These are some of the milestones that have shaped the company’s growth and the way it has incorporated environmental, social and governance criteria into its strategy.
Ternium’s evolution over the past 20 years can be understood through the changes that have consistently shaped its journey: business expansion, technological development, operational excellence, and the integration of commitments related to sustainability, climate action, safety performance, community engagement and governance. This is a look at the company’s key achievements since 2006, reflecting Ternium’s long-term vision, responsible growth and commitment to value creation.
2006: Ternium begins trading on the New York Stock Exchange (NYSE) under the ticker symbol TX.
2007: The company consolidates its presence in Mexico through the acquisition of HYLSA and IMSA, expanding its presence in the United States and Central America.
2007–2011: Ternium implements SOX audits, the Compliance Program and the first edition of its Business Conduct Policy.
2012–2015: Ternium joins the controlling group of Usiminas, inaugurates the Industrial Center in Pesquería, Mexico, and acquires Ferrasa.
2015: Ternium is recognized as a Sustainability Champion by worldsteel. That same year, the company achieves ISO 14001 certification in San Nicolás, Argentina, and OHSAS 18001 certification at its San Nicolás and Guerrero facilities.
2016: The Techgen Power Plant begins operations in Pesquería, representing an improvement in emissions compared with Mexico’s national grid.
2017: Ternium acquires a slab production facility in Rio de Janeiro and achieves ISO 50001 certification.
Ternium Industrial Center in Palmar de Varela, Colombia.
2018–2022. Sustainability, Key to Ternium’s Strategy
2018: Ternium publishes its first Sustainability Report, providing a more structured approach to tracking and communicating its environmental, social and governance progress.
2019: Three years after founding the Roberto Rocca Technical School in Pesquería, Mexico, Ternium receives a Steelie Award.
2020: The Palmar de Varela plant in Colombia begins operations. That same year, Ternium achieves its first ISO 45001 certifications at Guerrero and Puebla and publishes its first Sustainability Report using GRI guidelines.
2021: Ternium announces its first decarbonization target, endorses the UN Women’s Empowerment Principles (WEPs) and starts up the Hot Rolling Mill at the Industrial Center in Pesquería.
2022: The company receives a Steelie Award for its Competences Certification Programme for Risky Tasks and earns its first EcoVadis rating, achieving a Silver Medal.
Vientos de Olavarría Wind Farm, in Argentina.
2023: Ternium announces Stage 3 of the Industrial Center in Pesquería, including a DRI-EAF facility and downstream projects. During the same period, the company earns a Triple Certification as a Best Place to Work for LGBTQ+.
2024: Ternium receives an award through worldsteel’s Safety and Health Excellence Recognition Programme and announces an expanded decarbonization target that incorporates Scope 3 emissions.
2025: Ternium starts up the Vientos de Olavarría wind farm in Argentina, a project that receives a Steelie Award. That same year, classes begin at the Roberto Rocca Technical School in Santa Cruz, Brazil.
2026: Together with Usiminas, Ternium consolidates a decarbonization target to reduce emissions intensity by 15% by 2030, up to hot-rolled products, using 2024 as the baseline and including Scope 3 emissions in categories 1 and 10. In addition, Ternium is recognized as a Sustainability Champion by worldsteel for the eighth time and receives an EcoVadis Silver Medal.
Read Ternium’s 2025 Sustainability Report here.