Perimeter 81

Perimeter 81 is a Zero Trust Network as a Service designed to simplify secure network, cloud and application access for the modern and distributed workforce.

Perimeter 81 radically simplifies corporate network security with its Security Service Edge (SSE) platform. 

Perimeter 81 was founded in 2018 by Amit Bareket and Sagi Gidali. The company is headquartered in Tel Aviv, Israel, with offices in New York City and Los Angeles.


Perimeter 81 allows organizations of all industries and sizes to easily support the decentralized, hybrid workplace while avoiding the cyber complexity that hurts IT’s ability to defend corporate cloud and on-prem networks.


Perimeter 81’s highly intuitive SSE platform enables businesses to easily secure remote access, network traffic, and endpoint devices with its cutting-edge and cloud-delivered Zero Trust Network Access, Firewall as a Service, and Secure Web Gateway (SWG) offerings.


Perimeter 81 currently serves over 2,400 customers, including Fortune 500 companies and some of the most prominent organizations in technology, finance, healthcare, retail, entertainment, and more as well as growing SMBs.


Perimeter 81 is backed by Insight Partners, B Capital, ION Crossover Ventures, SonicWall, Spring Ventures, Entrée Capital, Toba Capital, and others. The company raised $100M in Series C round on Jun 06, 2022. This brings Perimeter 81's total funding to $159.5M to date. The latest round mints Perimeter 81 a unicorn with a valuation of $1B post-money.



  • Year founded: 2018
  • Funding Info: $159.5M over 5 Rounds (Latest Funding Type: Series C)
  • Yearly Revenue: NA
  • Employee Size: 201-500
  • Business Valuation: Valued at $1B as of Jun 06, 2022
  • City/Town: Tel Aviv
  • State: Tel Aviv
  • Country: Israel
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