NEWPORT BEACH, Calif. – December 7, 2021 – Clean Energy Fuels Corp. (NASDAQ: CLNE)
announced today that Karine Boissy-Rousseau, Senior Vice President New Mobility and
Marketing at TotalEnergies, has been appointed to the Board of Directors effective immediately
to replace Phillipe Charleux, who had served on the Board of Directors since February 2020.

“As a highly respected and seasoned executive with significant experience in renewable fuels,
we look forward to Karine’s engagement and assistance in guiding our objectives,” said Clean
Energy Board of Directors Chairman Stephen Scully. “We are fortunate to have her join us, and I
am confident that Karine will make an important and positive impact as renewables is such an
important part of our business.”

Ms. Boissy-Rousseau has served as Senior Vice President New Mobility and Marketing of
TotalEnergies since September 1, 2021. Before that, Ms. Boissy-Rousseau was President of Air
Liquide Hydrogen Mobility & Energy, where she led the development of hydrogen activities in the
transportation sector for North America since 2019. Prior to that, she was Managing Director of
Air Liquide Benelux Industries from 2016 to 2019 and General Manager of Air Liquide France
Industries in Paris from 2012 to 2016.

“I am extremely proud to join the Clean Energy Board of Directors as the company continues to
advance in both the production and sales of RNG in North America,” stated Ms. Boissy-Rousseau.
“I look forward to working alongside my fellow directors and company management to continue
to champion RNG, a clean and sustainable vehicle fuel which can address climate issues and
move towards achieving carbon neutrality.”

Ms. Boissy-Rousseau holds a Master’s degree in Chemical Engineering and a Master’s degree in

About Clean Energy
Clean Energy Fuels Corp. is the country’s largest provider of the cleanest fuel for the
transportation market. Our mission is to decarbonize transportation through the development and
delivery of renewable natural gas (RNG), a sustainable fuel derived from organic waste. Clean
Energy allows thousands of vehicles, from airport shuttles to city buses to waste and heavy-duty
trucks, to reduce their amount of climate-harming greenhouse gas. We operate a vast network of
fueling stations across the U.S. and Canada. Visit and follow
@ce_renewables on Twitter.

Clean Energy Contact:

Raleigh Gerber

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