Accel portfolio Cybersecurity companies

Global venture firm with a strong record in enterprise SaaS, security, and infra. Filtered to companies in Cybersecurity.

Built from a search like: “Accel-backed Cybersecurity companies”

Ranked by current headcount across Accel-backed Cybersecurity companies. Refreshed daily.

1
CrowdStrike· Remote, Oregon, United States
- Post-IPO equity
- 11.3k employees
- Founded 2011
2
Netskope· Santa Clara, California, United States
- Series unknown
- 3.3k employees
- Founded 2012
3
SentinelOne· Mountain View, California, United States
- Post-IPO equity
- 3.2k employees
- Founded 2013
4
1Password· North York, Ontario, Canada
- Secondary
- 2.9k employees
- Founded 2005
5
Tenable· Columbia, Maryland, United States
- Post-IPO equity
- 2.3k employees
- Founded 2002
6
Cyera· New York, New York, United States
- Series F
- 1.3k employees
- Founded 2021
7
Imperva· Austin, Texas, United States
- Series unknown
- 1.3k employees
- Founded 2009
8
Forescout Technologies Inc.· San Jose, California, United States
- Post-IPO equity
- 1.3k employees
- Founded 2000
9
Snyk· Boston, Massachusetts, United States
- Corporate
- 1.2k employees
- Founded 2015
10
Illumio· Sunnyvale, California, United States
- Series F
- 878 employees
- Founded 2013
11
Axonius· New York, New York, United States
- Series E
- 770 employees
- Founded 2017
12
Vectra AI· San Jose, California, United States
- Series F
- 662 employees
- Founded 2011
13
Sysdig· San Francisco, California, United States
- Series G
- 644 employees
- Founded 2013
14
Lookout· Boston, Massachusetts, United States
- Debt
- 520 employees
- Founded 2007
15
Corelight· San Francisco, California, United States
- Series E
- 472 employees
- Founded 2016
16
Callsign· London Colney, England, United Kingdom
- Series unknown
- 273 employees
- Founded 2011
17
Webroot· Broomfield, Colorado, United States
- Series unknown
- 251 employees
- Founded 1997
18
Filigran· New York, New York, United States
- Series C
- 221 employees
- Founded 2022
19
Blackpoint Cyber· Denver, Colorado, United States
- Series C
- 191 employees
- Founded 2014
20
Oasis Security· New York, New York, United States
- Series B
- 141 employees
- Founded 2022
21
Vega
- Series B
- 132 employees
- Founded 2024
22
CyCognito· Palo Alto, California, United States
- Series C
- 119 employees
- Founded 2017
23
Code42 (acquired by Mimecast)· Minneapolis, Minnesota, United States
- Private equity
- 100 employees
- Founded 2001
24
Acalvio Technologies· Santa Clara, California, United States
- Series D
- 98 employees
- Founded 2015
25
RiskRecon by Mastercard· Salt Lake City, Utah, United States
- Series B
- 89 employees
- Founded 2013

Accel’s Cybersecurity portfolio

The list above ranks Accel-backed Cybersecurity companies by current headcount, drawn from public LinkedIn and Crunchbase records. 43 matching companies in our index give you a quick read on where Accel has gone deepest in the Cybersecurity space.

Accel’s Cybersecurity bets tend to share a thesis. The engineers, ML researchers, and founders inside these companies are often building the same primitives — and they show up in Cybersecurity talent pools across the next decade.

Refolk converts this list into a live search. Ask for “Accel Cybersecuritycompanies hiring senior engineers” or “founders of Accel-backed Cybersecuritycompanies” and Refolk returns a fresh ranked shortlist.

How this list is built

Refolk pulled Cybersecurity companies whose disclosed Crunchbase investor list includes Accel, ranked them by current employee count, and kept those with at least 5 employees. The list refreshes once a day.

Last refreshed: Thu, 07 May 2026 06:55:07 GMT

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Accel’s Cybersecurity portfolio

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