Sarah Personette Appointed to LifeStance Board of Directors

Director William Miller to Step Down

SCOTTSDALE, Ariz., Aug. 22, 2025 /PRNewswire/ -- LifeStance Health (NASDAQ: LFST), one of the nation's largest providers of outpatient mental health care, today announced the appointment of Sarah Personette, an accomplished customer experience, media and technology executive, to the company's board of directors, effective today. William Miller, Wellsky Chairman and CEO, will step down from the board after five years of service.

"Sarah's longstanding focus on understanding consumer behavior to improve the customer experience parallels our commitment to delivering patient-centered care," said Dave Bourdon, CEO, LifeStance Health. "We look forward to having her perspective and leadership as we continue strengthening and streamlining every step of the patient journey at LifeStance."

Personette brings to LifeStance more than 20 years of experience delivering exceptional customer experiences for some of the world's most influential brands. Currently, she serves as the CEO of Puck, a journalist-owned media platform. Previously, she served as Chief Customer Officer at the social platform X (formerly known as Twitter), overseeing global revenue, customer relationships and business operations. Prior to X, Personette was the Chief Operating Officer of Refinery29, where she oversaw the company's marketing and sales efforts. Earlier in her career, she served as the Vice President of Facebook's Global Business Marketing, overseeing a 500-person team responsible for promoting Facebook's advertising products to current and potential customers. She also held senior roles at leading advertising agencies including Universal McCann Worldwide and Starcom Mediavest Group.

"On behalf of the entire board, I also want to thank Bill for his dedication and leadership over the last five years," said Bourdon. "He played an important role in advancing our organization's mission during his tenure on the board, and we greatly appreciate his many contributions to LifeStance."

About LifeStance Health
Founded in 2017, LifeStance (NASDAQ: LFST) is reimagining mental health. We are one of the nation's largest providers of virtual and in-person outpatient mental health care for children, adolescents and adults experiencing a variety of mental health conditions. Our mission is to help people lead healthier, more fulfilling lives by improving access to trusted, affordable and personalized mental healthcare. LifeStance and its supported practices employ approximately 7,700 psychiatrists, advanced practice nurses, psychologists and therapists and operate across 33 states and more than 550 centers. To learn more, please visit www.LifeStance.com.

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SOURCE LifeStance Health