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Delivering Sustainable Impact

At ESG Strategy, we transform sustainability from a challenge into a powerful driver of business growth and resilience. Whether you’re starting from scratch or need additional leadership and capacity, we partner with you to embed sustainability into your operations for long-term impact and success.

Who We Are

At ESG Strategy, we are dedicated to guiding organisations on their sustainability journey with a team that understands ESG from the inside out. Founded by three industry leaders Lee Stewart, Ann Austin, and Mark Lyster. Our team combines decades of experience as former heads of sustainability for top global companies, bringing deep insight into what it takes to drive meaningful, lasting change. 

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We understand the challenges and opportunities unique to both large and mid-tier businesses and deliver tailored strategies to embed sustainability into your operations. By empowering your leaders and building in-house capability, we ensure sustainability becomes a core driver of growth, resilience, and long-term success

Our Mission and Values

Vision

To partner with businesses, building capability and turning sustainability into a driver of growth, resilience, and lasting value.

Mission

To transform sustainability from a cost into a driver of value,

Values

Lead with Experience, Build Together, Drive Lasting Impact, Empower Progress and Act with Integrity.

Why Choose ESG Strategy?

With over 80 years of combined experience, our team of former Heads of Sustainability and Directors brings deep expertise to every project. 

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  • We design tailored strategies to address your unique challenges

  • Deliver outcomes that are good for your business and good for the world

  • Our collaborative approach builds your team’s capability, equipping them with the tools and confidence to lead sustainability initiatives that truly make a difference.

 

Think of us as your coach, advisor, and trusted guide. We work alongside you to set and deliver sustainability plans while strengthening your team’s skills for future success. By focusing on confidence, consistency, and commitment, we ensure sustainability becomes an integral part of your business strategy creating authentic outcomes that differentiate you in the market and build long term value.

Make sustainability your winning strategy. Schedule a conversation with Lee Stewart today.  

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