Rafael Briz > Mayora & Mayora, S.C. > Guatemala, Guatemala > Lawyer Profile

Mayora & Mayora, S.C.
15 CALLE, 1-04 ZONA 10, 3RD FLOOR

Work Department

Administrative Law, Corporate Law, Government Procurement, Labor Law, Telecommunications and Energy Law, Arbitration, Litigation




Rafael has been with the Firm since the beginning and is known for his unmatched knowledge of telecommunications and energy law. Over his career, in addition to energy and telecommunications ones, he has handled many corporate, labor and government contracts cases.  

Rafael is consistently recognized for his legal skills, having been selected by Chambers & Partners for the last ten years for his experience in Energy and Natural Resources, Corporate Mergers and Acquisitions, and Corporate/Commercial law. For numerous years, he has been the number one ranked attorney in Guatemala by LACCA for Arbitration. IFLR 1000 and Legal 500 place him as a Leading Lawyer in Guatemala in the practice areas of Energy and Natural Resources, Mergers and Acquisitions and Capital Markets. Who´s Who Legal has ranked him for numerous years as an expert in the area of Energy Law.


Spanish, English


Guatemalan Bar Association, International Bar Association, Spanish Chamber of Commerce in Guatemala (President)


Rafael received his law degree, Master in Business (cum laude) and Roman Law Studies and Praxeology Degree from Universidad Francisco Marroquín, the highest ranked university in the country.

Lawyer Rankings

Guatemala > Energy and natural resources/projects

(Leading individuals)

Rafael BrizMayora & Mayora, S.C.

Highlighted for its ‘strong knowledge‘ of energy and projects matters – and particularly for its ‘extensive understanding of the electricity sector‘ – Mayora & Mayora, S.C. has experience in the financing and development of infrastructure for power plants, PPAs and government bids, energy regulation, and energy-related litigation. The team acts for major local and international energy companies, with a growing number of clients in the renewable energy sector, and provides its client base with services across Central America, often working alongside its offices in El Salvador and Honduras. Rafael Briz, who has significant experience in energy and natural resources matters, leads the team, supported by senior associate Juan Carlos Foncea, a specialist in tax and administrative law who frequently advises energy distributors on challenging fines imposed by the government regulator.

Guatemala > Labour

Mayora & Mayora, S.C.‘s ‘very accessible‘ and ‘well-rounded‘ team advises on a wide range of labour matters, including labour disputes, employee terminations, employment contracts, occupational health and safety regulations, immigration issues and internal employment policies. Through his position as president of the Spanish Chamber of Commerce in Guatemala, practice head Rafael Briz is able to offer advice to a number of Spanish companies with a presence in Guatemala on matters including work and residency permits and local labour regulations. Other key clients include multinational and local companies from the healthcare, retail, pharmaceutical, technology and hotel sectors. Briz is supported by experienced senior associates Suzel Obiols and Carmen Escobar, who specialises in immigration issues.

Guatemala > Corporate and M&A

Mayora & Mayora, S.C. has ‘a lot of experience‘ in corporate and M&A matters; the firm frequently works with its offices in El Salvador and Honduras to advise on large multi-jurisdictional mergers and joint ventures in Central America. In addition, the team advises on day-to-day corporate matters and governance, as well as corporate restructurings and the establishment of new operations. Energy and pharmaceuticals are notable sectors of expertise for the firm, which has a strong track record of acting for major domestic and international clients. Claudia Pereira and Sandra Castillo, who are experienced in M&A and corporate restructurings, lead the team, supported by senior partners Eduardo Mayora and Rafael Briz, a specialist in the energy sector. Pereira and Castillo are also active members of the board of Fundación Pro Bono Guatemala, which provides free legal services, particularly to refugees and migrants. Senior associates María de la Concepción Villeda, who stands out for her corporate governance expertise, and María José Nájera are also noted.

Guatemala > Dispute resolution

The ‘ideal ally and strategic adviser‘, Mayora & Mayora, S.C.‘s strength in litigation encompasses administrative, labour, civil, commercial and constitutional disputes, with the team skilled in cross-border matters. Arbitration – particularly in relation to foreign investments and disputes in the energy and telecoms sectors – is also a key area of expertise. Leading the practice, Paola Galich has extensive litigation experience, particularly in labour law, and Rafael Briz is noted for his strength in arbitration, as well as administrative, labour, and energy and telecoms-sector litigation. They receive strong support at the senior associate level from Luis Fernando Méndez, José Ramos and Byron Deulofeu, experts in labour, civil and commercial, and IP litigation, respectively.