Antofagasta PLC published its comprehensive Modern Slavery Statement for 2023, outlining extensive due diligence, supplier screening, ethical wage policies, and training programs designed to prevent modern slavery and uphold human rights in its supply chains.

Antofagasta's 2023 sustainability report details its strong corporate governance framework, transparent compliance systems, proactive human rights and cybersecurity initiatives, and notably, the absence of political donations in 2023, which collectively reduce any association with authoritarian or fascist influences.

Antofagasta PLC has entered a government-mediated negotiation process with the Centinela workers union after nearly 400 employees rejected a contract proposal. The company’s decision to engage in dialogue, despite the initial failure to meet worker demands, reflects a willingness to address labor concerns and potentially avoid a strike.

Antofagasta PLC's 2023 Sustainability Report outlines a comprehensive framework for corporate governance including robust compliance measures, transparent risk management, ethical cybersecurity practices, and effective stakeholder engagement. The report highlights initiatives such as enhanced whistleblowing channels, adherence to anti-corruption protocols, and proactive cybersecurity training, all aimed at ensuring ethical operations and safeguarding human rights.

Antofagasta PLC reached a new contract agreement at its Los Pelambres copper mine in Chile that includes wage increases, bonuses, and additional benefits to prevent a strike following nearly unanimous union support.

Antofagasta PLC spent a total of $580,000 in 2023 on federal lobbying for its Twin Metals project, even after facing legal and regulatory setbacks regarding its mineral leases. Lobbying firms including Wilmer Hale, Brownstein Hyatt, and Baker Donelson/The Daschle Group are involved, and a Twin Metals executive attended a bipartisan Senate Climate Solutions Caucus meeting to pitch the project as sustainable, indicating a coordinated effort to influence policy favorable to the company's interests.

Antofagasta PLC reached a last‐minute agreement with unionized workers at its Los Pelambres copper mine to avert a potential strike. The deal, brokered through government mediation, included a 3.4% wage increase along with a bonus totaling $19.5 million per worker under a 36‐month collective contract.

Antofagasta PLC published its Human Rights Policy which underlines its commitment to upholding international labor standards by explicitly prohibiting child, forced, and slave labour in its operations and throughout its supply chain. This policy demonstrates a proactive effort to respect human rights and prevent exploitation.

In 2023, Antofagasta PLC spent $770,000 on lobbying efforts, as reported by OpenSecrets. This significant lobbying expenditure illustrates the company’s engagement in influencing public policy, an action that raises concerns about corporate influence on democratic processes.

Antofagasta PLC detailed its Responsible Supply initiative, which in 2023 promoted local employability, increased female hiring, enhanced diversity and inclusion, and enforced rigorous supplier due diligence and ethical standards. The programme includes accelerated payment terms for SMEs, comprehensive audits for compliance with human rights and anti-slavery practices, and training initiatives in sustainability for local suppliers.

Antofagasta PLC released its modern slavery statement summary for 2023, outlining the steps it is taking to address modern slavery risks in its supply chains. This disclosure, available on the UK Modern Slavery Statement Registry, signals an effort to improve transparency and accountability in labor practices.