Ms Ana Teresa Rizo > Arias > Managua, Nicaragua > Lawyer Profile

The powerhouse team at regional firm Arias remains a market leader, bringing strength to advising major financial institutions and multinational corporations on a comprehensive range of matters, including high-value, cross-border M&A, joint ventures, project finance, antitrust, compliance, concessions and credit agreements. The firm’s broad client base spans sectors ranging from banking, apparel, tech, financial services, and food and beverages to pharmaceuticals, energy, telecoms and professional services. The team is led by managing partner and foreign investment authority Ana Teresa Rizo; Bertha Argüello, an expert in financial regulatory compliance; Gustavo-Adolfo Vargas, a specialist in advising multilateral institutions on the granting of credits, including the structuring and negotiation of agreements; and Rodrigo Ibarra, who handles matters involving hydrocarbons, renewable energies, ports, and infrastructure. Key support is provided at the associate level by Maryeling Guevara, who handles complex due diligence for acquisitions, and Uriel Balladares, who manages tax law and fiscal planning issues.

A heavyweight in the energy and natural resources field, regional firm Arias remains a leader in the Nicaraguan market, regularly advising major multinationals seeking to develop significant wind, solar and natural gas projects in the country. The firm’s comprehensive service covers matters ranging from contracts of sale and supply, high-value bond issuances and facility agreements to permits and authorisations, concession contracts, lease agreements and due diligence. The team is led by Rodrigo Ibarra, a specialist in project finance. Other key figures include office managing partner and foreign investment adviser Ana Teresa Rizo and Gustavo-Adolfo Vargas, who brings expertise in high-value, cross-border M&A to transactions the energy space.

Formed following the split of pioneering Central American firm Arias & Munoz, Arias has a well-established network of seven offices in the region, spread across Guatemala, El Salvador, Honduras (where it has branches in both Tegucigalpa and San Pedro Sula), Nicaragua, Costa Rica and Panama. The firm has a long history of handling high-profile local and international M&A and financial transactions, acting for an impressive roster of multinationals, global financial institutions and leading regional banks. Diego Gallegos, who has expertise in asset and project finance, and Vicente Lines, an expert in the infrastructure and telecoms spaces, lead the finance practice in Costa Rica and are also key figures in the corporate team, where energy specialist Melania Dittel is also noted. In El Salvador, Mario Lozano is sought after for his advice on fintech and cryptocurrency issues, while Lilian Arias, the M&A-focused Roberta Gallardo and Luisa Rivas are among the key contacts for corporate matters. In Guatemala, Luis Pedro del Valle, who has a strong track record in cross-border M&A, took over leadership of the corporate and finance practices in April 2023. The highly experienced Evangelina Lardizábal steers the corporate and finance teams in Honduras alongside Mario Agüero, while in Nicaragua Ana Teresa Rizo, a go-to partner for foreign investments, Bertha Argüello, Gustavo-Adolfo Vargas and Rodrigo Ibarra, a specialist in the energy sector, are the names to note. María Cristina Fábrega takes the lead on M&A and financial transactions in Panama.