Mark Weinstein

Mark is a leading privacy advocate and the founder of, the world’s first private social network. Sgrouples combines many powerful features, like private groups, personal cloud storage, and direct one-on-one messaging, into the ultimate social experience. Sgrouples is built with privacy in mind from the ground up, and users are protected by its revolutionary Privacy Bill of Rights. Mark and Sgrouples have been featured on Fox News, as well as in Business Insider, ZDNET, INC, and numerous other top-tier media outlets in the USA and abroad.

Mark is an Advisory Board Member of the Future of Privacy Forum, as well as a Steering Committee Member of National Strategy for Trusted Identities in Cyberspace (NSTIC), a White House initiative to improve the privacy, security, and convenience of sensitive online transactions. Mark is also a member of the Online Trust Alliance (OTA) where Sgrouples has been given “Honor Roll” status for its dedication to user safety.

Mark was a visionary early pioneer of the social experience, founding and in 1998, which were PC Magazine “Top 100″ sites and precursors to today’s social networks. An expert on individual and organizational greatness, he founded Peak Life Habits, Inc., in 2002, and is the author of the award-winning Habitually Great book series, endorsed by the late Stephen Covey.

A successful athlete, Mark was a silver medalist in the 2005 USOC State Games of America (tennis) and has climbed Kala Patar, an 18,500 foot Nepalese peak. Mark received his BA from the University of California, Santa Cruz; and his MBA from the Anderson School of Management at UCLA. He currently resides in the heart of Silicon Valley.

Mark Weinstein Privacy by Design Ambassador
Privacy Advocate and Founder

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