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Diamond Challenge
by Horn Entrepreneurship, University of Delaware
A global entrepreneurship competition where high school students develop innovative business or social venture ideas and compete through written submissions and pitch presentations.
Eligibility: Open to teams of 2–4 high school students aged 14–18 worldwide
Cost: No entry fee
Benefits: Teams compete for a US$100,000 prize pool, receive mentorship, networking opportunities, and global recognition. Finalists compete at the Limitless World Summit.
Location: Online
Duration: Approximately 7 months (September–April competition cycle)
Deadline: 14/01/2027
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