Insight Architecture conveys architecture through tours, events, teaching, publishing and building.

Insight Architects (formerly Guiding Architects Rio de Janeiro) was founded in 2013 by Barbara Iseli, Bernardo Lopes, Marcio Nisenbaum and Jason Baumann.

In February 2016, GA Rio de Janeiro, at the time, becomes officially part of the global network Guiding Architects. The network consists of independent companies and organizations in 40 major cities around the world offering qualified architecture tours, guided by local architects, architecture historians and journalists.

In May 2018 GA Rio de Janeiro changes its name to Insight Architecture aiming to broaden its activities from just guiding tours to also lectures, workshops, conferences and publications.


Barbara Iseli

Barbara is a multilingual Swiss architect, graduated at ETH Zurich, and "Carioca de coração" a Rio de Janeiro-an by heart, with professional experience in Switzerland and Brazil. At Boltshauser Architects in Zurich she was project manager for large scale housing projects and won competitions of a school building in Uster, Switzerland and a residential building complex in St. Gallen, Switzerland. In Rio de Janeiro, she was in charge of the conversion of the Swiss Consulate and the design of Swissnex Brazil. Barbara lives in Rio de Janeiro since 2012. She is founding partner of the architecture office Plural Projetos Singulares, Rio de Janeiro and Insight Architecture (formerly GA Rio de Janeiro). Native German speaking, she guides also in English and Portuguese. She also speaks Italian, French and Spanish.


Jason Baumann


After his BFA in Visual Communication at the Zurich University of Art and Design, Jason founded Popeye Ltd Design & Communications, an advertising agency in Zurich. He was in charge of creative direction and member of the executive management. Later he completed an Executive MBA in New York and worked in the area of e-commerce before moving to Rio de Janeiro in 2012 where he currently is a consultant in the field of strategy, IT and marketing. He is Insight Architecture board member and takes care of marketing and business development. He speaks native German, fluent English and Portuguese and has advanced knowledge in French and Spanish.

Bernardo Lopes

Bernardo is a widely traveled architect with professional experience in the United States, Switzerland and Brazil. As “Carioca da Gema“ - born and raised in Rio de Janeiro - he knows the city inside out. He studied at the Chur Institute of Architecture in Switzerland and at the Boston Architectural College in Boston, USA. After working for William Rawn Architects, Peter Zumthor and Zwimpfer Partner Architekten, he came back to Brazil in 2009. At first, starting in Rio a branch office for the São Paulo firm Anastassiadis Arquitetos. He speaks native Portuguese and fluent English and Spanish.


Marcio Nisenbaum


Marcio is also Carioca da Gema. He studied architecture at the Dessau Institute of Architecture and worked at architecture offices in Frankfurt and Rio de Janeiro. Today, he teaches at the Veiga de Almeida University and is doing his PhD in urbanism at the UFRJ Federal University Rio de Janeiro. He is partner at the architecture office Plural Projetos Singulares. He is advisor for tour content at Insight Architecture. He speaks native Portuguese and has advanced knowledge in English and German.

Sebastian Beck

Sebatian studied architecture in Konstanz, Germany, Rio de Janeiro and São Paulo where he completed his master thesis about ichnography of cities. He has worked at Gigon Guyer Architects, Zurich, Switzerland and Studio 2, Konstanz, Germany as well as on his own projects. Currently, he is professor for architecture and urbanism at Escola da Cidade, São Paulo. Sebastian speaks native German and is fluent in English and Portuguese. He regularly guides tours in São Paulo.

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Uli Rentschler

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Uli studied architecture in Karlsruhe, Germany. Her working experience includes German and Swiss architecture offices where she realized housing and commercial projects as responsible manager. In Brazil, before assuming its operational management, she was in charge of restoration and retrofit works of a listed historic building that housed "Casa Daros", a museum of contemporary Latin-American art in Rio de Janeiro. At Rio's iconic Santiago Calatrava building "Museum of Tomorrow" she assumed the transition from construction phase and commissioning to operational management during the Olympics as its Operations Manager.
She guides in German, Portuguese and English and has advanced knowledge in French and Spanish.

Naylor Vila Boas

Naylor is "Carioca da Gema", and professor for architecture at the Federal University of Rio de Janeiro. His PhD was related with urban history of the city of Rio de Janeiro which is now also the subject of his research group coordinated by him at the post-graduation program of Urbanism at the UFRJ. There, he teaches disciplines related to urban projects and photography. He speaks native Portuguese as well as Spanish and English fluently. Naylor guides regularly tours and provides academic content for Insight Architecture.

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