Sublime Security
Sublime Security is a cybersecurity company specializing in Email & Messaging Security, founded in 2019 and headquartered in Washington, United States. It has raised $239.8M in equity across 4 priced rounds, employs about 300 people, and is privately held.
updated Sep 12, 2026
Latest Sublime Security news and company activity
What Sublime Security did, dated — selected moves from the record, one per kind, newest first.
- Sep 2026RecognitionMeet DC's 2026 Tech Titans
- Aug 2026PartnershipSublime Security Announces Integration with CrowdStrike Falcon Next-Gen SIEM
- Aug 2026Feature launchTailored Phishing Simulations from Sublime now in beta
- Oct 2025Mega roundSublime Security Raises $150M in Series C Funding as Industry-First AI Agents Accelerate Growth
Sublime Security Momentum score
52/ 100
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.
Sublime Security funding
Sublime Security has raised $239.8M in priced equity. Its most recent round was a Series C in October 2025.
- Equity raised
- $239.8M4 priced rounds
- Last round
- Series COct 2025
Sublime Security employees and hiring
Sublime Security has about 300 employees, up 1% over the last 30 days.
- Employees
- 300
- 30-day change
- +1%
- Open roles
- 0
Sublime Security competitors
Security professionals most often compare Sublime Security against Abnormal Security on cybersectools.com. The full competitive set, with overlap scoring, is in the platform.
by search demand for comparison pages on cybersectools.com, 90 days
The other 440 data points.
- Funding historyevery round, every investor named
- Headcount growthvelocity, departments, seniority
- Open jobslive postings, hiring pace, role mix
- Tech stackframeworks, clouds, security
