Adjunct Professor of the Women's Leadership Lab at Duke University; Co-Founder & Former CEO of Houseparty; Former CEO of WeightWatchers

Durham, NC, USA
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Sima Sistani Biography

Sima Sistani has an expansive career that spans across multiple industries. She held the position of Chief Executive Officer of WeightWatchers from March 2022 to October 2024 and was the co-founder and CEO of Houseparty, part of Epic Games, from May 2015 to March 2022. Prior to that, she served as Head of Media at Tumblr from January 2014 to May 2015 and Director of Mobile Growth at Yahoo! from November 2011 to 2014. Currently, she balances multiple roles, including an Adjunct Professor at Duke University and a member of the Board of Directors for Best Buy.

Alongside her professional roles, Sistani has showcased her leadership and business acumen in a variety of ways. She was recognized by The Aspen Institute in March 2023, receiving the title of a Henry Crown Fellow, an accolade given to entrepreneurial leaders committed to societal improvement. Additionally, she received the "Risk taker" award from CNN in October 2023 and was honored as a Changemaker by CNBC in February 2024. Her participation as a judge in Duke University's annual pitch competition, "The Grind", further demonstrated her keen insight and expertise.

With an MBA from Northwestern University - Kellogg School of Management, Sistani has a strong foundation in Marketing Management, Mobile Applications, and Leadership.

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Speaker profile last updated by AAE Talent Team on 01/09/2026.

Sima Sistani Videos

Sima Sistani - 2023 HLTH Las Vegas

Sima Sistani - 2023 HLTH Las Vegas

WeightWatchers CEO Sima Sistani spoke as an advocate for people living with obesity who have not always received the right care.

Sima Sistani - "Hot Smart Rich" Podcast

Sima Sistani - "Hot Smart Rich" Podcast

Sima Sistani on the Ozempic backlash, & what Ii cost her.

  • How do I book Sima Sistani to speak at my event?

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  • What topics does Sima Sistani speak about?

    Sima Sistani is a keynote speaker and industry expert whose speaking topics include Business, Business Leadership, Empowerment, Female Leadership, Health & Wellness, Influential Women, Inspirational, Nutrition, Personal Growth, Women, Women in Business
  • Where does Sima Sistani travel from?

    Sima Sistani generally travels from Durham, NC, USA, but can be booked for private corporate events, personal appearances, keynote speeches, or other performances. For more details, please contact an AAE Booking agent.
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Sima Sistani is a keynote speaker and industry expert who speaks on a wide range of topics. The estimated speaking fee range to book Sima Sistani for your event is available upon request. Sima Sistani generally travels from Durham, NC, USA and can be booked for (private) corporate events, personal appearances, keynote speeches, or other performances. Similar motivational celebrity speakers are Ema Dantas, Tammy Sun, Bethanie Baynes, Shirin Behzadi and Carolyn Witte. Contact All American Speakers for ratings, reviews, videos and information on scheduling Sima Sistani for an upcoming live or virtual event.

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