Linklaters, A&O Shearman advised on Tecpetrol’s US$750 Million notes offering. Tecpetrol is a leading participant in the oil and gas market in Argentina, and its activities include the exploration, exploitation, and transport of hydrocarbons. Tecpetrol is the second largest holder of wet gas acreage in the Vaca Muerta formation in the Neuquina basin, one of the largest shale areas in the world.

Linklaters advised Tecpetrol S.A. on its offering of US$750 million 7.625% notes due 2030. The notes were offered and sold pursuant to Rule 144A and Regulation S under the U.S. Securities Act. The offering launched on October 28, 2025, priced on October 29, 2025, and closed on November 3, 2025. The notes are expected to be listed on the Bolsa y Mercados Argentina S.A. (BYMA), and admitted for trading on the BYMA and on the Mercado Abierto Electrónico S.A.

The Linklaters deal team was led by Partners Matthew Poulter and Emilio Minvielle, alongside Associates Madeleine Bléhaut and Thomas Tiphaine-Koffman and Staff Attorney Letícia Correia. Additional tax assistance for the deal was provided by Partner Gabriel Grossman and Associates Allan Paul Talde and Flavio Amorim.

A&O Shearman advised the initial purchasers in connection with Tecpetrol S.A.’s offering of USD750m 7.625% Notes due 2030—the first international issuance by an Argentine corporate since the October mid-term elections, a milestone for Argentina’s re-engagement with global capital markets.

The A&O Shearman team was led by New York-based capital markets Partner Alejandro A. Gordano, alongside Associate Hugo Casella, visiting attorney Moises Gonzalez and business analyst Anika Pemmaraju, with tax support from Partner Lorenz Haselberger and Associate Daniel Kachmar.