John Haji Location
- Detroit, MI, US
John Haji Work
- 2016 - now Co-Founder @
- 2017 - now Co-Founder @
- 2025 - now Father of Three @ Haji Household
- 2019 - now Co-Founder @
- 2023 - 2025 Father of Two @ Haji Household
- 2021 - 2023 Father of One @ Haji Household
- 2014 - 2021 President and Co-Founder @ Gentleman's Box (Acquired)
- 2011 - 2014 Volkswagen Service Manager @
- 2005 - 2011 Customer Service Associate @
John Haji Education
- Grand Valley State University
Bachelor of Applied Science (BASc) (Movement Science/ Health & Fitness Education)
2006 - 2010
John Haji Summary
- John Haji, based in Detroit, MI, US, is currently a Co-Founder at SubSummit. John Haji brings experience from previous roles at SUBTA (Subscription Trade Association), Haji Household and Giving the Dollar. John Haji holds a 2006 - 2010 Bachelor of Applied Science (BASc) in Movement Science/ Health & Fitness Education @ Grand Valley State University. John Haji has 4 emails and 1 mobile phone numbers on RocketReach.
5 free lookup(s).
No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different John Haji?
Find contact details for 700 million professionals.
Top SubSummit Employees
Christopher George
Co-Founder and CEO
Detroit, MI, US
Chris Chambers
Project Manager
Traverse City, MI, US
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co