Seal Security
Seal Security is a cybersecurity company specializing in Application Security, founded in 2022 and headquartered in Wilmington, United States. It has raised $20.4M in equity across 2 priced rounds, employs about 114 people, and is privately held.
updated Oct 4, 2026
Latest Seal Security news and company activity
What Seal Security did, dated — selected moves from the record, one per kind, newest first.
- Oct 2026RecognitionLeslie C. Named to 2026 Channel Sales Association Excellence List
- Sep 2026PartnershipSeal Security Accepted into OpenAI Daybreak Access Program
- Apr 2026Product launchSeal Security Launches Mythos Program to Close Patch Gap
- Jul 2025Funding roundSeal Security raises $13M Series A to automate open-source vulnerability fixes
Seal Security Momentum score
48/ 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.
Seal Security funding
Seal Security has raised $20.4M in priced equity. Its most recent round was a Series A in July 2025.
- Equity raised
- $20.4M2 priced rounds
- Last round
- Series AJul 2025
Seal Security employees and hiring
Seal Security has about 114 employees, down 1% over the last 30 days.
- Employees
- 114
- 30-day change
- -1%
- Open roles
- 0
Seal Security competitors
Security professionals most often compare Seal Security against Datadog on cybersectools.com. The full competitive set, with overlap scoring, is in the platform.
ranked by CybersecTools comparison demand, 90 days
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Seal Security CISO Score
How Seal Security reads to a CISO buyer: seven dimensions of the Mandos Framework, scored through the eyes of a security buyer.
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
