Minerals Technologies Investor Presentation — August 2022

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Minerals Technologies

Forward Looking Statements and Non -GAAP

2This presentation may contain "forward ‐looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. Forward -looking statements

provide current expectations and forecasts of future events such as new products, revenues and financial performance, and are not limited to describing historical

or current facts. They can be identified by the use of words such as “believes,” “expects,” “plans,” “intends,” “anticipates,” and other words and phrases of similar

meaning. Forward -looking statements are necessarily based on assumptions, estimates and limited information available at the tim e they are made. A broad variety

of risks and uncertainties, both known and unknown, as well as the inaccuracy of assumptions and estimates, can affect the re alization of the expectations or

forecasts in these statements. Actual future results may vary materially. Significant factors that could affect the expectati onsand forecasts include the duration and

scope of the COVID -19 pandemic, and government and other third -party responses to it; worldwide general economic, business, and industry conditions, including

the effects of the COVID -19 pandemic on the global economy; the cyclicality of our customers’ businesses and their changing dema nds; the dependence of certain

of our product lines on the commercial construction and infrastructure markets, the domestic building and construction market s, and the automotive market; our

ability to effectively achieve and implement our growth initiatives; our ability to service our debt; our ability to comply w iththe covenants in our senior secured credit

facility; our ability to renew or extend long term sales contracts for our PCC satellite operations; consolidation in custome r industries, principally paper, foundry and

steel; compliance with or changes to regulation in the areas of environmental, health and safety, and tax; claims for legal, environmental and tax matters or product

stewardship issues; our ability to successfully develop new products; our ability to defend our intellectual property; the in creased risks of doing business abroad; the

availability of raw materials and access to ore reserves at our mining operations; increases in costs of raw materials, energ y, or shipping; our ability to compete in

very competitive industries; operating risks and capacity limitations affecting our production facilities; seasonality of som e of our segments; cybersecurity and other

threats relating to our information technology systems; and other risk factors and cautionary statements in our 2021 Annual R eport on Form 10 ‐K, Quarterly Reports