Sustainability & Governance

Environmental, social and governance (ESG) considerations are integral to our business operations and daily decision-making. We take a measured, long-term approach to ESG as we strive to find solutions that drive our purpose: to “Enable Possibility.”

Our ESG Strategy

Our business is built on long-term thinking and an established history of delivering reliable risk management expertise to our markets. ESG thinking and processes are embedded across five core areas at Arch as we engage with stakeholders and help them plan, build and grow into a sustainable future. Explore our commitment to driving the integration of material environmental and social risks and opportunities across our business.

Our Business

Integrating ESG considerations into our underwriting allows us to reduce risk and take advantage of opportunities for the benefit of our customers, shareholders and other stakeholders.

Our Operations

By actively managing ESG risks and embedding compliance, transparency, data protection and resiliency across all areas of our operations, we protect our people and the customers who entrust us with their personal information and business.

Our Investing

We believe incorporating material, nonfinancial ESG factors into investment selection and risk management has the potential to enhance long-term investment returns.

Our People

We are committed to investing in the success of our employees as individuals and professionals to create long-term sustainable growth as an organization.

Our Communities

Striving to make a difference by investing in our communities is one of Arch’s core values, woven into the fabric of our culture.

Latest Reports



Sustainability Accounting Standards Board Report

Marcy Rathman, Chief ESG Officer

Marcy Rathman, Arch’s Chief Environmental, Social and Governance Officer, is charged with coordinating the oversight and management of Arch’s ESG efforts. She was promoted to the role in May 2019, when Arch launched its formal ESG program. Prior to that, she served as an attorney for Arch for close to 20 years, supporting the General Counsel and many of Arch’s governance and compliance policies. With this background, she was well-positioned to lead and oversee the company’s ESG efforts and the annual comprehensive sustainability reports.

She joined Arch’s legal team in December of 2000 and has been a key member of the corporate legal team, providing risk management oversight, supporting Arch’s worldwide retirement savings and equity plans and enforcing our corporate governance policies. Under her guidance, Arch launched an ESG strategy and coordinated the teams and processes to support it.

 She manages a number of cross-functional teams responsible for ESG decision-making and reporting, including oversight of sustainable business practices. She works closely with the Arch’s executive leaders to enact recommendations that align with our sustainability strategy and shareholder goals. Additionally, she provides quarterly reports to the Nominating and Governance Committee of our Board of Directors.