Disclaimer Nasdaq: ARQ Q1 2025 Earnings Call May 7, 2025 This presentation contains forward-looking statements within the meaning of Section 21E of the Securities Exchange Act of 1934, which provides a "safe harbor" for such statements in certain circumstances. When used in this presentation, the words "can," "will," "may," "intends," "expects," "anticipates." "continuing," "believes," similar expressions and any other statements that are not historical facts are intended to identify those assertions as for ...

Delivered 25% YoY revenue growth driven by PAC business turnaround Achieved 8th straight quarter of double-digit YoY ASP growth, strong gross margins of 36.4%, 4th consecutive quarter of positive Adjusted EBITDA and positive net income for the quarter Signed second largest PAC contract in Arq’s history, evidencing sustainability and value of foundational business Updating timing for first commercial GAC production at Red River to end of Q2 or early Q3 2025 Appointed Jay Voncannon as Chief Financial Officer ...