Perimeter 81
Perimeter 81 is a Security Service Edge (SSE) and Zero Trust Network Access provider that delivers a converged network and security platform connecting remote users and branch offices to corporate resources on-premises or in the cloud. The company offers fast and secure internet access, cloud-native deployment with on-device network protection, zero-trust access with full mesh connectivity, and one-hour deployment capabilities.
Acquired
Perimeter 81 has been acquired
This company is no longer available on our private secondary market.
Overview
Company data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Founded
2018
Employees
200+
Total Funding
$159.5M
5 rounds
Latest Valuation
$1B
June 2022
Funding
Total raised $159.5M across 5 rounds
Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Last updated 06-25-2026
Latest Round
Type
Series C
Date
June 2022
Amount
$100M
Valuation
$1B
Lead Investors
| Date | Round | Amount Raised | Valuation | Lead Investors |
|---|---|---|---|---|
| June 2022 | Series C | $100M | $1B | B Capital |
| August 11, 2020 | Series B | $40M | $0.16B | Insight Partners |
| March 11, 2020 | Series A Extension | $4.5M | — | Toba Capital |
Funding by Round
Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Valuation Trajectory
Valuation indexed to 1.0× at the selected entry round. Valuation marks are estimates and may contain errors. Hover each dot to compare.
Entry · Series B
$0.2B
Aug 2020
Perimeter 81 today
$1B
Jun 2022 · latest mark
Perimeter 81 multiple
6.3x
valuation uplift since first round
Y-axis is logarithmic. Hollow dots = estimated valuations. Does not represent realized investor returns.
Prominent Investors
Leadership
Sagi Gidali
Co-Founder
Amit Bareket
Co-Founder
Competitors
Competitor list is illustrative and may be incomplete, stale, or erroneous.
Zscaler
Leading SASE and Zero Trust SSE platform with public market presence
Fortinet
Major network security vendor offering SASE and SD-WAN solutions
Cloudflare
Enterprise SASE platform provider with Zero Trust network access
Palo Alto Networks
Enterprise cybersecurity vendor offering SASE through Prisma Access
Cisco
Networking giant offering SASE and Zero Trust capabilities
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