One mission, many experts

To ensure the success of our customers, our collaborative teams work with leaders of diverse backgrounds and areas of expertise.

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Gus Malezis

Chief Executive Officer

Gus is the CEO at Imprivata. He’s also our resident tinkerer – especially when cars are involved.

Joel Burleson Headshot

Joel Burleson-Davis

SVP Worldwide Engineering, Cyber

Joel Burleson-Davis is the SVP of Worldwide Engineering, Cyber at Imprivata. Our resident bread enthusiast, you can often find him baking everything from babka to Detroit-style pizza.

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Karen Devine

Chief Customer Officer

Karen is the Chief Customer Officer at Imprivata. A lifelong New Englander, she enjoys outdoor activities and travels whenever possible.

Travis Grandpre headshot

Travis Grandpre

Chief Marketing Officer

Travis is the Chief Marketing Officer at Imprivata. When he’s not working, you can find him on a beach or relaxing in flip flops at home.

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Dr. Sean Kelly

Chief Medical Officer and Sr. VP, Customer Strategy, Healthcare

Sean is the Chief Medical Officer and Sr. VP of Customer Strategy for Healthcare at Imprivata. He also helps cover First Aid for the Boston Red Sox – go Sox!


Mark McArdle

Chief Products and Design Officer

Mark is the Chief Products and Design Officer at Imprivata. When he’s not at work, he can often be found at a race track trying to complete the perfect lap.


Kelliann McCabe

Chief People Officer

Kelliann is the Chief People Officer at Imprivata. If she’s not at work, she’s probably on the go, because she loves traveling.

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Jack Sebbag

Chief Revenue Officer

Jack is the Chief Revenue Officer at Imprivata. When he’s not at work, you can find him – but do not interrupt him – watching sports.

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Chris Sullivan

Chief Financial Officer

Chris is the Chief Financial Officer at Imprivata. A musician who plays guitar and drums, and composes original music outside of the office.

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Tom Timperio

Senior Vice President of Worldwide Engineering

Tom is the Senior Vice President of Worldwide Engineering at Imprivata. When not leading global engineering, he may be found working on Z-scale model trains with his sons.