2 Safe Harbor Statement New slide Forward-Looking Statements This presentation contains “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Words such as “believe,” “expect,” “expectations,” “plans,” “strategy,” “prospects,” “estimate,” “project,” “target,” “anticipate,” “will,” “should,” “see,” “guidance,” “outlook,” “confident,” and other words of similar meaning in connection with a discussion of future operating or financial performance may signify forward-looking statements. Forward-looking statements are not guarantees of future results and conditions, but rather are subject to numerous assumptions, risks, and uncertainties that may cause actual future results to be materially different from those contemplated, projected, estimated, or budgeted. Many factors may impact forward-looking statements of DT Midstream, including, but not limited to, the following: changes in general economic conditions, including increases in interest rates and associated Federal Reserve policies, a potential economic recession, and the impact of inflation on DT Midstream’s business; industry changes, including the impact of consolidations, alternative energy sources, technological advances, infrastructure constraints and changes in competition; global supply chain disruptions; actions taken by third-party operators, processors, transporters and gatherers; changes in expected production from Expand Energy Corporation and other third parties in DT Midstream’s areas of operation; demand for natural gas gathering, transmission, storage, transportation and water services; the availability and price of natural gas to the consumer compared to the price of alternative and competing fuels; DT Midstream’s ability to successfully and timely implement our business plan; DT Midstream’s ability to complete organic growth projects on time and on budget; DT Midstream’s ability to finance, complete, or successfully integrate acquisitions; the price and availability of debt and equity financing; DT Midstream’s ability to fund and close the pending transaction described herein (the “Pending Transaction”), the anticipated timing and terms of the Pending Transaction, DT Midstream’s ability to realize the anticipated benefits of the Pending Transaction, and DT Midstream’s ability to manage the risks of the Pending Transaction; restrictions in DT Midstream’s existing and any future credit facilities and indentures; the effectiveness of DT Midstream’s information technology and operational technology systems and practices to prevent, detect and defend against evolving cyber attacks on United States critical infrastructure; changing laws regarding cybersecurity and data privacy, and any cybersecurity threat or event; operating hazards, environmental risks, and other risks incidental to gathering, storing and transporting natural gas; geologic and reservoir risks and considerations; natural disasters, adverse weather conditions, casualty losses and other matters beyond DT Midstream’s control; the impact of outbreaks of illnesses, epidemics and pandemics, and any related economic effects; the impacts of geopolitical events, including the conflicts in Ukraine and the Middle East; labor relations and markets, including the ability to attract, hire and retain key employee and contract personnel; large customer defaults; changes in tax status, as well as changes in tax rates and regulations; the effects and associated cost of compliance with existing and future laws and governmental regulations, such as the Inflation Reduction Act; changes in environmental laws, regulations or enforcement policies, including laws and regulations relating to climate change and greenhouse gas emissions; ability to develop low carbon business opportunities and deploy greenhouse gas reducing technologies; changes in insurance markets impacting costs and the level and types of coverage available; the timing and extent of changes in commodity prices; the success of our risk management strategies; the suspension, reduction or termination of our customers’ obligations under DT Midstream’s commercial agreements; disruptions due to equipment interruption or failure at DT Midstream’s facilities, or third-party facilities on which DT Midstream’s business is dependent; the effects of future litigation; and the risks described in DT Midstream’s Annual Report on Form 10-K for the year ended December 31, 2023 and DT Midstream’s reports and registration statements filed from time to time with the SEC. The above list of factors is not exhaustive. New factors emerge from time to time. DT Midstream’s forward-looking statements are expressly qualified in their entirety by this cautionary statement and DT Midstream cannot predict what factors may arise or how such factors may cause actual results to vary materially from those stated in forward-looking statements. Any forward-looking statements speak only as of the date on which such statements are made. DT Midstream is under no obligation to, and expressly disclaims any obligation to, update or alter its forward-looking statements, whether as a result of new information, subsequent events or otherwise. Market and Industry Data This presentation includes market and industry data and forecasts that DT Midstream has obtained from industry publications, surveys, public filings and internal company sources that DT Midstream believes to be reliable, but there can be no assurance as to the accuracy or completeness of such included information. DT Midstream has not independently verified any of the data from third-party sources, nor has DT Midstream ascertained the underlying economic assumptions relied upon therein.