Let's talk.
Growthstars is a collective of radical outsiders who think big, act small, and learn fast. We'd love to meet you.

Delivered by entrepreneurs with 35+ years combined experience
All our programs are led by entrepreneurs with decades of experience mentoring and accelerating start-ups and corporate ventures.


Be the change
Mesut Celebi - New York City
founder and serial entrepreneur
Mesut is an executive coach, angel investor and serial entrepreneur. He co-founded Startupbootcamp and Innoleaps USA, and has accelerated many startups and corporate ventures.


We can't improve if
we don't
talk openly and quickly about problems
Otto Freijser - Amsterdam
senior partner venture development
Otto is a Lean Innovation Coach and former founding member of the Dutch Lean Startup Circle. In his 15 years of experience as an Intrapreneur, he has mentored and coached many leadership teams.

Embrace
and value where people
are

Amy Liu - Los Angeles
director growth & innovation
Amy is an expert in team design & transformation. She has built change instruments and facilitated mindset curriculums across corporations and scale-ups. She has a masters in psychology with a focus on social change & innovation.