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David Sinkinson

Co-Founder of AppArmor

David Sinkinson is the co-founder of AppArmor, a company that develops custom-branded safety apps and emergency notification systems.14 He founded AppArmor in 2011 with his brother Chris Sinkinson.2 The company grew to become a leader in mobile safety solutions, serving over 250 universities in Canada and the US.1

David's entrepreneurial journey began while he was a student at Queen's University in Ontario, Canada. As a member of the Campus Safety Working Group, he identified the need for improved safety infrastructure and proposed the idea of a custom-branded safety app.4 This led to the creation of AppArmor's first product, the SeQure app, which is still used at Queen's University.2

Under David's leadership, AppArmor experienced significant growth:

  1. The company achieved a five-year revenue growth of 400%, placing it at No. 192 on Canadian Business' Growth List of Canada's fastest-growing companies for 2020.2
  2. AppArmor bootstrapped to $6 million in annual recurring revenue (ARR) with substantial profits.1
  3. In February 2022, AppArmor was acquired by Rave Mobile Safety for $40 million.13

David's educational background includes:

  • An MBA from Queen's University's Smith School of Business, where he was voted valedictorian for his year.4
  • An undergraduate degree (Artsci'11) from Queen's University.2

After the acquisition, David served as VP of Mobile at Rave Mobile Safety from February 2022 to April 2023.5 He is known for his leadership style, which he describes as empathetic, and values loyalty, resilience, and hard work.4

Highlights

David and Chris Sinkinson, AppArmor | Practical Founders Podcast
David and Chris Sinkinson, AppArmor | Practical Founders Podcast
Aug 18 · smith.queensu.ca
David Sinkinson | Smith Magazine
Jun 28 · builttosell.com
How David Sinkinson Bootstrapped AppArmor to a $40M Exit ...
How David Sinkinson Bootstrapped AppArmor to a $40M Exit ...
Jun 27 · youtube.com
Ep448 How David Sinkinson Bootstrapped AppArmor to a $40M Exit ...
Ep448 How David Sinkinson Bootstrapped AppArmor to a $40M Exit ...
Meet the Co-Founder of AppArmor: Dave Sinkinson
Meet the Co-Founder of AppArmor: Dave Sinkinson
Rave Acquires AppArmor to Extend Leadership in Response Solutions

Related Questions

What inspired David Sinkinson to create the SeQure app?
How did David and Chris Sinkinson manage to bootstrap AppArmor to $6 million ARR?
What challenges did David and Chris face when developing AppArmor?
How did the acquisition by Rave Mobile Security impact AppArmor's growth?
What are some innovative solutions AppArmor has developed for safety and emergency response?
David Sinkinson
David Sinkinson, photo 1
David Sinkinson, photo 2
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Location

Toronto, Ontario, Canada