Found email addresses for William Klein:
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A different William Klein?
Sign up to search for other William Klein's across our 850M+ professionals databaseWork Experience 22 years
Jan 2023 - Current
Jan 2021 - Jan 2023
Jan 2017 - Jan 2020
Jan 2016 - Jan 2017
Jan 2014 - Jan 2016
Jan 2011 - Jan 2013
Jan 2008 - Jan 2010
Jan 2007 - Jan 2008
Jan 2004 - Jan 2007
William is proficient in Catalan, English, and French. Their professional focus is A/B Testing, Cross-functional Team Leadership, and Customer Acquisition across 3 core areas.
William holds Project Management Professional (PMP)®, Eurecom Certificate, and ITIL version 3 - Foundation certifications.
Education
Master of Business Administration - MBA at University of California, Berkeley - Walter A. Haas School of Business
Masters at Ecole polytechnique fédérale de Lausanne
Bachelor of Science - BS at University of Waterloo
Frequently Asked Questions
What is William Klein's email address?
SignalHire found verified email addresses for William Klein, both business and personal. Their business email is k******m@shakeshack.com, and personal emails include g*************n@alumni.epfl.ch.What is William Klein's phone number?
SignalHire found multiple verified phone numbers for William Klein: +1-480-***-**93, and +1-480-***-**62.How do I contact William Klein at WeWard?
You can reach William Klein through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.What is William Klein's professional background?
William Klein has 22 years of professional experience. They have held roles including Product Manager, Growth, Product Manager, and Head of Growth at companies such as FitOn, glo, and Tubi. Their education includes Master of Business Administration - MBA from University of California, Berkeley - Walter A. Haas School of Business, and Masters from Ecole polytechnique fédérale de Lausanne.Is William Klein's contact information up to date?
Yes. William Klein's SignalHire profile was last updated on 27 May 2026, reflecting their current position as Product Manager, Growth at WeWard in Paris, Île-de-France, France.William Klein Namesakes
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