5 Best Cyber Security Companies to Watch 2025
Business Fortune
| Company | Management | Description |
| Invisinet Technologies www.invisinet.com |
Brendan Sullivan, CEO |
Invisinet Technologies, a Houston, Texas-based company founded in 2021, is leading the way in cybersecurity with its innovative products, such as the proprietary First Packet Authentication™ technology. Unlike traditional cybersecurity methods, Invisinet cloaks critical infrastructure from unauthorized access starting with the very first packet, blocking threats before they even begin. This proactive defense positions Invisinet as a leader, providing unparalleled protection in a complex cybersecurity andscape. |
| PurpleSec www.purplesec.us |
Jason Firch, CEO |
PurpleSec helps companies defend against cyberattacks by combining defensive and offensive tactics. PurpleSec provides services including cybersecurity consultation, incident response, managed security, and penetration testing and helps businesses remain stress-free from cyberattacks by utilizing their cyber security solutions. |
| Quorum Cyber www.quorumcyber.com |
Federico Charosky, Founder & CEO |
Founded in Edinburg in 2016, Quorum Cyber assists organizations across all industries in defending themselves in an increasingly unpredictable and aggressive digital world. Quorum Cyber took a novel approach, tailoring its services to the specific demands of its customers through a partnership model. |
| Adarma www.adarma.com |
Chris Shaw, CEO |
Adarma, established in 2013 is a UK’s leading Security Operations specialist for modern global enterprises. Adarma protects organisations in the FTSE 350, including those in Critical National Infrastructure and other regulated sectors. |
| BetterWorld Technology www.betterworldtechnology.com |
James F. Kenefick, Co-Founder & Chairman |
BetterWorld Technology offers expert services, cybersecurity solutions, and managed IT services for companies worldwide. BetterWorld’s eight guiding principles not only shape how they work but also ensure it provides the best possible service to the clients. |
