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Our team

The team leading the way in critical infrastructure cybersecurity.

George Kalavantis

Acting CEO / COO

As chief operating officer at Industrial Defender, George is responsible for the operations of the company. He brings more than 27 years of operational experience to Industrial Defender. His experience and leadership have focused on the development and delivery of technology and compliance driven business services and solutions for critical infrastructure, the delivery of outstanding client service and operational profitability. As a former manager at National Grid US, George has operational experience as an asset owner and operations specialist.

Alex Bagwell

CRO

Alex brings over a decade of expertise selling SaaS and on-prem solutions to cyber and physical security teams across OT/ICS, IoT and IT environments. As Industrial Defender’s Chief Revenue Officer, he is responsible for growing and scaling the global sales, channel and sales operations functions. In his past executive sales roles, Alex was responsible for GTM strategy focused on revenue growth and managing a global security sales team.

Greg Valentine

SVP Solutions Engineering

Greg has over 30 years of experience in the high software industry. The past 15 of which has been focused on cyber security. Greg currently holds two certifications including an ISC2 – CISSP, and GIAC – GRID. Greg is responsible for building technical solutions for Industrial Defender so that our clients receive the most effective, and most efficient implementations of the Industrial Defender software. Prior to working at Industrial Defender, Greg held cybersecurity roles at Lockheed Martin, Capgemini, and Winternals Software (a sister company to Sysinternals, now owned by Microsoft).

TC Lau

VP of Customer Services

TC is responsible for customer deployment and customer support operations at Industrial Defender. TC brings extensive experience in leading and growing high tech businesses. Previously, TC held VP and Director level positions at Norkom Technologies, Progress Software, Systinet, Lockheed Martin, and Leidos. He was also a founder and served as Chairman, VP of Business Development, and VP of Operations at Context Integration, a nationwide business system integrator. TC holds an engineering degree from Massachusetts Institute of Technology.

Jeff Smigel

VP Engineering

Jeff is responsible for software engineering and quality assurance at Industrial Defender. Leading our high-caliber engineering teams, he ensures delivery of the innovative, quality products that our customers have come to expect. Jeff was an early contributor to the Industrial Defender solution and has provided continuity through Industrial Defender’s product history. Previously, Jeff has led engineering teams at Lockheed Martin, Leidos, and Capgemini.

Bryan Mitchell

VP Marketing

Bryan leads marketing at Industrial Defender following a decade leading marketing and communications at several software companies. He holds bachelor’s degrees in Communications and Spanish from the University of Tennessee and a master’s degree in International Relations from Oklahoma University. Bryan served as a Public Affairs Officer in the U.S. Navy Reserve, including several active-duty deployments overseas.

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What’s happening at Industrial Defender

Why Is Device-Level Visibility the Foundation of OT Security?
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U.S. Cybersecurity and Infrastructure Security Agency (CISA) Warns Critical Infrastructure Operators to Prepare for the Day Cybersecurity Fails
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The Hasbro Cyberattack Is a Wake-Up Call for Every Manufacturer
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Extreme Cyber Risks Are No Longer Hypothetical
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What the Jaguar Land Rover Cyberattack Taught Every Manufacturer
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How Industrial Defender Identifies and Mitigates Vulnerabilities in OT Environments Without Disrupting a Single Operation
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Navigating Change in OT Security: Perspectives from the Field, the Threat Desk, and the Hill
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CIP-015 Is Not a Fire Drill: Why "Race to Comply" Is the Wrong Strategy for INSM
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21st Annual EnergySec Security & Compliance Summit
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GridSecCon 2026
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Industrial Defender Partners with COMPUTER 2000 Bulgaria to Expand OT Cybersecurity Access Across Southeastern Europe
Industrial Defender and KYrON Announce Strategic Partnership to Strengthen Industrial Cybersecurity Across France
Industrial Defender Announces Strategic Growth Investment to Accelerate OT and ICS Cybersecurity Leadership
CyberKnight and Industrial Defender Unite to Enhance OT Security Resilience Across META
Industrial Defender Honored with Two Global InfoSec Awards from Cyber Defense Magazine
Industrial Cybersecurity Market Outlook 2025: Focus on quantifying risk, embracing AI, building operational resilience
Industrial Defender Recognized with Three Wins at 2025 Cybersecurity Excellence Awards
Industrial Defender Launches Platform 8.0, Elevating Risk Management Capabilities for Operational Technology
Mastering NIS2 Compliance: Best Practices and Regulatory Readiness
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Webinar: CIP-015 Is Here: Paths to Compliance for Every Organization
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Webinar: Saudi OTCC: How to Comply with Operational Technology Cybersecurity Controls
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NERC CIP: Top 5 Areas to Improve
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Integrated Data Collection Methods for OT Asset Management
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Implementing INSM with Industrial Defender
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Why Historical Data Matters in OT Security & Compliance
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Webinar: Defending Against Attackers who use AI as a Weapon
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