Reimagining Mental Health Q3 2023 Earnings Presentation • November 8, 2023 Forward-Looking Statements DISCLAIMERS Cautionary Note Regarding Forward-Looking Statements This presentation and related oral statements, including during any question and answer portion of the presentation, contain forward-looking statements about LifeStance Health Group, Inc. and its subsidiaries (“LifeStance”) and the industry in which LifeStance operates, including statements regarding: full-year and fourth-quarter guidance and ...