Home > M&A deals 2026 > Varonis Systems, Inc. acquires Proofpoint, Inc.
Add-on Acquistion · Internet Software and Services · October 2026

Varonis Systems, Inc. acquires Proofpoint, Inc.

On October 15, 2026, Varonis Systems, Inc. acquired Proofpoint, Inc., an internet software and services company in California, United States, from Thoma Bravo LLC. Goldman Sachs Group, Inc. and 5 other advisors advised on the deal, with Paul Hastings LLP, Kirkland & Ellis LLP and Skadden, Arps, Slate, Meagher & Flom LLP as legal counsel.

Deal at a glance

AnnouncedOctober 15, 2026 TypeAdd-on Acquistion TargetProofpoint, Inc. Buyer Varonis Systems, Inc. Seller Thoma Bravo LLC SectorInternet Software and Services LocationCalifornia, United States ValueMembers only Advisors Goldman Sachs Group, Inc. Bank
Paul Hastings LLP Legal
BofA Securities Bank
Morgan Stanley Bank AG Bank
J.P. Morgan Securities LLC Bank

Target company

Proofpoint, Inc.
California, United States
Proofpoint, Inc. is a cybersecurity company that develops cloud-based security and compliance solutions to protect organizations against email threats, identity-based attacks, data loss, and information security risks. Its product portfolio includes email s...
Internet Software and Servicessector
1999founded
Activestatus
View the company profile →

Buyer

Company · 1 deal on record
  • 1st transaction in internet software and services
  • 1st transaction in United States
1deals, all time
1in this sector
2026latest

Seller

Private equity firm · 127 deals on record
127investments
13in this sector
52exits

Members only

Contact details at the buyers and sellers
The full deal history of every party
Co-investors and the other advisors on this deal
Deal value and revenue or EBITDA multiples

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Questions about this deal

Who acquired Proofpoint, Inc.?Varonis Systems, Inc. acquired Proofpoint, Inc. on October 15, 2026.

Who sold Proofpoint, Inc.?Thoma Bravo LLC was the seller.

Who advised on the Proofpoint, Inc. deal?Goldman Sachs Group, Inc. and 5 other advisors advised on the deal, with Paul Hastings LLP, Kirkland & Ellis LLP and Skadden, Arps, Slate, Meagher & Flom LLP as legal counsel.

What type of deal was it?It was a add-on acquistion in the internet software and services sector in 2026.

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Source: company press release, October 15, 2026 · Data updated daily on AcquityData (Acquity Data).