Our team is powered by security industry veterans and innovative thinkers. Meet the leadership team.

Kerry T. Bailey

A leader in growth and change, Kerry Bailey is an industry veteran with over 28 years experience in the information technology services sector. As CEO of eSentire, Kerry is driving the company's market acceleration and its evolution as the industry's leading Managed Detection and Response (MDR) service provider.

His executive experience spans security, managed services, and cloud computing at Fortune 50 and early-stage growth companies. Most recently, Kerry served as SVP, GM of Cloud, and Channel Chief at Hewlett Packard Enterprise (HPE). In these roles, he led the growth of private, public, and hybrid clouds and the worldwide indirect channel.

Prior to Hewlett Packard, Kerry held various senior executive roles at Verizon Enterprise including CEO and president of Terremark, a Verizon company, and leader in global managed security services, data center colocation, and cloud. Earlier roles include CEO of Betrusted and Security Assurance Group and various senior executive level positions at Cybertrust and the United States Intelligence Community (IC).

J. Paul Haynes

J.Paul Haynes was drawn to eSentire with a vision to create a disruptive cybersecurity company. He successfully partnered with growth capital firms to invest in and scale eSentire to become the world’s largest pure-play Managed Detection and Response (MDR) provider and market leader. J.Paul is a professional engineer with a 25-year entrepreneurial track record of success. His business acumen, in-depth understanding of technology, and strong leadership have made him a respected and reliable voice on the topic of cybersecurity in North America and Europe.

J. Paul holds both a B.Sc. and M.Sc. in Engineering from the University of Guelph. He is also a proud alumnus serving on the Industrial Advisory Board for the University of Guelph’s School of Engineering and is a Board Director for Innovation Guelph and Technation (formerly ITAC).

Eldon Sprickerhoff

Eldon Sprickerhoff is the original pioneer and inventor of what is now referred to as Managed Detection and Response (MDR). In founding eSentire, he responded to the incipient yet rapidly growing demand for a more proactive approach to preventing and investigating information security breaches. Now with over 20 years of tactical experience, Eldon is acknowledged as a subject matter expert in information security analysis.

Eldon holds a Bachelor of Mathematics, Computer Science degree from the University of Waterloo.

Bryan Sartin

Bryan Sartin oversees delivery of security services as an extension of eSentire’s core platform operations with an emphasis on cyber investigations, digital forensics, incident response, and breach remediation consulting. He is an established InfoSec leader with over 25 years in the industry. Prior to joining eSentire, Bryan led Verizon Global Security Services, managing 600 consultants in 33 countries. Bryan established the Verizon RISK Team in 2007, now one of the largest cyber investigations businesses worldwide. Bryan is also founding co-author of the Verizon Data Breach Investigations Report, among the widest circulated security publications in the market.

Bryan is a pioneer in cyber intelligence and incident response, has led more than 500 cyber investigations, testified in front of the U.S. House of Representatives and served as a fact witness in some of the largest, most publicly-visible data breaches on record. Prior to Verizon, Bryan held leadership positions at Cybertrust and Ubizen. Bryan studied Management Information Systems at Rensselaer Polytechnic Institute.

Dustin Rigg Hillard

Dustin Rigg Hillard is responsible for leading product development and technology innovation at eSentire. His vision is rooted in simplifying and accelerating the adoption of machine learning for new use cases.

Prior to eSentire’s acquisition of Versive, he was CTO at Versive, where he focused on automating security expertise and understanding normal network behavior through machine learning. Dustin was also an early data scientist for Microsoft’s Cortana and worked in ad-revenue and relevance at Yahoo! He has deep ML experience in speech recognition, translation, natural language processing, and advertising, and has published over 30 papers in these areas.

Dustin holds a Bachelor of Science, Master of Science, and Ph.D. in Electrical Engineering from the University of Washington.

Chris Gesell

As Chief Portfolio Officer at eSentire, Chris Gesell has accountability for the full life cycle of services offerings and direct oversight of the marketing, product, and experience teams. Chris is a results-focused executive who brings more than 20 years of global leadership experience in IT services, including consulting, cloud, security, data center, and managed services. His experience in corporate strategy and executing mergers and acquisitions, along with setting the company's direction, will be critical to the next phase of eSentire’s growth.

Chris has a passion for IT transformation, distilling complex business challenges into innovative product strategies, and sales enablement. Most recently Chris served as VP of Worldwide Partner Strategy at Hewlett Packard Enterprise (HPE) and CMO at Terremark, a Verizon company.

Erin McLean

As Chief Marketing Officer, Erin McLean leads eSentire's global marketing and communications functions including all brand, corporate communications, media relations, and marketing operations. Prior to joining eSentire, Erin led Marketing and Human Resources for global Managed Security Services Provider, Herjavec Group. In 2020, she was named one of the Top 100 Women in Cybersecurity by Cyber Defense Magazine for her commitment to industry thought leadership, and take to market acceleration.

Erin is passionate about encouraging young women to pursue careers in cybersecurity. She created the Ambitious 7s program in partnership with the Durham District School Board to expose young female students to career paths in technology, and encourage them to build a supportive community around their common ambitions.

Erin is a driven competitor whose background in team sport has helped shaped her motivating approach to people leadership. She competed for 6 years as a member of Team Canada Softball and represented Canada in softball at the 2008 Beijing Olympic Games. Erin holds a Bachelor's Degree in Business Administration from Simon Fraser University and a Masters of Business Administration from the Schulich School of Business.

Charles “C.J.” Spallitta

Charles "C.J." Spallitta is eSentire’s Chief Product Officer responsible for product vision, strategy, and execution. Prior to joining eSentire, C.J. held senior leadership roles with Trustwave as Senior Vice President of Strategy and Corporate Development, and Head of Product Management. C.J.’s extensive experience in the enterprise security services space includes leadership and management roles with Hewlett Packard Enterprise (Executive Director of Worldwide Portfolio Management), Verizon Enterprise Solutions (Executive Director, Global Security Product Management), PricewaterhouseCoopers, Cybertrust, Betrusted and Security Assurance Group. In these roles, C.J. gained experience in the areas of product lifecycles, service developments, go-to-market strategies and pricing.

C.J. holds a bachelor's degree in business administration in information systems and a master's degree of business administration from Loyola University Maryland, where he also serves as an advisory board member to the Information Systems and Operations Management department and volunteers as a Cybersecurity club mentor at Loyola Blakefield High School.

Kathryn Hodge

Kathryn is a passionate people leader, keenly focused on organizational collaboration that drives innovative and positive employee programs. With more than 20 years of experience, Kathryn has led global HRBP teams primarily in R&D environments supporting software development, quality, product management, project management, and product marketing. She is tirelessly committed to driving enriched employment experiences.

Kathryn has led corporate-level HR Centres of Excellence focused on Talent Management, Global Learning, HR Communications, and Corporate Citizenship. Kathryn has held senior-level roles with companies including WellPoint Health, BlackBerry, and Nortel.

Bob Layton

As Chief Channel Officer, Bob Layton leads eSentire’s channel sales organization and partner strategy, with a focus on growing and expanding eSentire’s Partner Program globally.

Bob comes to eSentire with 25 years of experience in the technology industry, specifically in B2B and B2C sales, channels, and marketing. Across the last decade, he has driven transformation and international expansion through channel-leveraged strategies and has successfully created new strategy and execution models that have led to MRR growth and new routes to market in security, services and SaaS platforms. Immediately prior to eSentire, he helped drive the successful acquisition of Digital Defense by creating new paths to revenue with an ecosystem of partners, alliances, and technical integrations.

Bob has also held senior leadership positions where he was responsible for sales, channel and marketing at Alert Logic, Pluribus Networks, Lumenate, and Cisco. He has been recognized three times as Channel Chief by CRN magazine and has been published extensively in security and channel publications. When not advising venture-backed startups or serving as a board member to technology companies, he enjoys spending quality time with his wife and three children at their home in Austin, Texas.

Shane Sharpe

Shane Sharpe is a proven sales leader with extensive success and experience in early-stage, high growth managed service companies.

In his current role as the Vice President, Sales North America, he is responsible for eSentire’s North American sales team overseeing a scaling team of enterprise sales reps. With focus and strategic execution, Shane manages consistent quarter over quarter growth in a highly competitive marketplace.

Shane has spent more than a decade of growing Managed Service companies. He studied Computer Engineering at Texas Tech University.

Tia Hopkins

As Vice President, Global Solutions Architecture, Tia Hopkins is focused on leading and scaling the team responsible for providing pre-sales solution design support. She has spent the past 20+ years of her career in various IT and IT Security roles and has over a decade of experience in the managed services space. Outside of her role at eSentire, Tia is also an adjunct professor of Cybersecurity at Yeshiva University and is currently pursuing her PhD in organizational leadership.

Tia holds a B.Sc. in Information Technology, M.Sc. in Information Security and Assurance, as well as a M.Sc. in Cybersecurity and Information Assurance. She was recognized by SC Media as a 2019 Reboot Leadership Award recipient in the Outstanding Educator category. In 2020, Tia was awarded The Software Report’s Top 25 Women Leaders in Cybersecurity and the Cyber Defence Magazine’s Top 100 Women in Cybersecurity.

Megan Eckhardt

As Vice President of Go-To-Market (GTM) Programs and Enablement, Megan leads the collaborative process that aligns efforts across the GTM, Sales Operations and Sales Enablement teams. She is responsible for unifying the planning and execution process across the GTM team and enabling and supporting the operational needs of the Sales organization. With 15 years experience in enterprise strategic account management, customer advocacy, customer experience and service management, Megan is fiercely committed to building and ensuring consistent growth across the organization.

Mark Sangster

As a member of the LegalSec Council with the International Legal Technology Association (ILTA), Mark Sangster is a cybersecurity evangelist who has spent significant time researching and speaking to peripheral factors influencing the way that legal firms integrate cybersecurity into their day-to-day operations. In addition to his passion for cybersecurity, Mark's 20-year sales and marketing career was established with industry giants like Intel Corporation, BlackBerry, and Cisco Systems.

Mark's experience unites a strong technical aptitude and an intuitive understanding of regulatory agencies. During his time at BlackBerry, Mark worked on the first secure devices for government agencies. Since then, he has continued to build mutually beneficial relationships with regulatory agencies in key sectors.

Mark holds a Bachelor’s degree in Psychology from the University of Western Ontario and a Business Diploma from Humber College.

Rob Watson

As Vice President Security Services, Rob leads the global security operations center (SOC) and managed risk services teams, responsible for delivery of Managed Detection and Response (MDR) and complimentary security services. Rob joined eSentire eight years ago and has held numerous leadership roles helping to drive growth and scale. With experience in Sales, Technical Support, Customer Support, Operations, Project Management, Product Management, and Finance, Rob is a constant advocate for best-in-class customer security.

As a Graduate of Conestoga College Institute of Technology and Advanced Learning, Rob studied both Business Administration and Network Engineering.

Leslie Marinaro

As Director of Customer Success, Leslie leads the Customer Success organization dedicated to providing an exceptional customer experience. Her organization is responsible for the successful onboarding of our customers, ongoing reviews and renewal of services. Leslie has been with eSentire for 5+ years and was the very first resource hired to onboard customers. She has continued to enhance the foundational strength of the Customer Success team to scale the business and market demands. With a history of always putting the customer first, Leslie continues to drive excellence throughout the organization.

Leslie is a graduate of Brock University where she studied International Business and really discovered her passion for connecting with people and companies across the globe.

Peter Romano

As Chief Information Security Officer, Peter Romano is responsible for the enterprise security and compliance vision, strategy, and roadmap to ensure eSentire information assets are protected and compliant with various privacy and statutory requirements.

He is a security officer and people leader with expertise in the areas of mobile and cloud computing in high growth technical organizations. Over the course of 20+ years in security, he has overseen the creation of organizational capability that dramatically increased the confidentiality, integrity, and availability of internal IT and cloud service offerings. Peter has held various security leadership roles at BlackBerry, D2L, and TELUS, and has taught Information Security at Conestoga College.

Peter holds a Bachelor of Applied Science in Civil Engineering from the University of Waterloo and a Master of Science in Information Security from the University of London at Royal Holloway. He also holds the Certified Information Security Manager (CISM) designation from ISACA.

Michael Corbin

Michael Corbin is responsible for leading the design, deployment and management of eSentire’s Core IT Infrastructure and client-based signal generation platform. His focus is on the efficient and scalable solutions that deliver reliable, secure and cost effective internal and external customer experiences.

Before coming to eSentire Michael led Verizon’s Global Cloud and Security Solutions Engineering team where he focused on the customers’ business drivers to improve their security posture and deliver efficient computing platforms. He has also led the Verizon Business Client Care organization to become an extension of the customer’s IT organization insuring seamless planning and deployment of various IT initiatives.

Michael holds a Bachelor of Science in Information Technology and Business Management from Columbia Union College.

Art Munson

As Grand Poohbah of Data, Art is responsible for the application of machine learning across eSentire's technologies. Art's expertise is in combining machine learning (ML), statistics, large-scale data processing, and domain knowledge to find relevant results. He architected and built the core of the Versive automated ML platform, which was acquired by eSentire.

At Sandia National Laboratories, he researched the reliability of machine learning tools and developed novel algorithms to efficiently learn from massive data on Hadoop.

Art’s dissertation work at Cornell investigated practical modeling problems in the context of ecological modeling — specifically, the domain of modeling continent-wide populations of bird species using citizen science data. This work helped build the tools used in creating the U.S. Department of Interior’s State of the Birds reports. Art has 241 bird species on his life list.

Alex Jinivizian

As eSentire’s Vice President of Strategy and International Marketing, Alex is responsible for corporate strategy, corporate development, M&A, strategic partner business development as well as driving thought leadership internationally. A disciplined senior business strategist and strategic marketeer, Alex brings 25 years of experience in the ICT service sectors in a range of functions including corporate, product and channel strategy, M&A identification and execution, and commercial partnership development.

Prior to joining eSentire in 2018, Alex was Director of Worldwide Partner Strategy at Hewlett Packard Enterprise (HPE), and Director of Corporate Strategy at Verizon Communications. Alex holds a BA in Russian Language and Literature from the University of London, an MA in International Relations (Distinction) from the University of Reading, and a Certificate in Market Driving Strategies from the London Business School.