Department profile
Demarest Advogados

Energy & Natural Resources: Oil & Gas

Global Guide 2026 : Brazil


Demarest Advogados

Rankings

About

Provided by Demarest Advogados

The Oil & Gas area is formed by highly qualified professionals with an extensive national and international experience. Our team is able to assist our clients in each stage of the Oil & Gas industry.

Based in Rio de Janeiro, Demarest's Oil & Gas team works very close to our main clients and regulatory agency.

Among the activities of Demarest's Oil & Gas area, the following stand out:

  • Consulting services in all legal areas connected with the industry, especially corporate, contract, tax, environmental and, above all, regulatory matters;​P​articipation in bid rounds conducted by the National Agency of Petroleum, Natural Gas and Biofuels (ANP);
  • Assistance in the formation of consortium and preparation of typical agreements for the exploitation and production activities;
  • Representation of our clients before ANP and other Brazilians governmental entities;
  • Participation in transactions for acquisition of concessionaires, assignment of concession rights (farm-in/farm-out) and related contracts;
  • Assistance in the drafting of services and supply agreements in different stages of the Oil & Gas industry;
  • Structuring of financing and large engineering projects (“EPC”)

Industries (8)

  • Banks
  • Chemicals
  • Commercial & Professional Services
  • Energy
  • Financial Services
  • Government
  • Insurance
  • Telecommunications

Chambers Review

Provided by Chambers

Energy & Natural Resources: Oil & Gas - Brazil

Band 4

Band 4


What the Team is Known For

Demarest Advogados regularly handles transactional oil and gas matters, such as M&A for E&P companies. It also advises on contractual matters, including service agreements. The team provides expert regulatory advice to its clients, as well as offering experience in bidding deals. Its capabilities span the upstream and midstream sectors.

Work Highlights

Provided by Chambers

  • Demarest advised Maha Energy on the acquisition 5% of capital stock of 3R Petroleum Óleo e Gás, worth approximately USD69 million.

Strengths

Provided by Chambers

  • Speed, knowledge of the sector and flexibility: Demarest has it all. Its experienced team is involved in the oil and gas themes close to our business and its response was always quick and adequate.

    Energy & Natural Resources: Oil & Gas respondentGlobal
  • Demarest exceeded expectations meeting complex demands. The team has professionals with a high level of legal technical knowledge.

    Energy & Natural Resources: Oil & Gas respondentGlobal
  • The firm offers high-quality services, following best practices and aligning with the client's strategy. Demarest's lawyers are skilled, accessible and offer clear communication.

    Energy & Natural Resources: Oil & Gas respondentGlobal

Notable Practitioners

Provided by Chambers

  • Band 3João Luis Ribeiro de Almeida
    Band 3João Luis Ribeiro de Almeida

    João Luis Ribeiro de Almeida

    João Luis Ribeiro de Almeida is noted for his fluid handling of transactional and regulatory matters for oil and gas sector clients. His expertise also covers capital market deals in the sector.

    • João Almeida can work on strategic issues, tapping into his experience to implement innovative solutions.

      Energy & Natural Resources: Oil & Gas respondentGlobal
    • Expertise and leadership are key components of João's handling of sensitive and successful projects.

      Energy & Natural Resources: Oil & Gas respondentGlobal
    • A professional with extensive experience who's attentive to the transformations of the sector, João is always willing to contribute objectively in the search for the best solution for the company.

      Energy & Natural Resources: Oil & Gas respondentGlobal
  • Band 4David Meiler
    Band 4David Meiler

    David Meiler

    David Meiler is frequently sought after by oil and gas clients who need regulatory and contractual advice, including licensing and government approvals.

    • We deeply trust David Meiler's professional ability.

      Energy & Natural Resources: Oil & Gas respondentGlobal
    • David is an incredibly knowledgeable lawyer in the energy industry and stands out for his collaborative style. By getting others' perspectives, he gets the best work and most innovative solutions.

      Energy & Natural Resources: Oil & Gas respondentGlobal

Ranked Individuals at Demarest Advogados (2)

Brazil

Members

Provided by Demarest Advogados

Demarest Advogados has rankings in the following guides

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