Our company currently has a staff of over 40, including partners, engineers, draftsmen and administrative personnel. All are widely experienced in the development of large projects. One thing that sets us apart is that each project is led by one of the partners, who is in close contact with the client, always available, anticipating needs and ready to solve problems quickly and effectively.

Ing. Ronald Steinvorth Sauter

Widely considered to be on of the best qualified professionals in structural and earthquake-resistant engineering, Ronald graduated in civil engineering from the University of Costa Rica, and holds a Master’s degree in Structural Engineering from Stanford, California. He has also completed post-graduate studies in Composite Materials Technology at the Free University of Brussels. He is recognized by Colegio Federado de Ingenieros y Arquitectos de Costa Rica (CFIA)–the Costa Rican Federated College of Engineers and Architects) as a specialist in Structures with Emphasis on Buildings.


Ronald has more than 45 years of experience in the field of structural engineering and is a founding partner of IECA INTERNACIONAL.  He has served as General Director of all projects undertaken by the firm, among them Torres Paseo Colón, Hotel Four Seasons Papagayo, Hotel Marriott Los Sueños, Torres del Parque, en Costa Rica y en el proyecto MMG Residences, en Costa del Este, Panamá.


Ronald Steinvorth’s work has been recognized through several professional  awards, including the “Premio ORDECCCAC 2003”, from the Organization of the Chambers of Construction of  Central America and the Caribbean; the “Reconocimiento de la Cámara de Consultores en Arquitectura e Ingeniería 2011”, from the Chamber of Architectural and Enginieering Consultants; “Presea CCC 2014”, the highest honour bestowed by the Costa Rican Chamber of Construction; and in July 2018 he was recognised as “Ingeniero Civil Distinguido” (Distinguished Civil Engineer) on the 115th anniversary of the Colegio Federado de Ingenieros y Arquitectos de Costa Rica


Ronald is an active member of several professional organizations, including CFIA, ASCE, ACI, EERI and CTBUH

Ing. Erich Neurohr Bustamante

Erich has worked in Structural Engineering for 28 years.  He received his Licentiate Degree in Civil Engineering from the University of Costa Rica and later a Master’s in Structural Engineering Science from the University of Texas in Austin, where he won the Joe W. Neal/International Council Program Scholarship.  He also has a Master’s in Natural Resources from the Universidad Estatal a Distancia (UNED) of Costa Rica. He is accredited as a LEED Associate by the US Green Building Council and as an Inspector by the Post-Tensioning Institute (PTI).


His career started in the Costa Rican Ministry of Public Works and Transport (Ministerio de Obras Públicas y Transportes de Costa Rica), before moving into the private sector with Franz Sauter y Asociados.  He is a founding partner of IECA INTERNACIONAL , where he has been project leader on, among others, the Four Seasons, Papagayo,  JW Marriott, Azenza Towers, Condominio Qbo,–all in Costa Rica; and in Panama: MMG Residences, Edificio Francisqui and the new terminal at Tocumen Airport:


Erich is a member of various professional organizations, such as the Costa Rican Structural and Seismic Engineering Association; the American Concrete Institute (ACI); the Council of Tall Buildings and Urban Habitats (CTBUH); the University of Texas in Austen Students’ Association.

Ing. Cecilia Chuy Sam 

A founding partner of IECA INTERNATIONAL, Cecilia is highly regarded within her profession as an able and widely experienced structural engineer.  She holds a Licentiate Degree and a Master’s in Civil Engineering from The University of Costa Rica.

She began her professional career at Dinámica Estructural on a Seismic Rehabilitation of Buildings program at the University of Costa Rica. Cecilia then moved to Franz Sauter y Asociados in 1991 as a project engineer. In 1995 she joined Ronald Steinvorth S. and Erich  Neurohr in forming the company that became IECA INTERNATIONAL, where she is currently Project Leader  in the design and inspection of structures. Some of her most recent and most notable projects are: the University of Texas Tech, Costa Rica, AC-Hotel, Lexus Tower, Lofts of Avenida Escazú, Matra Coyol, Natú Condominium, UCR Law School, El Tobogán Offices, Allegro Condominium, La Libertad Park, Lincoln Shopping Center Plaza, Buildings F33-34, E21-E2 of Zona Franca America, Paradisus Papagayo Bay Resort, Country Tower, Urban Nunciatura, Tower C – International Corporate Center. She has also worked on projects in Nicaragua, such as Mini Flats 3, Torre Mayor Santo Domingo, Mukul Resort Bohios.


Cecilia is an active member of CTBUH—the Council on Tall Buildings and Urban Habitat; ACIES—Costa Rican Association of Structural and Seismic Engineering; CFIA—Costa Rican Federated College of Architects and Engineers. She is certified as a Post-Tensioning inspector by PTI—the Post-Tensioning Institute.

Ing. Ronald Steinvorth Berrocal

Ronald is graduated with a degree in Civil Engineering at the Universidad Latina de Costa Rica and is finished the Master Degree Program in Structural Engineering at the Universidad de Costa Rica. He began his professional career with IECA INTERNATIONAL, where he has led projects like Vistas del Parque, Torres del Parque, Torre Roble Sabana, Torre Robledal, Torres Paseo Colón, Torres Los Yoses, Torres de Heredia, Paradisus Residencial, Eurocenter IV y V, Complejo Residencial Solaris, Santa Ana Country Club, Universidad Ulacit, Universidad Castro Carazo, Condominio Qalma, among others.


He is an active member of CFIA and the College of Civil Engineers of Costa Rica, as well as The Costa Rican Association of Structural and Seismic Engineers. He is also an accredited inspector for the Post-Tensioning Institute. He was an exhibitor at the 5th International Workshop ¨Structural Concrete in the Americas¨, where he presented the case study for Torres del Parque, the first building in Costa Rica designed and built using cast-in-place high resistance concrete.


Being members of nationally and internationally recognized professional organizations has enabled us to create an important network of contacts. This in turn allows us to have access to the most up-to-date information in the field of structural engineering and everything related to construction. To this end we are active participants in the following organizations:


Council on Tall Buildings and Urban Habitat (CTBUH) www.ctbuh.org

(Representatives for Costa Rica)

US Green Building Council (USGBC) www.newusgbc.org

American Concrete Institute www.concrete.org

Colegio Federado de Ingenieros y Arquitectos de Costa Rica (CFIA) www.cfia.or.cr

Cámara Costarricense de la Construcción (CCC) –Costa Rica Chamber of Construction www.construcción.co.cr

Cámara de Consultores en Arquitectura e Ingeniería (CCAI)

— Chamber of Architecture and Engineering Consultants


Asociación Costarricense de Ingeniería Estructural y Sísmica (ACIES)–

Costa Rican Association of Structural and Seismic Engineering.