Low Carbon Energy Solutions Investor Update

Recent Developments . • Acquisition of Certarus closed on May 31st • Certarus achieved record Q1 2023 Adjusted EBITDA¹ of $63 million Certarus now expects 2023 Adjusted EBITDA¹ in the range of $175 million to $185 million Superior increased the 2023 Pro Forma Adjusted EBITDA¹ range to $620 million to $660 million On April 3, 2023, Allan MacDonald started as President and CEO Integration of Kamps and Quarles acquisitions are on schedule with realized synergies expected in 2023 CERTARUS Low Carbon Energy Solutions 2755 2121 9825 CERTARUS Low Carbon Energy Solutions Superior Plus See end notes for further information LO 5

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