Mark Jeffrey – Founder of Guardian Circle

Mark Jeffrey, Founder of Guardian CircleIn This Episode

In this podcast, Rob McNealy interviews Mark Jeffrey, Founder & CEO of Guardian Circle, a crypto powered Community Emergency Response Network app.

About Mark Jeffrey

Mark Jeffrey is an award-winning serial entrepreneur and author with Harper Collins. His previous companies include The Palace (backed by Time Warner, Intel and SoftBank; sold with 10 million users) and ZeroDegrees (a business social network sold to InterActiveCorp / IAC in 2004 with 1 million users). He was the first CTO of Mahalo / (backed by Elon Musk, Sequoia and others). He is also an early pioneer of blockchain technology having published BITCOIN EXPLAINED SIMPLY (2013) and THE CASE FOR BITCOIN (2016).

About Guardian Circle

Guardian Circle provides a community emergency response network. Mobile devices are used to create ‘flash mobs of help’ anywhere on earth. Six billion people have no emergency response.

Four billion are unbanked. Guardian Circle + $GUARD cryptocurrency provide a way for citizens to help and reward one another.

Guardian Circle’s API allows any manufacturer to plug any alert device into Guardian Circle: panic buttons, crash detection, voice interfaces, heart rate monitors, etc. Guardian Circle DISPATCH allows private security and private medical response to control a geofenced service area.


Guardian Circle
Mark Jeffrey on LinkedIn


Leave a Reply

Your email address will not be published. Required fields are marked *