Igor Peraza was born in Caracas, Venezuela. He graduated with a BSc of Architecture from the Universidad Central de Venezuela and received a scholarship to do his Master of Architecture at Hokkaido University in Sapporo in 1984. He subsequently obtained his Ph.D. in 1989 at the University of Kumamoto, Kyushu, Japan, where he designed the Church Kusabacho Kyokay. After graduating, he worked for 5 years at the Atelier of Arata Isozaki, collaborating on projects such as Concert Hall in Kyoto and various competitions such as the expansion of the Museum of Contemporary Art in Stuttgart among others.

In 1993 he moved to Spain to lead the project Domus (Museum of Mankind) in La Coruña, where he additionally collaborated with the Spanish architect Cesar Portela on the project of rehabilitation of a block from the Malecon in Havana and he also initiates its own projects such as the Contest Fairgrounds Corunna and Houses in Somosaguas.

In 2000 he moved to Barcelona to work with Miralles Tagliabue EMBT as Director of the Santa Caterina Market project. In 2006 at the end of the construction, he had done several projects in Barcelona such as the Improvement Plan for the street Pallars at 22 @ in Barcelona as well as participated in the contest of the Zona Rental in Caracas and designed the exhibition Carlos Raul Villanueva at the headquarters of FAD Barcelona.

While working in Barcelona he additionally conducted academic activities. He was a Guest Professor for Master courses "Project" at the School of Architecture at the Polytechnic University of Catalonia (UPC). He also directed the course of ephemeral architecture in the interior Master of European Institute of Design (IED).