Ocean, a New York-based agentic email security platform built for the era of AI-powered attacks, has launched from stealth with $28 million in total funding
Investors
The round was led by Lightspeed Venture Partners, with participation from Picture Capital and Cerca Partners, alongside angel investors including Assaf Rappaport, Yevgeny Dibrov, Nadir Izrael, and Dor Knafo.
Lightspeed Venture Partners is a global, multi-stage venture capital firm that manages over $40 billion in assets under management (AUM). With a presence across the U.S., Europe, India, Israel, and Southeast Asia, the firm has backed more than 1,000 companies. Lightspeed focuses on accelerating disruptive innovations in the enterprise, consumer, healthcare, and fintech sectors.
Ocean Use of Funds
The company will use the funding to scale its autonomous AI-driven email security platform, expand enterprise deployments, and enhance its AI investigation capabilities.
About Ocean
Led by CEO Shay Shwartz, Ocean is a cybersecurity company building an agentic email security platform powered by autonomous AI investigation. The platform uses a network of AI agents to investigate every email in real time, analyzing behavior, validating intent, and uncovering hidden threats that traditional email security tools miss. The company’s core engine, Ray, investigates every email to identify sophisticated AI-generated phishing, fraud, and impersonation attacks that bypass conventional defenses. Ocean already protects hundreds of thousands of enterprise mailboxes and serves Fortune 500 customers, including KAYAK, Kingston Technology, and Headspace.
Funding Details
Company: Ocean
Raised: $28.0M
Round: Growth
Funding Date: May 2026
Lead Investor: Lightspeed Venture Partners
Additional Investors: Picture Capital, Cerca Partners, Assaf Rappaport, Yevgeny Dibrov, Nadir Izrael, Dor Knafo, angel investors
Company Website: https://www.ocean.security
Software Category: Cybersecurity / Email Security / AI Security
Source: https://www.globenewswire.com/news-release/2026/05/19/ocean-launches-agentic-email-security-platform.html