What We Do
How we do it
Jun 16, 2021
Clop (Cl0p) Ransomware Gang Currently Claims 57 Victims on Leak Site, as Six Clop Gang Members Arrested in Ukraine Today
News broke earlier today that six members of the Clop (CIOp) Ransomware gang were arrested in Kiev, Ukraine and in surrounding towns earlier today by the Cyber Police Department of the National Police of Ukraine, working in cooperation with law enforcement officials from South Korea (the Republic of Korea) and the United States. eSentire’s security research team, the Threat Response Unit (TRU),…
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About Us
eSentire is The Authority in Managed Detection and Response Services, protecting the critical data and applications of 1000+ organizations in 70+ countries from known and unknown cyber threats. Founded in 2001, the company’s mission is to hunt, investigate and stop cyber threats before they become business disrupting events.
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Leadership Work at eSentire
Jun 17, 2021
eSentire Revolutionizes Incident Response Services Introducing 4-hour Remote Threat Suppression Globally
Waterloo, ON and Washington, DC – eSentire, recognized globally as the Authority in Managed Detection and Response (MDR), announced today the launch of its Cyber Investigations Portfolio, complete with Emergency Incident Response, Digital Forensics Investigations and Security Incident Response Planning services. Believing that cyber investigations and incident response stand to benefit more from…
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Our award-winning partner program offers financial rewards, sales and marketing tools and personalized training. Accelerate your business and grow your revenue by offering our world-class Managed Detection and Response (MDR) services.
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Our team is powered by security industry veterans and innovative thinkers. Meet the leadership team.

Kerry T. Bailey

Chief Executive Officer

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J. Paul Haynes

President and Chief Operating Officer

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Eldon Sprickerhoff

Founder and Chief Innovation Officer

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Bryan Sartin

Chief Services Officer

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Dustin Rigg Hillard

Chief Technology Officer

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Chris Gesell

Chief Portfolio Officer

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Erin McLean

Chief Marketing Officer

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Charles “C.J.” Spallitta

Chief Product Officer

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Kathryn Hodge

Chief People Officer

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Bob Layton

Chief Channel Officer

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Shane Sharpe

Vice President, Sales North America

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Tia Hopkins

Vice President, Global Solutions Architecture

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Megan Eckhardt

Vice President, Go-To-Market Programs and Enablement

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Mark Sangster

Vice President and Industry Security Strategist

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Rob Watson

Vice President, Security Services

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Leslie Marinaro

Vice President, Customer Success

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Peter Romano

Chief Information Security Officer

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Michael Corbin

Chief Information Officer

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Art Munson

Vice President, Machine Learning

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Alex Jinivizian

Vice President, Strategy and International Marketing

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Do Work That Matters

Join Team eSentire and collaborate with passionate people to protect businesses from cyber threats.
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What our employees are saying

eSentire has an excellent work environment - fast paced, outcome oriented and filled with bright people. As someone who is excited by the latest technologies, it’s a perfect fit to work at a company that’s dedicated to mitigating the evolving risk these technologies represent. When friends ask about what makes eSentire unique, I let them know the tech is great but it’s the people that make this place incredible.”
Nathan Wiersma
Field Channel Manager
I really enjoy the fact that I have been able to move into an event marketing role while still being brought into other strategic projects where I can get valuable experience in other areas of marketing and hone a broader set of skills."
Lindsay Ward
Event Marketing Specialist
The senior leadership team is great at communicating our strategy and where the business is headed. It is a fast paced environment but everyone finds the time to be transparent, open, and thoughtful about putting in place the right plans to help everyone succeed. Every team is very collaborative and wants to help."
Matthew Garrett
VP Corporate Marketing
With eSentire, I always look forward to my day when going into work. I know I’m working in a fast-paced environment where there is always something new to see and learn. I work with people I like and trust and I know that I have the support of management to handle anything that may come up during my day. This is an industry that never stops and I feel there’s no better place to be part of that action."
Joseph Vansteenkiste
SOC Advanced Services Cyber Security Specialist