March 15, 2024 - CONSOL Energy Inc. ("CONSOL Energy," NYSE: CEIX) has released its 2023 Corporate Sustainability Report, "Here Today AND Tomorrow" and is available for download at www.consolenergy.com/sustainability.

The report provides an update on the Company's ongoing sustainability and operational initiatives focused on innovating for the energy economy today and beyond during the fiscal year ended December 31, 2023, including:

• Achieving record free cash flow¹ and our goal of deriving more than 50% of revenue from non-power generation sales.
• Maintaining an environmental compliance rate exceeding 99.9%, for the 11th consecutive year;²
• Leveraging key partnerships to support CONSOL Energy's stated greenhouse gas emissions reduction goals;
• Surpassing 1,000,000 safe working hours at the CONSOL Marine Terminal;
• Achieving a Total Recordable Incident Rate (TRIR) that is 33% better than MSHA Industry Averages;³
• Expanding CONSOL Innovations, a wholly owned subsidiary focused on developing and commercializing advanced carbon-based products and carbon management technologies;
• Acquiring the assets of Touchstone Advanced Composites (TAC), an innovative composite tooling supplier for the aerospace industry, specializing in producing tools from CFOAM carbon foam; and
• Launching the Not So Fast public awareness campaign, advocating for a more measured, analytical, and moral approach to our nation's energy policies. We invite you to learn more at theCOALhardtruth.com.

"2023 was an outstanding year for the CONSOL Energy team, on multiple fronts. From record financial performance to achievement of our revenue diversification goal, we continue to demonstrate the flexibility of our operations and product, as well as our ability to consistently create value. This level of performance also catalyzes execution of our strategic priorities, including continued investment in our sustainability, technology, and innovation initiatives throughout the year," said CONSOL Energy Chief Executive Officer, Jimmy Brock. "I am incredibly proud of our team's commitment to continuous improvement, and I am excited to share our positive vision for the future." The Company is confident in its role as a responsible coal provider and a necessary part of the energy mix today AND tomorrow.

About CONSOL Energy Inc.

CONSOL Energy Inc. (NYSE: CEIX) is a Canonsburg, Pennsylvania-based producer and exporter of high-Btu bituminous thermal coal and metallurgical coal. It owns and operates some of the most productive longwall mining operations in the Northern Appalachian Basin. CONSOL Energy's flagship operation is the Pennsylvania Mining Complex, which has the capacity to produce approximately 28.5 million tons of coal per year and is comprised of 3 large-scale underground mines: Bailey Mine, Enlow Fork Mine, and Harvey Mine. CONSOL Energy recently developed the Itmann Mine in the Central Appalachian Basin, which has the capacity when fully operational to produce roughly 900 thousand tons per annum of premium, low-vol metallurgical coking coal. The company also owns and operates the CONSOL Marine Terminal, which is located in the port of Baltimore and has a throughput capacity of approximately 20 million tons per year. In addition to the ~584 million reserve tons associated with the Pennsylvania Mining Complex and the ~ 28 million reserve tons associated with the Itmann Mining Complex, the company also controls approximately 1.3 billion tons of greenfield thermal and metallurgical coal reserves and resources located in the major coal-producing basins in the eastern United States. Additional information regarding CONSOL Energy may be found at www.consolenergy.com.