OneLayer
Cyber-Physical SecurityBoston, United Statesfounded 2021private
OneLayer is a cybersecurity company specializing in Cyber-Physical Security, founded in 2021 and headquartered in Boston, United States. It has raised $42.7M in equity across 3 priced rounds, employs about 84 people, and is privately held.
updated Sep 12, 2026
Latest OneLayer news and company activity
What OneLayer did, dated — selected moves from the record, one per kind, newest first.
- Aug 2026PartnershipTeckNexus and OneLayer Launch Cellular Security Assessments Amid Emerging Private APN Threats to Critical Infrastructure
- Jun 2026Exec changeOneLayer Appoints Alexa Bleecker as VP of Growth Marketing as Demand for Private Cellular Security Accelerates
- Apr 2026Product launchOneLayer Launches Sentry Partner Program to Extend Zero Trust Security for Private Cellular Networks
OneLayer Momentum score
47/ 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.
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OneLayer funding
OneLayer has raised $42.7M in priced equity. Its most recent round was a Series A in October 2025.
- Equity raised
- $42.7M3 priced rounds
- Last round
- Series AOct 2025
OneLayer employees and hiring
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
