Department profile
Guyer & Regules

Projects & Energy

Latin America Guide 2026 : Uruguay


Guyer & Regules

Rankings

About

Provided by Guyer & Regules

The team is the largest of its kind in Uruguay and the market leader. The firm’s compact, top-notch team is a solid pick for even the most complex deals. Guyer & Regules is “highly sought after to advise on the full range of energy and natural resources matters”, as Chambers & Partners states, with an impressive market share of infrastructure, renewables, and oil and gas transactions. The firm’s excellent and reputable team (four partners) has advised clients spanning the entire industry, from Uruguay’s first solar and wind projects to major oil and gas companies. In the infrastructure field, the firm assists sponsors and financial entities in several projects.

   

Recent highlights include:

- Assisting in several roles in the design, development and financing of almost 75% of Private Public Projects and other major infrastructure projects, like high voltage transmission lines.

- Advising its long standing clients in the renewables sector including Grupo Otegui, Hudson, Eurus, among others.

- Incomparable experience in the oil & gas downstream sector, representing Gasoducto Cruz del Sur and Axion.

- Leading the market working on potential transactions among  private generators (sellers) and industries (buyers) in the spot energy market and on the envisaged new energy transition phase on hydrogen projects for local consumption (mobility, transportation, etc.) and exportation.

Chambers Review

Provided by Chambers

Projects & Energy - Uruguay

Band 1

Band 1


What the Team is Known For

Guyer & Regules is a top-tier full-service firm with an established reputation in Uruguay. Its noteworthy bench of practitioners boasts exceptional capabilities in handling the financing and development of projects in the oil and gas, renewable energy and transportation areas. The team also provides extensive expertise assisting local and international clients with regulatory matters before the Ministry of Industry, Energy and Mining. The firm's client roster features well-known lenders, as well as high-profile sponsors.

Work Highlights

Provided by Chambers

  • Guyer & Regules assisted APA Corporation with the submission of its binding offer to ANCAP, resulting in it being the awardee of the OFF-6 offshore oil and gas exploration and exploitation block.

Strengths

Provided by Chambers

  • Guyer & Regules' team has a deep knowledge of all things Uruguay, including case law and history, local stakeholders and standard business practices. The team carries an impressive breadth and depth.

    Projects & Energy respondentLatin America
  • The team at Guyer and Regules shows solid technical knowledge, excellent personalised client service, attention to detail and empathy. They always look for the best alternatives for the client.

    Projects & Energy respondentLatin America

Notable Practitioners

Provided by Chambers

  • Band 1Juan Manuel Mercant
    Band 1Juan Manuel Mercant

    Juan Manuel Mercant

    Market-leading partner Juan Manuel Mercant is widely regarded within the projects and energy market in Uruguay. He provides extensive guidance on the financing and development of projects. Mercant also offers a wealth of knowledge in the energy sector.

    • Juan Manuel Mercant is really involved in each matter and is customer-oriented. He goes the extra mile, always thinking of the client and their needs.

      Projects & Energy respondentLatin America
    • Juan Manuel Mercant is an excellent lawyer with extensive knowledge of the energy sector.

      Projects & Energy respondentLatin America
  • Band 3Federico Piano
    Band 3Federico Piano

    Federico Piano

    Partner Federico Piano boasts remarkable skills in the Uruguayan projects and energy arena, amassing praise from commentators for his regulatory knowledge.

    • Federico Piano has an enormous wealth of experience in the projects field to draw upon, which you can tell in each interaction. He uses those tools very well and provides quick answers.

      Projects & Energy respondentLatin America
  • Band 3Federico Susena
    Band 3Federico Susena

    Federico Susena

    Co-head of department Federico Susena receives praise from interviewees due to his renowned practice advising on projects and energy issues in Uruguay.
    • Federico Susena always has very good availability. He deals with issues with ease and shows clarity in communication.

      Projects & Energy respondentLatin America
  • Associates to watchJavier Napoleone
    Associates to watchJavier Napoleone

    Javier Napoleone

    Associate-to-watch Javier Napoleone receives praise within the projects and energy market in Uruguay.

Ranked Individuals at Guyer & Regules (4)

Uruguay

Members

Provided by Guyer & Regules

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