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Tortoise Network

The Responsible Energy Network

A global community of CEOs, investors and innovators leading the energy transition

A forum for candid discussion of the contested arguments around climate change, energy security and global prosperity.

Our members represent billions of dollars in energy infrastructure and investment capital, with the capacity and the impetus to drive real change within the fossil fuel and renewables industries.


Upcoming events


The Responsible Energy Forum Spring Dinner @ Spencer House

Tuesday 5 April 18:00 – 20:00 GMT


REF Member Roundtable

Tuesday 26 April 12:00 – 13:00 BST

Past events


The Responsible Energy Forum at Waddesdon

Wednesday 21 April 2021

Benefits of membership

The Responsible Energy Forum at Waddeson

Our flagship annual Forum brings together CEOs, investors, innovators and policy makers, to devise solutions that meet the twin priorities of the energy industry: a future of affordable, reliable energy supply and delivery of an effective climate agenda.

Invitation-only ThinkIns

Virtual roundtables tackling key topics of conversation and debate on the global energy transition. Exclusively for our network members and invited experts.

Networking dinners

Biannual dinners exclusively for members and invited experts. Hosted in sophisticated venues around London and internationally.

Editor’s Note – member newsletter

Hear from industry experts and members, who share perspectives and insights on what’s happening and what’s interesting within the energy transition agenda.

Let me repeat my appreciation for the great organization, hospitality, and the amazing depth and candour of the conversations during the event

In partnership with

Network members

Contact us to become a member

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+44 (0) 7949 052387

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+44 (0) 7787 723710