Top Convertible-note Cybersecurity companies
Companies defending or attacking software, networks, and cloud infrastructure. Filtered to companies whose latest disclosed round is Convertible-note.
Built from a search like: “Top Convertible-note Cybersecurity companies”
Ranked by current headcount across Convertible-note Cybersecurity companies. Refreshed daily.
- 1Bugcrowd· San Francisco, California, United States
- Debt
- 3.6k employees
- Founded 2012
- 2Arctic Wolf· Eden Prairie, Minnesota, United States
- Convertible note
- 3.4k employees
- Founded 2012
- 3RSA Security· Burlington, Massachusetts, United States
- Debt
- 2.7k employees
- Founded 1982
- 4KnowBe4· Clearwater, Florida, United States
- Debt
- 2.4k employees
- Founded 2010
- 5Optiv· Denver, Colorado, United States
- Debt
- 2.4k employees
- Founded 2015
- 6N-able· Morrisville, North Carolina, United States
- Debt
- 2.2k employees
- Founded 2000
- 7DigiCert· Lehi, Utah, United States
- Debt
- 1.9k employees
- Founded 2003
- 8Chainguard· Kirkland, Washington, United States
- Debt
- 668 employees
- Founded 2021
- 9Semperis· Hoboken, New Jersey, United States
- Debt
- 630 employees
- Founded 2014
- 10Lookout· Boston, Massachusetts, United States
- Debt
- 520 employees
- Founded 2007
- 11Pindrop· Atlanta, Georgia, United States
- Debt
- 339 employees
- Founded 2011
- 12Security Risk Advisors· Philadelphia, Pennsylvania, United States
- Debt
- 336 employees
- Founded 2010
- 13TRUNO, Retail Technology Solutions· Lubbock, Texas, United States
- Debt
- 326 employees
- Founded 1978
- 14COFENSE· Ashburn, Virginia, United States
- Debt
- 291 employees
- Founded 2011
- 15Nexus IN Groupe· Stockholm, Skåne County, Sweden
- Debt
- 268 employees
- Founded 1984
- 16FireMon· Lenexa, Kansas, United States
- Debt
- 260 employees
- Founded 2004
- 17Owl Cyber Defense· Columbia, Maryland, United States
- Debt
- 252 employees
- Founded 1999
- 18CyberMaxx· Linthicum Heights, Maryland, United States
- Debt
- 226 employees
- Founded 2009
- 19Alert Logic· Eden Prairie, Minnesota, United States
- Debt
- 174 employees
- Founded 2002
- 20Itway· Milan, Lombardy, Italy
- Convertible note
- 169 employees
- Founded 1996
- 21Avira· Tettnang, Baden-Württemberg, Germany
- Debt
- 161 employees
- Founded 1986
- 22Flare· Montreal, Quebec, Canada
- Debt
- 155 employees
- Founded 2017
- 23Africa Data Centres· Johannesburg, Gauteng, South Africa
- Debt
- 142 employees
- Founded 2018
- 24cyan Digital Security· Vienna, Vienna, Austria
- Convertible note
- 137 employees
- Founded 2006
- 25GATEWATCHER· Paris, Île-de-France, France
- Debt
- 117 employees
- Founded 2015
Find engineers and founders at Convertible-note Cybersecurity companies
Convertible-note Cybersecurity companies are some of the most active hirers in the market. The list above ranks the largest Cybersecurity companies whose latest disclosed round is Convertible-note, by current headcount, drawn from public LinkedIn and Crunchbase records. Across 71matching companies, you’ll find senior engineers, founding designers, and operators worth tracking.
Companies at this stage in Cybersecurity share a profile: a working product, fresh capital, and a hiring plan that wants senior people yesterday. Looking at headcount, last round, and HQ side by side gives you a quick read on where Cybersecurity talent is concentrating right now.
Refolk converts this list into a search. Ask for “Convertible-note Cybersecurity founders hiring senior engineers” or “design leads at Convertible-note Cybersecurity companies” and Refolk returns a fresh ranked shortlist with the sources behind each match.
How this list is built
Last refreshed: Thu, 07 May 2026 06:55:18 GMT
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