Cara Williams

#68

overall

Cara Williams

Environmental Sustainability Sustainable Business

#25 most read in

Sustainable Business

Cara Williams is a Senior Partner and Global ESG and Sustainability Leader at Mercer, where she leads the firm’s global sustainability positioning and ESG strategy for multinational and wealth management clients. She previously served as Global COO within Mercer’s investment consulting business and began her finance career at Merrill Lynch. Cara holds a BA from the University of Michigan and an MBA in Finance from the University of Hartford, and serves on the Board of The German School of London. She is a member of the illuminem Leaders Cohort.

illuminem

Jul 20 2026

TOP 10 Most-Read Sustainability and Energy Thought Leaders Globally

Illuminem Voices

The grand finale is here, as we celebrate the leading voices in the sustainability field globally

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Recent publications

illuminem

Jun 22 2026

Sustainable Business · Corporate Social Responsibility

TOP 10 Most-Read Thought Leaders in Business Impact

Cara Williams

May 22 2026

Water · Nature

The blue economy: An emerging investment frontier hiding beneath the surface

Cara Williams

Apr 23 2026

Corporate Sustainability · Sustainable Business

The highlights of the illuminem Leader's Cohort in 2026

illuminem

Feb 02 2026

Public Governance · Environmental Sustainability

Inside Davos 2026: Key insights – and the best and worst of the forum

illuminem

May 13 2025

Sustainable Business · Green Tech

illuminem x HEC Paris Greentech University course: developing the next generation of sustainability leaders

The words 'dream big' written on a black wall

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