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Proofpoint's Overview

Total employees4871
HeadquartersSunnyvale
Founded2002

PhishLine was a leading provider of security awareness training and phishing simulation solutions, empowering organizations to strengthen their human firewall against cyber threats. In August 2018, PhishLine was acquired by Proofpoint, Inc., a prominent cybersecurity and compliance company. PhishLine's technology and expertise have been integrated into Proofpoint's Security Awareness Training platform, enhancing its capabilities to help businesses educate employees, assess vulnerabilities, and reduce security risks. Today, the legacy of PhishLine continues within Proofpoint's comprehensive suite of people-centric security solutions, offering advanced phishing simulations, targeted training modules, and robust reporting to measure and improve security behaviors.

Where is Proofpoint's Headquarters?

HQ Function

Serves as the global corporate headquarters, housing executive leadership, core research and development, product management, marketing, sales, and administrative functions.

Notable Features:

Modern office facilities typical of Silicon Valley tech companies, designed to foster collaboration and innovation. May include open-plan workspaces, state-of-the-art meeting rooms, and employee amenities.

Work Culture:

A dynamic and innovative environment focused on cybersecurity excellence. Emphasis on collaboration, continuous learning, and a mission-driven approach to protecting customers from cyber threats. The culture likely reflects a blend of established corporate practices with the agility required in the tech sector.

HQ Significance:

The Sunnyvale headquarters is central to Proofpoint's global operations, strategic decision-making, and product innovation, including the ongoing development of security awareness training solutions that originated with PhishLine.

Values Reflected in HQ: Innovation, customer focus, integrity, and teamwork are values often emphasized by tech companies like Proofpoint, likely reflected in the HQ's design and operations.

Location:

Proofpoint supports its global customer base through a network of offices and data centers worldwide. Functions supported globally include sales, customer support, threat research and intelligence, professional services, research and development, and marketing. This allows Proofpoint to provide localized support and threat detection tailored to regional needs, ensuring comprehensive cybersecurity coverage for multinational organizations.

Street Address:

925 W Maude Ave

City:

Sunnyvale

State/Province:

California

Country:

USA

Proofpoint's Global Presence

Reading, United Kingdom

Address: 1210 Arlington Business Park, Theale, Reading, RG7 4TY, UK

To support and expand Proofpoint's customer base and partner network across the EMEA region, providing localized expertise.

Toronto, Ontario, Canada

Address: 151 Yonge Street, 11th Floor, Toronto, ON M5C 2W7, Canada

Catering to the specific cybersecurity needs and compliance requirements of Canadian businesses and organizations.

Sydney, Australia

Address: Level 12, 1 Pacific Highway, North Sydney, NSW 2060, Australia

Driving growth and providing localized support for Proofpoint's cybersecurity solutions throughout the Asia-Pacific markets.

Buying Intent Signals for Proofpoint

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Proofpoint

As of April 2025, Proofpoint' leadership includes:

Sumit Dhawan - Chief Executive Officer
Rémi Thomas - Chief Financial Officer
Mayank Choudhary - Executive VP, Chief Product & Engineering Officer
Darren Lee - Executive VP and General Manager, Security Products and Services Group
Kim Sullivan - Chief People Officer

Investors of Proofpoint

Proofpoint has been backed by several prominent investors over the years, including:

Thoma Bravo (Proofpoint was taken private by Thoma Bravo in 2021)

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits1

Proofpoint saw a significant leadership transition with Sumit Dhawan appointed as CEO. Other executive movements reflect ongoing strategic alignments post-acquisition and in response to market dynamics.

Departures

Ashan Willy, Ashan Willy stepped down as CEO, transitioning to an advisory role.

New Appointments:

Sumit Dhawan, Sumit Dhawan appointed as new Chief Executive Officer.

Technology (Tech Stack) used by Proofpoint

Discover the tools Proofpoint uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Proofpoint Email Formats and Examples

Proofpoint primarily uses the [first_initial][last_name]@proofpoint.com and [first_name].[last_name]@proofpoint.com email formats. Variations may exist, but these are the most common.

[first_initial][last_name]@proofpoint.com (e.g., jdoe@proofpoint.com), [first_name].[last_name]@proofpoint.com (e.g. john.doe@proofpoint.com)

Format

sdhawan@proofpoint.com

Example

85%

Success rate

News and media

Proofpoint NewsFebruary 27, 2024

Proofpoint News title: Proofpoint Unveils Industry-First Adaptive Email Data Loss Prevention Solution to Automatically Detect and Prevent Data Exfiltration

Proofpoint announced an AI-powered adaptive email data loss prevention (DLP) solution. It automatically detects and prevents data exfiltration via email by learning an organization's unique data, customizing policies, and applying appropriate controls....more

Proofpoint NewsAugust 17, 2023

Proofpoint News title: Proofpoint Named a 2023 Gartner® Peer Insights™ Customers’ Choice for Enterprise Information Archiving for Sixth Consecutive Year

Proofpoint announced it was named a Customers’ Choice in the 2023 Gartner Peer Insights “Voice of the Customer” for Enterprise Information Archiving (EIA) for the sixth consecutive year, highlighting its leadership in compliance and data governance....more

Proofpoint News Archive (Conceptual)August 22, 2018

Proofpoint News title: Proofpoint Completes Acquisition of PhishLine

Proofpoint, Inc. announced the completion of its acquisition of PhishLine, a leader in security awareness and phishing simulation. This acquisition enhanced Proofpoint's ability to help organizations protect their people from advanced threats and reduce risk....more

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