Leah Seligmann

Leah Seligmann

Chief Change Catalyst and CEO, The B Team

Leah mobilizes the Leaders to catalyze a more just and sustainable world. 

Leah Seligmann is a seasoned sustainability leader who has spent her career working with CEOs and global leaders to catalyze a just, sustainable future. Leah currently serves as Chief Change Catalyst & CEO of The B Team. With nearly a decade of dedicated service to the organization, Leah has been instrumental in shaping and supporting The B Team’s agenda, working closely with B Team Leaders to amplify their impact on the global stage. Leah began her journey with The B Team by leading the collective’s work on climate and just transition. 

Leah’s belief that business can play a pivotal role in unlocking sustainability was honed during her tenure as the Chief Sustainability Officer for NRG Energy, a Fortune 200 energy company. Under her leadership, NRG was the first power producer to set a science based target and was featured on NASDAQ Global Sustainability Index’s top 100 companies. Prior to NRG, Leah was a consultant at Blu Skye Consulting, advising major companies such as Alcoa, Walmart, Staples and Microsoft on how to integrate sustainability into their business strategies. Her experience spans various industries and initiatives including energy, agriculture, carbon management, supply chain transparency, employee engagement, merchandising and retail. Leah lives in Northern California and is happiest on a river or when she is spending time in nature with her husband and two boys. 


The Speakers

Meet the thought leaders and innovators shaping the future of the well-being economy.



Beatrice of York

Founder, By-Eq Limited and Trustee & Co-Founder, The Big Change Charitable Trust


Omar Ben Yedder

Group Publisher and MD, IC Publications


Amanda Xu

Practitioner, OCTAVE Living


Will.i.am

Founder, FYI


Frederic Werner

Chief Strategy and Ops, AI for Good, ITU


Sam Warach

Founder, NextStep Health and Angel Investor


Kaye Vitug

Co-Founder and Co-CEO, Unlocking Eve


Adela Villanueva

Co-Founder and Managing Partner, TIO (The Impact Office)