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Patricia Arrázola-Bustillo
Patricia Arrázola-Bustillo

Contact

patricia.arrazola@perezllorca.com
T: +57 601 319 2900 Ext. 918
Calle 67, 7-35
110231 Bogotá

Practices and Sectors

  • Corporate
  • Energy & Natural Resources
  • Infrastructure
  • Mergers & Acquisitions

Profile

Patricia has a well-established track record advising companies in the mining and energy sectors, as well as in the services and infrastructure industries. Since 1989, she has been involved in key transactions, including Colombia’s major power sector privatizations, where she represented investors on legal, regulatory, and financial matters. Her experience also includes advising multinational mining companies on corporate, regulatory, and M&A matters, positioning her as a leading figure in the sector thanks to her strategic vision and deep technical expertise.

Studies:

  • Strategic Directions for International Practice, Bar Association of New York.
  • Commercial Law, London Chambers of Commerce and Industry.
  • Specialization in Corporate Law, Universidad Javeriana.
  • Commercial Processes and Procedures. The New Procedural Reforms, Bogotá Chamber of Commerce and Colegio de Abogados Comercialistas.
  • The New Administrative Procedure, Bogotá Chamber of Commerce and Universidad de los Andes.
  • Jurisprudence, Universidad del Rosario.

Her working languages are Spanish and English.

Experience

Patricia began her legal career at the Bogotá Chamber of Commerce, where she worked in the Legal Vice Presidency, and later joined a law firm specializing in foreign trade matters. In 1993, she joined Pérez-Llorca, and since 2000, she has been a partner.

She has advised on the structuring, sale, and acquisition of electric power companies and played a key role in various privatization processes in Colombia’s energy sector. Her experience includes permanent legal and regulatory counsel to major thermal power generators on the Atlantic coast, as well as advisory work for projects such as Calamarí LNG S.A. E.S.P. and Colombia’s first gas regasification plant. She has also advised on mineral transportation projects and supported transactions such as the acquisition of Talasa by Hydro Global, as well as the legal structuring of mining companies for groups like Grupo Energía Bogotá and others involved in cross-border mining acquisitions and operations.

Professional Organisations

  • Member of the Steering Committee, The Foundation for Natural Resources and Energy Law
  • Member of PDAC – Prospectors & Developers Association of Canada.
  • Member of the Mining and Petroleum Lawyers Association.
  • Vice Chair of the Mining Committee of the International Bar Association (IBA).
  • Member of the Rosaristas Bar Association.

Recognitions

  • Leading Partner, The Legal 500 2025, Corporate – M&A, Energy & Natural Resources.
  • Banda 2, Chambers Latin America 2026, Energy & Natural Resources (Oil & Gas).
  • Chambers Latin America 2026, Energy & Natural Resources (Mining).
  • Lacca Approved 2025, Corporate/M&A
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Patricia Arrázola-Bustillo

Team

Lawyers

Practices and Sectors
Position
Office

Partner Patricia Arrázola-Bustillo

Office

Bogotá

Contact

patricia.arrazola@perezllorca.com
T: +57 601 319 2900 Ext. 918
Calle 67, 7-35
110231 Bogotá

Profile

Patricia has a well-established track record advising companies in the mining and energy sectors, as well as in the services and infrastructure industries. Since 1989, she has been involved in key transactions, including Colombia’s major power sector privatizations, where she represented investors on legal, regulatory, and financial matters. Her experience also includes advising multinational mining companies on corporate, regulatory, and M&A matters, positioning her as a leading figure in the sector thanks to her strategic vision and deep technical expertise.

Studies:

  • Strategic Directions for International Practice, Bar Association of New York.
  • Commercial Law, London Chambers of Commerce and Industry.
  • Specialization in Corporate Law, Universidad Javeriana.
  • Commercial Processes and Procedures. The New Procedural Reforms, Bogotá Chamber of Commerce and Colegio de Abogados Comercialistas.
  • The New Administrative Procedure, Bogotá Chamber of Commerce and Universidad de los Andes.
  • Jurisprudence, Universidad del Rosario.

Her working languages are Spanish and English.

Experience

Patricia began her legal career at the Bogotá Chamber of Commerce, where she worked in the Legal Vice Presidency, and later joined a law firm specializing in foreign trade matters. In 1993, she joined Pérez-Llorca, and since 2000, she has been a partner.

She has advised on the structuring, sale, and acquisition of electric power companies and played a key role in various privatization processes in Colombia’s energy sector. Her experience includes permanent legal and regulatory counsel to major thermal power generators on the Atlantic coast, as well as advisory work for projects such as Calamarí LNG S.A. E.S.P. and Colombia’s first gas regasification plant. She has also advised on mineral transportation projects and supported transactions such as the acquisition of Talasa by Hydro Global, as well as the legal structuring of mining companies for groups like Grupo Energía Bogotá and others involved in cross-border mining acquisitions and operations.

Professional Organisations

  • Member of the Steering Committee, The Foundation for Natural Resources and Energy Law
  • Member of PDAC – Prospectors & Developers Association of Canada.
  • Member of the Mining and Petroleum Lawyers Association.
  • Vice Chair of the Mining Committee of the International Bar Association (IBA).
  • Member of the Rosaristas Bar Association.

Recognitions

  • Leading Partner, The Legal 500 2025, Corporate – M&A, Energy & Natural Resources.
  • Banda 2, Chambers Latin America 2026, Energy & Natural Resources (Oil & Gas).
  • Chambers Latin America 2026, Energy & Natural Resources (Mining).
  • Lacca Approved 2025, Corporate/M&A

Office

Bogotá

Contact

patricia.arrazola@perezllorca.com
T: +57 601 319 2900 Ext. 918

Calle 67, 7-35
110231 Bogotá