Ariel Ramos > Mayer Brown Mexico, S.C. > Mexico City, Mexico > Lawyer Profile

Mayer Brown Mexico, S.C.

Work Department

Ariel Ramos is a partner in Mayer Brown's Energy and Finance Practice Groups based in the firm's Mexico City office. Ariel primarily focuses on transactions related to Energy, Government Procurement, Project Development, Project Finance, EPC Contracts and Regulatory advise in those areas. He also handles, Finance, Restructuring and Corporate matters.

With 30 years of practice in Mexico, he provides advice to clients in Energy and Infrastructure Project in Mexico and Latam including international sponsors and developers, service companies, financial institutions, investment bankers and private equity funds, construction companies and governmental entities. He assists clients in the structuring, negotiations and implementation of projects, risk assessment, regulatory advice, and project contracts including, power purchase agreements (PPA), long-term service contracts (CPS), public-private partnerships (PPP), public financed works (OPF), engineering, procurement and construction contracts (EPC), operation and maintenance contracts (O&M), and fuel and gas supply and transportation agreements. He has advised on design and implementation of structures for the development and financing of infrastructure projects, including preparation of financing and security agreements; performed analysis of permits and governmental authorizations required for the development of projects and real estate transactions and on the preparation of bid proposals and the bid process.




  • The University of Texas at Austin School of Law, LLM;
    • James L. Curtis en 1994-1995, S.A.F.E. Foundation Scholarship Recipient
  • Escuela Libre de Derecho, LLB

Lawyer Rankings

Mexico > Banking and finance

Mayer Brown Mexico, S.C.’s Mexican banking & finance practice continues to represent renowned financial institutions lending in the region, and has also augmented its notable track record regarding acquisition and project financing, refinancing and restructurings. The group, which is praised for its ability to ‘innovate at all times’, has also established itself as a solid option in the fintech segment, especially for structured finance transactions. Raúl Fernández-Briseño, who has a focus on structured finance and is recommended for being able to think through issues when deals get stuck and come up with simple, logical fixes’; energy specialist Ariel Ramos; Francisco García-Naranjo, who reinforced the team with his arrival from White & Case S.C. in July 2021; senior counsel Jan Boker; and ‘detail-oriented’ associate Pablo Solórzano, are the key contacts of the team. Moreover, the practice works seamlessly with the firm’s international network of offices, which gives it a significant punch when it comes to handling cross-border work. Former associates Aldo Jáuregui and Julio Martínez left in June and September 2021, respectively.

Mexico > Energy and natural resources

(Leading individuals)

Ariel RamosMayer Brown Mexico, S.C.

The multidisciplinary team at Mayer Brown Mexico, S.C. has substantial expertise in the financing, development and regulatory aspects of large energy projects, as well as extensive experience in deep-water blocks and the upstream oil-and-gas segment in general, along with farm-out agreements related to E&P contracts. The team’s lawyers are regarded as being ‘highly knowledgeable of company’s businesses, which allows them to be efficient and time wisely resolving issues‘. The practice is co-led by Francisco Mendez who represents major international oil and gas companies on a broad range of matters, including up- mid- and downstream matters and notably including farm-ins/farm-outs in Mexico and throughout Latin America; moreover, he ‘invariably demonstrates great professionalism and practicality combined with an excellent understanding of the energy business helping to obtain efficient solutions‘. Fellow co-head Ariel Ramos is an energy and infrastructure veteran who primarily focuses on transactions related to the power, oil and gas, and energy-related infrastructure sectors, along with finance matters. The pair co-lead the international firm’s local practice in conjunction with Pablo Ferrante and José Valera in Houston. However, senior associate Julio Martínez Rivas left for Latham & Watkins LLP in New York in September 2021.

Mexico > Projects and infrastructure

Mayer Brown Mexico, S.C. can bring to bear the considerable weight of its global presence and know how to assist advising clients on all types of infrastructure transactions—from project development and finance to the purchase and sale of infrastructure assets and infrastructure companies, with experience in energy, communications, and social and recreational infrastructure, among other areas. Dividing his time between Mexico City and Houston, the team is led by Ariel Ramos who focuses on transactions related to power, oil and gas; project and energy finance; energy-related infrastructure and EPC matters.