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NexDefense, Inc.

Cybersecurity software to help keep control systems running critical infrastructure safe, reliable and efficient.

  • Stage Full Product Ready
  • Industry Software
  • Location Atlanta, GA, US
  • Currency USD
  • Founded May 2012
  • Employees 12
  • Website

Company Summary

NexDefense is developing (and acquiring) technology products and services designed to safeguard global control systems running critical infrastructure (process, distributed and SCADA) from growing cyber threats. The technology behind the company's first product, Sophia, an industrial network anomaly detection system, came from the cybersecurity experts at the Idaho National Laboratory. Sophia is now commercially available from the company.


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    Derek Harp
    Co-Founder & Executive Chairman, Board of Directors

    A driven serial entrepreneur, Derek has served as a founder, CEO, advisor, and/or first investor of start-ups for more than twenty years. During this time he was a co-founder of LogiKeep, Inc., and co-inventor of Intellishield™, a pioneer IT security product – first acquired by Vigilinx and then Cisco Systems. He also served as a US Navy Surface Warfare Officer with experience in physical security, communications security and intelligence.

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    Michael Assante
    Co-Founder and Chief Security Strategist, Board of Directors

    Michael is a recognized security and industrial control system expert. He was recently the VP & CSO at NERC and oversaw the implementation of cybersecurity standards across the North American electric power industry. Michael was a co-founder of LogiKeep, Inc., and co-inventor of Intellishield™. He has held notable positions at the Idaho National Lab, was CSO for American Electric Power, and was the 1997 US Navy Intelligence Officer of the Year.

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    Mike Sayre
    Co-Founder, President & CEO, Board of Directors

    With more than 30 years in technology and manufacturing companies, Mike has led start-ups, strategic transformations, domestic and international growth, mergers, acquisitions, and significant financial transactions. He was previously the President & COO of, an internet payments processor, and prior to that, the President & CEO of Pinnacle Data Systems, an EMS and embedded computing company.

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    Tom Noonan
    Investor, Board of Directors

    Tom was a co-founder and the CEO of Joulex sold to Cisco in 2013. He was also a co-founder and the CEO of Internet Security Systems (ISS) sold to IBM in 2006 for $1.3B.

Previous Investors

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    Mosley Ventures
    Atlanta, GA
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    BIP Early Growth Funds
    Atlanta, GA