GreyNoise, Inc.
GreyNoise, Inc. is a cybersecurity company specializing in Threat & Vulnerability Management, founded in 2017 and headquartered in Washington, United States. It has raised $20.4M in equity across 5 priced rounds, employs about 60 people, and is privately held.
updated Sep 12, 2026
Latest GreyNoise, Inc. news and company activity
What GreyNoise, Inc. did, dated — selected moves from the record, one per kind, newest first.
- Aug 2026Exec changeGreyNoise Names Andrew Thompson Senior Vice President of Adversary Operations
- Apr 2026Product launchGreyNoise Intelligence Introduces C2 Detection to Close the Visibility Gap at the Edge of the Network
- Oct 2025Product launchIntroducing GreyNoise Block: Fully configurable, real-time blocklists
17 events tracked since Aug 2025 · selected events shownUnlock the complete GreyNoise, Inc. timeline
GreyNoise, Inc. Momentum score
27/ 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.
GreyNoise, Inc. funding
GreyNoise, Inc. has raised $20.4M in priced equity. Its most recent round was a Series A in June 2022.
- Equity raised
- $20.4M5 priced rounds
- Last round
- Series AJun 2022
GreyNoise, Inc. employees and hiring
GreyNoise, Inc. has about 60 employees, down 2% over the last 30 days, with 1 open roles.
- Employees
- 60
- 30-day change
- -2%
- Open roles
- 1
GreyNoise, Inc. competitors
Security professionals most often compare GreyNoise, Inc. against Abusix 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 jobs1 live postings, role mix
- Tech stackframeworks, clouds, security
