SmileDirectClub Investor Presentation Deck

2023 Core Business Annual Guidance. Stronger gross margin and reduced operating costs driving stronger EBITDA and reduced CapEx optimizing investment spend REVENUE COSTS & CAPITAL Between $400MM to $450MM Represents core business only Macro factors are key drivers for range of aligner orders driving revenue smile DIRECT CLUB Gross Margin: 72.0% to 75.0% • Efficiencies gained with increased aligner volumes leveraging fixed costs Adjusted EBITDA(¹1): ($35MM) to ($5MM) Range largely driven by top line revenue results Positive Adjusted EBITDA by Q3 2023 Capex: $35MM to $45MM ● One-Time Costs: $12MM to $15MM Reorganization costs which may include lease buyouts, asset impairments related to the closure of regional operating centers and SmileShops, and employee-related costs, including severance and retention payments, associated with the organizational changes ● Revenue and Adjusted EBITDA guidance represents core business only and excludes any contributions from 2023 SmileMaker Platform rollout or launch of CarePlus program (1) Adjusted EBITDA is a non-GAAP financial measure. See appendix for definition of Adjusted EBITDA. Prior period reconciliations are available in historical SEC filings at https://investors.smiledirectclub.com/financial-filings/sec-filings. 32

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