GRI Index

This report contains Standard Disclosures from the GRI Sustainability Reporting Guidelines. A list of the reported Standard Disclosures is listed below. All information is fully disclosed, unless otherwise indicated.

General Disclosures

2-1

Organizational details

The company operates in the United States and is headquartered in St. Louis, Missouri. The Doe Run Resources Corporation is a corporation, which is an indirect subsidiary of The Renco Group, Inc.

2-2

Entities included in the organization’s sustainability reporting

The Doe Run Resources Corporation’s operations, as well as the operations of its wholly owned subsidiaries.

2-3

Reporting period, frequency and contact point

Doe Run reports annually on a calendar year basis (fiscal year reporting is noted where appropriate). The report is typically published online in August. Any questions regarding reporting can be sent to Chris Neaville, director of public affairs, at cneaville@doerun.com.

2-4

Restatements of information

All significant restatements of data and information provided in earlier reports are noted in the particular report section in footnotes.

2-5

External assurance

The report is not externally assured.

2-6

Activities, value chain and other business relationships

What We Do

2-7

Employees

Workforce Summary

2-8

Workers who are not employees

Workforce Summary

2-9

Governance structure

Corporate Governance

2-10

Nomination and selection of the highest governance body

Corporate Governance

2-11

Chair of the highest governance body

Corporate Governance

2-12

Role of the highest governance body in overseeing the management of impacts

Corporate Governance

2-13

Delegation of responsibility for managing impacts

Corporate Governance

2-14

Role of the highest governance body in sustainability reporting

Corporate Governance

2-15

Conflicts of interest

Corporate Governance

2-16

Communication of critical concerns

Corporate Governance
Employment Management Approach

2-17

Collective knowledge of the highest governance body

Corporate Governance

2-18

Evaluation of the performance of the highest governance body

Corporate Governance

2-19

Remuneration policies

As a privately held company, Doe Run does not disclose this information.

2-20

Process to determine remuneration

As a privately held company, Doe Run does not disclose this information.

2-21

Annual total compensation ratio

Not reported

2-22

Statement on sustainable development strategy

Doe Run takes into consideration the three pillars of sustainability (social, economic, and environmental aspects) in company decisions with a goal of providing value to all of our stakeholders while safely operating within the intent of the law and providing a return on investments.

2-23

Policy commitments

Corporate Governance

2-24

Embedding policy commitments

Doe Run’s Employee Handbook and Standards of Business Conduct provide employment policies and guidance as to how employees should conduct themselves at work and while representing Doe Run. Doe Run’s Corporate Governance and Management Approaches set forth descriptions of other policies and practices to which the company adheres. These documents are reviewed by the executive committee and updated as appropriate.

2-25

Process to remediate negative impacts

Corporate Governance

2-26

Mechanisms for seeking advice and raising concerns

Corporate Governance

2-27

Compliance with laws and regulations

In 2024, Doe Run paid $230,203 in fines and penalties relating to compliance with environmental health and safety regulations, including stipulated penalties of $15,000 related to a 2019 agreement (revised in 2021) with the Missouri Department of Natural Resources and $215,203 related to allegations of non-compliance with various MSHA regulatory requirements.

2-28

Membership associations

The Doe Run Company participated on the boards and/or committees for a variety of industry organizations in 2024, including:
REGFORM
Associated Industries of Missouri
National Mining Association
Society of Mining, Metallurgy and Exploration
Women of the Global Battery Industry
Association of Battery Recyclers
Engineer Geoscientists Manitoba
Society of Mining Engineers

2-29

Approach to stakeholder engagement

Reporting Practice

2-30

Collective bargaining agreements

None.

Material Topics

3-1

Process to determine material topics

Reporting Practice

3-2

List of material topics

Reporting Practice

3-3

Management of material topics

Management Approaches

Economic

201-1 (G4-EC1)

Direct economic value generated and distributed

Financial Highlights (Partially Disclosed)

203-1 (G4-EC7)

Development and impact of infrastructure investments and services supported

In 2024 Doe Run provided $318,000 in community infrastructure support including subsidizing multiple tenants’ rent in a shopping center and dental office, and subsidizing the Viburnum and Herculaneum golf clubs.

204-1 (G4-EC9)

Proportion of spending on local suppliers at significant locations of operation

In 2024, Doe Run supported Missouri businesses by spending nearly 193 million dollars with 572 Missouri vendors. This accounts for 45% of total company spending.