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General Information
BirthplaceSan Diego, CA


London Metropolitan Business School, MBA 2009
Business Management, Best Masters Award with Distinction
California State University-San Marcos, BS 2004
High Technology Management
MiraCosta College, Associate of Arts (A.A. 2002
General Studies

Current Companies

Sr. Product Manager

Former Companies

Founder & CEO
Founder & CEO
Sr. Product Manager
Show All Former Companies

Former Financial Organizations

Product Marketing Manager

Web Presences


Photo Credit


Sean Callahan

Sean Callahan is the founder of Plixi, formerly TweetPhoto, a real-time photo sharing platform for the social web, acquired by Lockerz in January 2011. Previously Sean founded AddsYou, OBEY Clothing, Self Skateboards and several other internet-based businesses. Sean holds an MBA degree from LMBS and a Bachelor of Science degree in High Technology Management from California State University of San Marcos.

Recent Milestones



Fusion-io Innovator Series

Added: 8/6/13

Cultivating Entrepreneurs

Added: 8/6/13


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