In  2000,  Tristan Dieguez and Axel Fridman found Dieguez Fridman. Since then, they have completed residential and commercial projects in Argentina and won awards in several design competitions. They are currently developing projects in Argentina, Mexico, the US and Uruguay.

In 2004 they won their first major architectural competition, a 10,000 sqm addition to the University of Buenos Aires School of Economics. In 2006 they won another national design competition for a new 45,000 sqm building for the UBA School of Psychology. They were also awarded second prizes in the República Square redesign competition (Buenos Aires, 2001), the Instituto Técnico Judicial competition (Buenos Aires, 2009), the new building for the Cancillería competition (Buenos Aires, 2010) and the Consejo de la Magistratura competition (Buenos Aires, 2011).

In 2008 they were selected by Jacques Herzog, from swiss firm Herzog & de Meuron, to be one of the 100 firms participating in the Ordos 100 project in China. Each invited firm designed a 10,000 sq.ft. villa on a master plan by chinese arqchitect Ai Weiwei. They have also been invited by Yansong Ma, from Beijing-based firm i-MAD, to design one of the buildings of the Guiyang Hua Xi Urban Center, in the Chinese province of Guizhou.

They have been part of several exhibitions and events such as the XVI Bienal de Arquitectura de Santiago, Chile, the first Bienal de Arquitectura Latinoamericana in Pamplona, Spain, Pecha Kucha Nights and Prague Architecture Week. Their work has been published in numerous magazines such as A+U, 2G, Arquitectura Viva, Arquine, Monument, Frame, Metropolis and Wallpaper.

They are at present design studio professors at the University of Buenos Aires School of Architecture, Design and Urbanism and  invited professors at the Universidad Torcuato di Tella UTDT.