Ocean Security
Ocean Security is a cybersecurity company specializing in Email & Messaging Security, founded in 2024 and headquartered in New York, United States. It has raised $28M in equity across 2 priced rounds, employs about 164 people, and is privately held.
#3Email & Messaging Security Pacesetter· Q3 2026updated Oct 24, 2026
Latest Ocean Security news and company activity
What Ocean Security did, dated — selected moves from the record, one per kind, newest first.
- Oct 2026RecognitionOcean Named to 2026-27 Fortune Cyber 60
- Oct 2026Feature launchRay Now Available in Gemini Enterprise Agent Marketplace
- Oct 2026Exec changeItzhak Tambor Joins Ocean as Chief Legal Officer and COO
- May 2026Funding roundOcean Emerges From Stealth With $28M for Agentic Email Security Platform
Ocean Security Momentum score
72/ 100climbing
Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.
Ocean Security funding
Ocean Security has raised $28M in priced equity. Its most recent round was a Series A in May 2026. It has 2 funding rounds on record: Seed and Series A. 10 investors are on record, including Lightspeed Venture Partners and Assaf Rappaport.
- Equity raised
- $28M2 priced rounds
- Last round
- Series AMay 2026
Ocean Security employees and hiring
As of September 2026, Ocean Security has about 164 employees, up 8% over the last 30 days.
- Employees
- 164
- 30-day change
- +8%
- Open roles
- 0
Ocean Security competitors
Competitors of Ocean Security include Abnormal Security and StrongestLayer. The full competitive set, with overlap scoring, is in the platform.
ranked by CybersecTools comparison demand, 90 days
Get the Mandos Brief, free.
A free Mandos account opens 1 full company profile a month, the moment you click, plus our research articles and the Mandos Brief every Monday. Use your work email.
- One full company profile a month
- The full Mandos Pacesetters analysis, each quarter
- Research articles
- The Mandos Brief every Monday
Free with your work email. No card. Includes the Mandos Brief every Monday.
Ocean Security CISO Positioning Score
How Ocean Security reads to a CISO buyer: seven dimensions of the Mandos Framework, scored through the eyes of a security buyer.
