Transmit Security
Transmit Security is a cybersecurity company specializing in IAM, founded in 2014 and headquartered in Boston, United States. It has raised $583M in equity across 2 priced rounds, employs about 318 people, and is privately held.
updated Sep 12, 2026
Latest Transmit Security news and company activity
What Transmit Security did, dated — selected moves from the record, one per kind, newest first.
- May 2026Feature launchStopping Scams in Real Time by Intercepting the Attacker Mid-Conversation with Transmit Security
- Feb 2026RecognitionMosaic Ranked #1 in Gartner Critical Capabilities for Access
- Nov 2025RecognitionTransmit Security Named a Leader in the 2025 Gartner® Magic Quadrant for Access Management
- Nov 2025Recognition
Transmit Security Momentum score
61/ 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.
Transmit Security products
Transmit Security funding
Transmit Security has raised $583M in priced equity. Its most recent round was a Series A in June 2021.
- Equity raised
- $583M2 priced rounds
- Last round
- Series AJun 2021
Transmit Security employees and hiring
Transmit Security has about 318 employees, up 1% over the last 30 days, with 28 open roles.
- Employees
- 318
- 30-day change
- +1%
- Open roles
- 28
Transmit Security competitors
Security professionals most often compare Transmit Security against Frontegg, Okta, and Descope 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 jobs28 live postings, role mix
- Tech stackframeworks, clouds, security
