Mister Car Wash Investor Presentation Deck

Legal Disclaimer Forward-Looking Statements This presentation (and the accompanying oral statements) includes "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking statements in this presentation (and the accompanying oral statements) include but are not limited to the Company's growth strategy, expansion efforts, expected growth and targeted Greenfield location economics. Words including "anticipate," "believe," "continue," "could," "estimate," "expect," "will," "intend," "may," "might," "plan," "potential," "predict," "seek," or "should," or the negative thereof or other variations thereon or comparable terminology are intended to identify forward-looking statements. In addition, any statements or information that refer to expectations, beliefs, plans, projections, objectives, performance or other characterizations of future events or circumstances, including any underlying assumptions, are forward-looking. These forward-looking statements are based on management's current expectations and beliefs. These statements are neither promises nor guarantees, but involve known and unknown risks, uncertainties and other important factors that may cause the Company's actual results, performance or achievements to be materially different from any future results, performance or achievements expressed or implied by the forward-looking statements, including, but not limited to: developments involving the Company's competitors and its industry; the Company's ability to attract new customers, retain existing customers and maintain or grow its number of subscription members; potential future impacts of the COVID-19 pandemic, including from variants thereof; the Company's ability to open and operate new locations in a timely and cost-effective manner; the Company's ability to identify suitable acquisition targets and consummate such acquisitions on attractive terms; the Company's ability to maintain and enhance its brand reputation; the Company's reliance on and relationships with third-party suppliers; risk related to the Company's indebtedness and capital requirements; risk related to governmental laws and regulations applicable to the Company and its business; the Company's ability to maintain data and information security and prevent unauthorized access to electronic and other confidential information; and the other important factors discussed under the caption "Risk Factors" in the Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2021, as such factors may be updated from time to time in its other filings with the SEC, accessible on the SEC's website at www.sec.gov and the Investors Relations section of the Company's website at www.mistercarwash.com. These and other important factors could cause actual results to differ materially from those indicated by the forward-looking statements made in this presentation (and the accompanying oral statements). Any forward-looking statement that the Company makes in this presentation (and the accompanying oral statements) speaks only as of the date of such statement. Except as required by law, the Company does not have any obligation to update or revise, or to publicly announce any update or revision to, any of the forward- looking statements, whether as a result of new information, future events or otherwise. Market and Industry Data This presentation includes estimates regarding market and industry data that the Company prepared based on management's knowledge and experience in the markets in which the Company operates, together with information obtained from various sources, including publicly available information, industry reports and publications, surveys, the Company's customers, distributors, suppliers, trade and business organizations and other contacts in the markets in which the Company operates. Management estimates are derived from publicly available information released by independent industry analysts and third-party sources, as well as data from the Company's internal research, and are based on assumptions made by management upon reviewing such data and the Company's knowledge of such industry and markets which it believes to be reasonable. In presenting this information, the Company has made certain assumptions that it believes to be reasonable based on such data and other similar sources and on its knowledge of, and the Company's experience to date in, the markets for the services it offers. Market share data is subject to change and may be limited by the availability of raw data, the voluntary nature of the data gathering process and other limitations inherent in any statistical survey of market shares. In addition, customer preferences are subject to change. Accordingly, you are cautioned not to place undue reliance on such market share data. References herein to the markets in which the Company conducts its business refer to the geographic metropolitan areas in which it operates its locations. Non-GAAP Financial Measures This presentation includes references to non-GAAP financial measures, including Adjusted EBITDA. This non-GAAP financial measure is not based on any comprehensive set of accounting rules or principles and should not be considered a substitute for, or superior to, financial measures calculated in accordance with GAAP, and may be different from non-GAAP financial measures used by other companies. In addition, this non-GAAP financial measure should be read in conjunction with the Company's financial statements prepared in accordance with GAAP. The reconciliations of this non-GAAP financial measure to the corresponding GAAP measure should be carefully evaluated. See Appendix A for reconciliations of the Company's Non-GAAP financial measure. Mister 2

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