Leadership

Gus Malezis is the President and Chief Executive Officer of Imprivata. Gus is widely recognized as a visionary leader in the information technology security industry where he brings more than 30 years of experience driving innovation and growth while building market leading organizations.

Prior to joining Imprivata, Gus was most recently the President of Tripwire, a leading global provider of endpoint detection and response, security and compliance solutions. In his career, Gus has built a strong track record of delivering growth and innovation for leading technology and security companies such as Tripwire, McAfee, and 3Com. He combines extensive knowledge of global markets including North America, Europe, and Asia with strong technical knowledge and a passion for enabling customer success in the rapidly changing IT marketplace. Gus has extensive background and expertise in information security and compliance, networking, network systems management, CRM, and application design and development.

Gus studied Computer Science and Philosophy at the University of Toronto.

Joel Burleson-Davis is the SVP of Worldwide Engineering, Cyber at Imprivata where he’s responsible for building, delivering, and evolving the suite of Imprivata’s cybersecurity products that include Privileged Access Management, Privacy Monitoring, and Identity Governance solutions. Prior to joining Imprivata, Joel was Chief Technical Officer at SecureLink, the leader in critical access management for organizations in need of advanced solutions to secure access to their most valuable assets, including networks, systems, and data. While at SecureLink, Joel was responsible for the overall technology and operational strategy and execution including direction and oversight for Product Development, Quality Assurance, IT and Cybersecurity Operations, Compliance, and Customer Success.

Before SecureLink, Joel held Systems Engineering, IT Consulting, and Instructor positions while serving as one of the founding members of The Linux Foundation certification committee, a global committee of key Linux subject matter experts.

Joel earned a Master of Liberal Arts degree in Systems Theory and Technology from St. Edward’s University, and a Bachelor of Arts degree in Philosophy and Religious Studies from Texas Lutheran University.

As Chief Customer Officer at Imprivata, Tony is responsible for all customer-facing operations that fuel customer success including: professional services, customer support, customer success, technical account management, and renewals. Tony brings three decades of experience inspiring high-performance technical teams for a variety of products and industries. Under Tony’s leadership, the Imprivata customer experience organization has been honored with the Gainsight Sally Award and the TSIA STAR Award.

Tony has led teams supporting multiple products on various platforms and environments, including SaaS and on-premise solutions. Prior to joining Imprivata, Tony served as Vice President of Customer Support at Brightcove. Prior to that, he held customer success, support, and services leadership roles at high-tech companies including Envox Worldwide, Pegasystems, Epiphany, and Edify. Tony received his BS in Electronic Engineering from the University of Scranton.

Mark McArdle is the Chief Products and Design Officer at Imprivata. Mark is responsible for leading all product management and product design activities across the portfolio. He has over two decades of experience in SaaS leading cybersecurity product development organizations.

Prior to joining Imprivata, Mark was the CTO of eSentire, a pioneer and leader in CyberSecurity Managed Detection and Response. He was responsible for all engineering, systems and product management functions, including the expansion of SOC capabilities into Europe. Prior to eSentire, Mark was SVP of Product Development at McAfee, where he was responsible for product management and engineering of the consumer business unit and guided the industry’s first transition from a retail boxed product line to an award-winning and market-leading global SaaS “always on, always up to date” delivery model. Additionally, Mark was part of McAfee strategic acquisitions focusing on leading and emerging cyber technologies.

Mark holds a Bachelor of Science degree from the University of Waterloo and has completed the Ivey Executive Program from the Ivey Business School at Western University. Mark holds six patents in cybersecurity.

Kelliann brings more than 20 years of human resources management and operational leadership experience to Imprivata, where she leads the company’s global human resources and recruitment initiative to ensure a high-standard of talent acquisition and retention. Additionally, Kelliann oversees Global Facilities and Administration, and is also tasked with the maintenance and development of all business partnerships, while establishing objectives that align with the company’s goals.

Prior to joining Imprivata, Kelliann was the Chief People Officer of Symbotic, a global provider of supply network automation solutions for warehouses and distribution centers, from 2011 to 2013. While there, Kelliann played a key role in the transformation and rebranding of the business, which was accomplished by establishing a new company culture and developing an entire infrastructure that was conducive to employee growth. Before Symbotic, Kelliann served as Vice President of Human Resources at Netezza, an IBM Company. During her five-year tenure at Netezza, Kelliann had a big hand in navigating the company’s acquisition and integration by IBM. As a member of the executive leadership team, Kelliann also successfully oversaw Netezza’s global HR initiative, which included executive coaching, recruiting and employee growth & development. Kelliann has also held leadership positions at CA Technologies and at Concord Communications.

HEAR FROM KELLIANN MCCABE ABOUT IMPRIVATA CULTURE

Rachel McClary is the Chief Marketing Officer at Imprivata. Rachel is responsible for leading all global marketing activities across the Imprivata portfolio, and her passion is transforming corporate growth strategies, public and market perception, and her team into a best-in class function. 

Prior to joining Imprivata, Rachel was the Chief Marketing Officer at Arcserve, where she spearheaded comprehensive transformation and rebranding. She also designed a shared services functional model to gain efficiencies that allowed for redirection of more than a quarter of the budget into strategic marketing initiatives, including developing a unified messaging effort, executing on demand generation campaigns, and introducing an innovative thought leadership program. Over the course of her career, in various leadership positions at Hewlett-Packard, CSC, and Diebold Nixdorf, Rachel has taken pride in creating order out of chaos.

Rachel holds a BA in International Affairs and German from the University of New Hampshire, an MBA from Colorado State University, and a PhD with a specialization in Decision Science and Marketing from Capella University.

Jack Sebbag is the Chief Revenue Officer at Imprivata where he drives the development and execution of the global sales strategy. Jack has been working in information technology sales and sales management for more than 30 years. Most recently as the Vice President of Sales, North America at Tripwire, he was responsible for Sales and Sales Management in North America and achieved significant growth by creating vertical and specialist teams as well as a strategic accounts team. Throughout his career, Jack has established expertise in security and software, in part due to his sales leadership and innovation at companies like Nakisa, MXI Security, Oracle, and McAfee.

Jack holds a Bachelor’s degree in Economics from McGill University.

Chris Sullivan is the Chief Financial Officer of Imprivata, bringing extensive experience leading successful teams within both start-ups and large multinational organizations. His responsibilities at Imprivata include all financial matters, including accounting, FP&A, audit, and tax.

Prior to joining Imprivata, Chris held executive leadership roles in several prominent technology, financial services, and software companies. Most recently, Chris served as CFO for Parallel Wireless, where he scaled its operations to deliver on its mission of leading the OpenRAN movement with the world’s first 5G/4G/3G/2G cloud-native OpenRAN architecture. Chris has also held executive leadership positions at DataXu, Gazelle, Inc., Fidelity Investments, and Digital Equipment Corporation.

Chris holds a Master of Business Administration degree in Finance and Bachelor’s degree in Business Administration from Babson College in Massachusetts.

Tom Timperio is Senior Vice President, Worldwide Engineering at Imprivata. He is responsible for leading all global engineering and software development teams and activities, including software as a service (SaaS), mobile, client/server, and agent analytics/AI. With over 20 years’ experience building and leading high-performing teams to develop and support enterprise software, Tom has placed special focus on highly regulated industries — such as healthcare and the financial sector.

Before joining Imprivata, Tom led a mobile device management solution team at Good Technology (now Blackberry). He has also held senior engineering leadership positions at other tech companies including Iron Mountain Digital and Wolters Kluwer, where he oversaw the development of solutions including digital storage, risk management, enterprise backup, data classification, and digital archiving.

Tom earned a bachelor’s degree from Kenyon College and a master’s degree from the University of Pennsylvania. A multilingual executive, he is professionally fluent in French, and also speaks Spanish and Russian.

Wes Wright is the Chief Technology Officer at Imprivata. Wes brings more than 20 years of experience with healthcare providers, IT leadership, and security.

Prior to joining Imprivata, Wes was the CTO at Sutter Health, where he was responsible for technical services strategies and operational activities for the 26-hospital system. Wes has been the SVP CIO at Seattle Children’s Hospital and has served as the Chief of Staff for a three-star general in the US Air Force.

Wes holds a B.S. in Business and Management from the University of Maryland and received his MBA from The University of New Mexico. Wes is a member of the CHIME & AEHIT Virtual Health Policy Workgroup.