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53 Rua Miguel Lemos
Rio de Janeiro, RJ, 22071

+55 21 98350 4577


About Us

About Us

Guiding Architects Rio de Janeiro is founded in 2013 by Barbara Iseli, Bernardo Lopes and Marcio Nisenbaum who run their own architecture office Plural Projetos Singulares in Rio de Janeiro. Jason Baumann is member of the board and responsible for marketing and strategic matters.

In February 2016, GA Rio de Janeiro becomes officially part of the Guiding Architectsnetwork. It is built up of independent companies in 40 major cities of the world offering qualified architecture tours, guided by local architects, architecture historians or journalists.

GA Rio de Janeiro was selected in April 2016 to be part of the incubator Rio Criativo. Rio Criativo is a center of innovation, which stimulates strength, sustainability and entrepreneurism in the creative economy in Rio de Janeiro and its socio-economic development through culture.


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 the competition of a school building in Uster, Switzerland, as well as a residential building complex in St. Gallen, Switzerland. In Rio de Janeiro, she was in charge of the conversion of the Swiss Consulate 

Barbara lives in Rio de Janeiro since 2012. She is founding partner of the architecture office Plural Projetos Singulares, Rio de Janeiro and GA Rio de Janeiro. Native German speaking, she guides in English, Portuguese and Italian. She also speaks French and Spanish.

Barbara Iseli, founding partner GA Rio de Janeiro

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Jason Baumann

After his BFA in Visual Communication at the Zurich University of Art and Design, he founded Popeye 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 GA Rio de Janeiro 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.


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Bernardo Lopes

Bernardo is a travelled 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.

Since 2012, he runs the office Plural Projetos Singulares in Rio de Janeiro as a co-founder and is advisor at GA Rio de Janeiro. He speaks native Portuguese and fluent English and Spanish.

Bernardo Lopes

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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 Federal University Rio de Janeiro.

He is partner at the architecture office Plural Projetos Singulares. He is advisor for tour content at GA Rio de Janeioro. He speaks native Portuguese and has advanced knowledge in English and German.

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