Proofpoint Closes Deal and Welcomes InteliSecure’s Employees to the Company

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Proofpoint has completed its acquisition of InteliSecure, Inc., an innovator in data loss protection managed services. With this acquisition, Proofpoint strengthens its cloud-based people-centric security platform by enhancing customers’ ability to protect critical data in diverse environments. Proofpoint acquired InteliSecure for $62.5 million in cash, and the acquisition closed during early March of 2021.

The acquisition of InteliSecure adds approximately 150 employees to Proofpoint’s growing global team and we are pleased to welcome the InteliSecure team and customers to Proofpoint.

For more information on Proofpoint’s people-centric, cloud-based security solutions, please visit For additional information on Proofpoint’s Premium Security Services, please visit