Media Inquiries

Members of the press, please reach out to Claire Underwood at

About Trio

Impact. Together.

Trio is a global sustainability and energy advisory company that helps large commercial, industrial and institutional organizations navigate the clean energy transition. A subsidiary of Edison International, Trio provides integrated strategy and implementation services – in sustainability, renewables, energy procurement, conventional supply, energy optimization and transportation electrification – to help the world’s largest organizations meet their strategic, financial and sustainability goals.

Our People
Trio serves some of the world’s largest businesses — including a number of the Fortune 500 and Fortune Global 500 companies — spanning the manufacturing, automotive, pharmaceutical, food and beverage, technology, logistics and real estate sectors.
Chief Executive Officer
Senior Vice President, Global Energy Advisory
President, Europe
Vice President, Strategy and Sustainability
Vice President, Sales & Marketing
00 - 00
Client Impact
General Motors
GM trailblazes an all-electric future

General Motors, the largest automaker in the U.S. is on an ambitious path to become carbon neutral by 2040. Over a 12-year partnership, we have supported GM in reaching their 100% renewable energy goals by 2025, and we're just getting started.

00 - 00
Client Impact
Net zero by 2040: Prologis’ ambitious emission reduction goals

In 2022, Prologis announced an ambitious commitment to achieve net-zero emissions across its value chain (scopes 1, 2 and 3) by 2040. Trio has been an ongoing partner in Prologis’ efforts to incorporate distributed energy resources, including supporting the company with nearly 94 MW of pending and installed solar, as well as onsite battery storage.

00 - 00
Trio by the Numbers

team members


clients in the Fortune 500 and Global Fortune 500


countries doing business in


in energy spend managed

Trio has been featured in: