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Terras is a global network of senior leaders driving the future of sustainability.

Terras is a global network for leaders committed to climate action

Terras connects senior leaders across business, finance, policy, and philanthropy through intimate gatherings and invite-only membership.

Inside Terras

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Curated network

Invite-only membership and events uniting senior leaders across business, finance, policy, and philanthropy.

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Quality over quantity

Year-round connections through tailored introductions, member calls, and city meetups.

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Intimate scale

Small, highly selective gatherings designed to foster trust and meaningful exchange.

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Confidential by design

Off-the-record conversations in a distraction-free setting where leaders speak openly.

About Terras →

Why leaders choose Terras

Trusted community

A curated network of senior leaders driving meaningful climate action and collaboration.

Strategic exchange

Terras members access unique conversations, gatherings, expert insights, and peer learning.

Real-world collaboration

In-person events, city meetups that foster trust, momentum, and long-term partnerships.

Trusted by senior sustainability leaders from

Terras at a glance

250+

Senior leaders

80

Leaders per gathering

1

Trusted community

Meet the Terras members

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Nancy Mahon

Chief Sustainability Officer at Estée Lauder

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Michael Kobori

Fmr. Chief Sustainability Officer, Starbucks

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Anisa Kamadoli Costa

Chief Sustainability Officer at Rivian President & Trustee of Rivian Foundation

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Gregg Meyer

Chief Sustainability Officer at Steve Madden

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Teresa Johnson

Partner at WilmerHale

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Robert H. Edwards Jr.

Managing Director at Hamilton Clark

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Iris Van der Veken

Executive Director at WJI 2030

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Kurt Harrison

Founder and Co-Head, Global Sustainability Practice at Russell Reynolds Associates

What unites us

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Confidentiality

What is shared in the room stays in the room.

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Reciprocity

We give as much as we receive. 
No solicitation.

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Cross sector collaboration

Progress comes from cooperation across sectors.

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Purpose with perspective

Impact is strongest when values and business align.

"Terras is a truly outstanding experience."

Nancy Mahon – Chief Sustainability Officer at Estée Lauder

"Terras is an exceptional experience for true connection and understanding with world-class leaders."

Michael Kobori, fmr. Chief Sustainability Officer at Starbucks

"Terras has shown itself to be a meaningful and beautiful community."

Anisa Kamadoli Costa, Chief Sustainability Officer at Rivian and President & Board Trustee at the Rivian Foundation

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What leaders say about Terras

Organizations represented at Terras

Executives from leading companies are active across Terras memberships and gatherings worldwide.

Terras member insights

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When the rules diverge, the leaders must converge

About Terras

Marvin Rottenberg

CEO & Founder, Terras

Two ways to experience Terras