John Banner - Product School Instructor
Guarantee Speaker

John Banner

Chairman, Sphere & Widr Inc

Ranked by Forbes in 30under30, John is known as one of the most successful entrepreneurs in Europe. He currently holds the position of Chairman of Widr and Sphere, raising funds and making impressive partnerships. At the beginning of his career, John gathered experience working for 3 years as an engineer at

Cafom Distribution where he was responsible to manage and interconnect 30+ offices and lead contract negotiations. As an engineer, he developed a very broad set of skills, as focused on facts and data-driven, that helped him to reach success in his professional life. After working as an engineer, John followed his entrepreneurial spirit and he is currently the CEO and Founder at Sphere, a startup that has created the technology to anticipate the best connections among guests during events. Furthermore, he is part of the Board of Directors at MEDEF, where he is in charge of facilitating communication between the Ministry of Digital and other institutions and he is also Chairman at Widr, a technology startup that promises to change the social network market. Besides his professional success, John also contributes as an Active Member to Rotary International helping to give access to education worldwide.

Featured Experience

More from John Banner

Your Product Management Certificate Path

Get certified and propel your product management career forward with our live online courses. With our selection of senior-level product managers from the world’s leading companies, you’ll stay engaged with live discussions, group exercises, one-to-one discussions, and career mentorship.
Product Manager Certificate™
Product Manager Certificate™

"Get your first product
management job"

Product Leader Certificate™
Product Leader Certificate™

"Move up the product
management ladder"

Product Executive Certificate™
Product Executive Certificate™

"Join the C-Suite"

Choose your career goal

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