Justen, Pereira, Oliveira & Talamini is a law firm that operates in the areas of Public and Corporate Law, focusing on regulation, infrastructure projects, concessions, public-private partnerships, bidding processes, and administrative contracts. Founded by Marçal Justen Filho in 1986, the firm has offices in Curitiba, São Paulo, and Brasília, and has an extensive network of national and international correspondents.
The firm provides comprehensive legal services, of a consultative nature and in administrative, judicial, and arbitration litigation. Especially from the mid-1990s onwards, the firm has been involved in many of Brazil’s leading Public Law cases. It has actively participated in the development of jurisprudence and national practices in areas such as bidding processes, administrative contracts, and concessions. The firm’s consultative work also involves the provision of opinions by Marçal Justen Filho and Eduardo Talamini, recognized scholars in their areas of expertise.
In addition to acting as counsel in arbitration, its partners are frequently appointed as arbitrators and are part of the governing bodies of arbitration centers. Some of the arbitral disputes conducted by the firm have become landmark cases.
Justen, Pereira, Oliveira & Talamini offers a unique combination of technical knowledge and efficiency in the provision of legal services. The firm encourages academic excellence and the continuous legal training of its members. Many of its lawyers hold doctoral and master’s degrees in Law, with books and articles published in Brazil and abroad.
Brasília Headquarters
São Paulo Headquarters
Curitiba
Rua Visconde do Rio Branco, 237
Curitiba/PR – CEP 80410-000
Tel.: +55 41 3017.1800
Curitiba
Rua Visconde do Rio Branco, 237
Curitiba/PR – CEP 80410-000
Tel.: +55 41 3017.1800
São Paulo
Rua Joaquim Floriano, 413, 11º andar
São Paulo/SP – CEP 04534-011
Tel.: +55 11 3706.1500
São Paulo
Rua Joaquim Floriano, 413, 11º andar
São Paulo/SP – CEP 04534-011
Tel.: +55 11 3706.1500
Brasília
SHIS, QL 10, Cj 07, Casa 01, Lago Sul
Brasília/DF – CEP 71630-075
Tel.: +55 61 3578.8787
Brasília
SHIS, QL 10, Cj 07, Casa 01
Brasília/DF – CEP 71630-075
Tel.: +55 61 3578.8787






















+55 41 3017.1800
+55 11 3706.1500
+55 61 3578.8787
JUSTEN.COM.BR – ©2023 JUSTEN, PEREIRA, OLIVEIRA & TALAMINI – LAW FIRM
DEVELOPED BY 220MKT