Jack Dumoulin
Jack Dumoulin, who competed under the name John Dumoulin, is a cofounder of School of Hard KnocksSchool of Hard KnocksSchool of Hard Knocks is a business-interview media brand founded in 2021 by James Dumoulin, Jack Dumoulin and Joshua Smith, based in Austin, Texas. Its street interviews, long-form videos and podcast explore guests’ careers and business experiences. It also operates content services and the School of Mentors community.Open the full entry involved in operations, business systems and community development. He won the Excel 2016 division of the 2017 Microsoft Office Specialist World Championship.
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Key facts
July 31, 2017–August 2, 2017Excel World Championship Victory
2021Cofounding School of Hard Knocks
In 2021 he cofounded School of Hard Knocks with his brother James DumoulinJames DumoulinJames Dumoulin is a cofounder, interviewer and speaker at School of Hard Knocks, a media brand focused on entrepreneurship and business experience. He works with his brother Jack Dumoulin and cofounder Joshua Smith.Open the full entry and Joshua SmithJoshua SmithJoshua Smith, also known as Josh, is a cofounder of School of Hard Knocks whose work includes content strategy, audience growth and interviews. His public profile says he grew up in Northern Virginia and is based in Austin, Texas.Open the full entry.[3][4]
September 20, 2024Leadership and Media Entrepreneurship
He joined Braden Watt’s Beyond the Business to discuss mentors, leadership, the choice between corporate work and entrepreneurship, and building a media company. The episode description also lists street interviews, networking, entrepreneurial habits and risk among its topics.[2]
July 4, 2025Eric Adams Interview
The city transcript published that day records his questions to Eric AdamsEric AdamsEric Adams is an American politician and former police officer who served as mayor of New York City from 2022 to 2025, following service in the New York State Senate and as Brooklyn borough president. He is the author of Healthy at Last and has been interviewed by School of Hard Knocks.Open the full entry about financial literacy in schools and delegating responsibilities.[5]
Operations and Community Business
The team’s speaking agency describes his role as operations, monetization and business systems, including community and educational businesses built around the audience.[3]
Related Organizations, Websites, and Public Accounts
Related program: School of Hard Knocks. Skool: Public profile: https://www.skool.com/@jackdumoulin (opens in a new window). Instagram: Public account: https://www.instagram.com/jack_dumoulin/ (opens in a new window).[6]
Sources
- Certiport Presents the 2017 Microsoft Office Specialist World Champions (opens in a new window)
- From Excel Champion to Entrepreneurial Success w/ Jack Dumoulin (opens in a new window)
- The School of Hard Knocks (opens in a new window)
- Introduction to School of Mentors (opens in a new window)
- Transcript: Mayor Adams Appears on School of Hard Knocks Podcast (opens in a new window)
- Jack Dumoulin — Public Profile (opens in a new window)