COMPANY INFO
Abnormal Security Corporation, founded in 2018 by Evan Reiser and Sanjay Jeyakumar, is a cybersecurity company specializing in AI-powered email security to protect enterprises from targeted email attacks such as phishing and business email compromise. The company, headquartered in Las Vegas, Nevada, employs around 600 to 1,000 people and is trusted by over 3,000 organizations to safeguard their communications with a highly developed AI platform that autonomously detects and blocks sophisticated threats. Their website is https://abnormal.ai and they operate primarily in the computer and network security industry.
Abnormal Security Corporation is a cutting-edge cybersecurity company founded in 2018 by Evan Reiser and Sanjay Jeyakumar. Operating in the computer and network security sector, Abnormal Security specializes in AI-powered email security solutions that protect enterprises from advanced threats like phishing and business email compromise. Headquartered in San Francisco, the company serves over 3,000 organizations globally and is renowned for its autonomous AI platform that detects and blocks sophisticated email attacks.
Abnormal Security Corporation funding history demonstrates the company’s remarkable growth and strategic execution. Since its inception, Abnormal Security has raised a total of $557 million across six funding rounds, establishing itself as a rising force in enterprise cybersecurity. The company’s fundraising has been characterized by early support from top-tier venture capital firms and a steady progression toward larger rounds, culminating in a recent Series D at a $5.1B valuation. Abnormal Security investors include names like Greylock Partners, Insight Partners, Menlo Ventures, Wellington Management, and CrowdStrike Falcon Fund. Their funding strategy focuses on leveraging capital to advance product capabilities, expand go-to-market operations, and scale market presence.
This round was aimed at fueling market expansion and scaling operations, marking a company valuation of $5.1 billion. The funding is intended to solidify Abnormal Security's position as a leader in enterprise email security and support continued global growth.
An additional, undisclosed Series C funding round focused on furthering growth and deepening strategic partnership with CrowdStrike to enhance product synergies and threat intelligence capabilities.
The Series C round, backed by leading venture capital firms, was used to significantly scale market reach and accelerate product enhancement. This round elevated the company’s valuation to $4 billion, supporting expanded sales, engineering, and customer-facing teams.
With the Series B raise, Abnormal Security directed funds toward doubling their machine learning and data science teams—heightening AI-based threat detection and enhancing enterprise support.
Series A capital was deployed to support product development and to foster early market expansion, setting the stage for rapid adoption among enterprise clients.
Initial seed funding was used for the company’s launch and to build its foundational product, leveraging early investor confidence to accelerate development.
Wellington Management is a prominent global investment manager and led Abnormal Security’s Series D round, supporting the company’s late-stage scaling and market leadership.
Greylock Partners has been a critical investor since Abnormal Security’s early days, participating in every major round and providing strategic guidance for initial growth and scaling.
Menlo Ventures joined during the company’s Series B and has continued to invest in subsequent rounds, using its deep network and SaaS expertise to support go-to-market expansion.
As a leading global private equity and venture capital firm, Insight Partners became involved at Series C, playing a pivotal role in Abnormal Security’s growth strategy and market reach.
CrowdStrike Falcon Fund, the venture arm of cybersecurity giant CrowdStrike, participated in later rounds, including an undisclosed Series C, to provide strategic partnership, product synergies, and industry expertise.
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