About us


ASSUNÇÃO CONSULTORIA is a company specialized in regulation and contracts of infrastructure regulated sectors, especially the energy sector: electricity, renewables, biofuels, natural gas and petroleum.

The staff has extensive expertise in regulatory issues, contracts and bidding.
Maria D´Assunção Costa, lead partner of the Assunção Consultoria is a lawyer, graduated by Universidade de São Paulo. Master Degree in State Law by PUC – São Paulo and Doctor´s Degree in the Instituto de Eletrotécnica e Energia of Universidade de São Paulo.

She has an extensive expertise in regulatory affairs, contracts and bidding, working as a professional in the infrastructure sector since 1981. She held in this period, numerous positions in public and private sector, which enable her to incorporate a unique experience in this important economic segment, especially with notorious specialization in matters of the energy sector.

It also adds depth and updated knowledge in amicable and extrajudicial resolution of conflicts with an emphasis on negotiation, mediation and arbitration in which has academic and practical performance. Assunção is member of the List of Mediators and Arbitrators of IBDE and FGV.
Assunção is a founding member of the Instituto Brasileiro de Estudos do Direito da Energia – IBDE – www.ibdenergia.org.br. She was President of IBDE from 2003 to 2011 and now is a member of the Deliberative Council. In addition, she is coordinating the Extension Course in Energy Law.

Participates in Natural Gas Commission of the Instituto Brasileiro do Petróleo e do Gás Natural – IBP – www.ibp.org.br