main purpose of Anta’s activity is the design and construction management of civil engineering projects focused primarily on the field of bridges, and special structures.

Our projects are based on clear structural concepts, endowed with a formal restraint away from unnatural solutions.

Anta has different areas of work: bridges, industrial buildings, special foundations, repair and reinforcement of structures …

The company's customers are public agencies, engineering companies, architectural studios and construction companies.

Brief history

Anta is a young civil engineering company founded in May 2003 by Mario Guisasola (Civil Engineering graduate from the Universidad Politécnica de Madrid and Master Ouvrages d'Art at the Ecole Nationale de Ponts et Chaussées, Paris).

Mario Guisasola began his professional career in 1993 at Tonello Ingénieurs Conseils (nowadays BG-21) in Savoy (France).

Between 1994 and 2003, Mario Guisasola worked at the engineering company called Injelan, as project manager and construction management chair of nearly twenty bridges.

In 2003, Mario Guisasola founded ANTA INGENIERÍA CIVIL, an engineering study dedicated to the carrying-out of bridge and singular structure projects.

Between 2010 and 2013, Mario Guisasola manages the department of structures at Fulcrum, heading a team situated between Bilbao and San Sebastian.

Between 2004 and 2007, Mario Guisasola gave the subjets of Mechanics and Structures at the careers of Technical Engineering of Public Works, and Technical Architecture at UPV. Nowadays, he collaborates with this university as an occasional lecturer. He has also intervened in several international congresses as speaker of issues related to footbridges.

During 2013 – 2014, Mario Guisasola manages de bridge department at Grontmij France, starting the opening of Anta's activity towards the international market.

“ was rightly believed that was not possible in reality could not be made in appearance either, and therefore only things that could be explained by true and certain reasons reduced from laws of Nature were approved for works..” Marco Lucio Vitruvius

Mario Guisasola

Mario Guisasola

Managing director


Pre-designed Bridges

Since 2012, Anta develops a new concept: the Urban Pre-designed Bridges.

We think on the Urban Pre-designed Bridges as a natural step in the continuous evolution of our careers, where we try to make our experience on structural design profitable, by means of an innovative systematic applied to a global market.


Technical support

Anta’s most valuable asset is its staff, consisting of a team of Engineers, and technicians with broad experience in the sector.

We know the importance of having the best technical support for the development of our work. That is why we have powerful computing resources (Robot Structural Analysis, Fagus, Pyrus, ...) supplemented by our own software.


Anta’s quality policy is to meet the needs and expectations of our clients with the help of highly qualified and motivated staff in compliance with the standards and legislation currently in force.