Investor Presentaiton

FORWARD-LOOKING STATEMENTS This presentation contains "forward-looking statements" within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended, relating to, among other things, the future performance of Sientra, Inc. (the "Company") that are based on management's current assumptions and expectations of future events and trends and involve risks and uncertainties. All statements other than statements of historical fact are forward-looking statements. The words "believe," "may," "might," "could," "will," "aim," "estimate," "continue," "anticipate," "intend," "expect," "plan," or the negative of those terms, and similar expressions that convey uncertainty of future events or outcomes are intended to identify estimates, projections and other forward-looking statements. Forward-looking statements are made only as of the date of this release. The words "believe," "may," "might," "could," "will," "aim," "estimate," "continue, "anticipate,” “intend," "expect," "plan," "position," or the negative of those terms, and similar expressions that convey uncertainty of future events or outcomes are intended to identify estimates, projections and other forward-looking statements. Forward-looking statements may include information concerning the Company's priorities for 2021, the impact of the COVID-19 pandemic on the Company and its operations, the Company's possible or assumed future results of operations, including descriptions of the Company's revenues, profitability, outlook and overall business strategy. Such statements are subject to risks and uncertainties, including the closing and audit of the Company's financial statements which audit is not yet complete and the preliminary estimates presented here could differ from the final audited financial statements presented by the Company, the scope and duration of the COVID-19 pandemic, the Company's ability to recapture delayed procedures resulting from the COVID-19 pandemic, the positive reaction from plastic surgeons and their patients to the Company's products, the ability to meet consumer demand, the growth of the sale of bioTips, and the Company's ability to manage its operating expenses and cash balance. Additional factors that could cause actual results to differ materially from those contemplated in this presentation can be found in the Risk Factors section of the Company's public filings with the Securities and Exchange Commission. You are cautioned not to place undue reliance on these forward-looking statements, and such estimates, projections and other forward-looking statements speak only as of the date they were made, and, except to the extent required by law, the Company undertakes no obligation to update or review any estimate, projection or forward-looking statement. Actual results may differ from those set forth in this presentation due to the risks and uncertainties inherent in the Company's business. sientra. 2

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