Network security is a vital industry in today's digitally-driven economy, promising protection from cyber attacks and data breaches. The sector is home to a myriad of companies offering a wide spectrum of services -- from vulnerability identification and firewall management to disaster recovery and compliance solutions. Based in Texas, these firms leverage cutting-edge technology to deliver comprehensive security solutions that safeguard systems, applications, cloud infrastructures, and devices. Amidst the growing concerns around data breaches and cyber attacks, the sector is anticipated to experience remarkable growth as businesses increasingly realize the importance of robust network security.


Top 22 network security companies in Texas

1. Ntirety

  • Website: ntirety.com
  • Headquarters: Austin, Texas, United States
  • Founded: 2019
  • Headcount: 501-1000
  • Latest funding type: Acquired
  • LinkedIn

Ntirety is a company that enables businesses to move faster with less risk. They offer comprehensive compliant security solutions, including identity and access management, vulnerability identification, data encryption, managed firewall service, managed security patching, malware detection, and disaster recovery-as-a-service. They also provide compliance-as-a-service, security assessments, and training and education. Ntirety aims to deliver pervasive security throughout systems, applications, multi-cloud infrastructure, and devices.


2. Synack Red Team

  • Website: synack.com
  • Headquarters: Austin, Texas, United States
  • Founded: 2013
  • Headcount: 51-200
  • Latest funding type: Secondary Market
  • LinkedIn

Synack is a premier security testing platform that offers on-demand security tasks and vulnerability scanning. They provide RBAC for team collaboration and tracking, bug bounty solutions, and continuous and on-demand security testing. The company helps businesses find and fix vulnerabilities that matter, ensuring consistent test experience and real-time results for reporting and compliance.


3. Specialized Security Services, Inc.

S3 Security is a leading company in the cybersecurity industry, offering custom-tailored programs to ensure truly secure environments without hindering business growth. With expertise in compliance, information security, and penetration testing, S3 Security helps organizations protect their assets and stay ahead of cyber threats.


4. Invicti Security

  • Website: invicti.com
  • Headquarters: Austin, Texas, United States
  • Founded: 2018
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

Invicti is a web security company that helps organizations identify and remediate vulnerabilities in their web assets. Their software allows users to easily find and manage web assets, conduct dynamic security analysis, and assign vulnerabilities for remediation.


5. CoNetrix

  • Website: conetrix.com
  • Headquarters: Lubbock, Texas, United States
  • Founded: 1977
  • Headcount: 51-200
  • LinkedIn

CoNetrix is a technology services company that specializes in computer networking and data security. They offer a range of services including network design and implementation, security services, IT consulting, and vendor management. Their expertise in cybersecurity and compliance management helps businesses protect their data and ensure regulatory compliance. CoNetrix is recognized for their top-notch products and solutions in the field of technology and their commitment to customer satisfaction.


6. Cymulate

  • Website: cymulate.com
  • Headquarters: Dallas, Texas, United States
  • Founded: 2016
  • Headcount: 51-200
  • Latest funding type: Series D
  • LinkedIn

Cymulate is a cybersecurity company that provides breach and attack simulation solutions. Their platform allows organizations to simulate attacks across various vectors, identify security gaps, and continuously improve their security posture.


7. Zyston LLC

  • Website: zyston.com
  • Headquarters: Dallas, Texas, United States
  • Founded: 2016
  • Headcount: 51-200
  • Latest funding type: Series Unknown
  • LinkedIn

Zyston is a cybersecurity company that offers a powerful security platform called CyberCAST. They provide comprehensive end-to-end cybersecurity services to help clients build and operate effective information security programs.


8. WeSecureApp

WeSecureApp is a trusted cyber security partner, offering a range of services including application security, network security, cloud security, threat simulation, container security, and audit services. With a focus on securing and protecting businesses, they provide assessments, hardening, and vulnerability testing to ensure the highest level of security for their clients.


9. Cyber Defense Labs

  • Website: cyberdefenselabs.com
  • Headquarters: Dallas, Texas, United States
  • Founded: 2011
  • Headcount: 51-200
  • Latest funding type: Series Unknown
  • LinkedIn

Cyber Defense Labs is a company that provides cybersecurity solutions to businesses. They offer services such as vulnerability assessments, penetration testing, incident response, and security consulting.


10. Cybalt

  • Website: cybalt.com
  • Headquarters: Plano, Texas, United States
  • Founded: 2022
  • Headcount: 51-200
  • LinkedIn

Cybalt is a cybersecurity company that provides Next-Gen Solutions to address network threats. They offer fully customized services for various industries, including healthcare, banking, manufacturing, and public sector. Their solutions cover Managed XDR, Infrastructure & Data Security, Identity & Access Management, Cloud Security, and more. Cybalt delivers cost-effective services by leveraging automation, best practices, and global talent. They have a global presence and attract skilled and certified professionals. Customers rely on Cybalt's expertise to streamline their security measures and improve cybersecurity maturity.


11. Solis Security

  • Website: gosolis.com
  • Headquarters: Austin, Texas, United States
  • Founded: 2003
  • Headcount: 11-50
  • LinkedIn

Solis Security is a cybersecurity services provider that specializes in implementing proactive protections and providing incident response in the event of a cyber attack or data breach. They offer services such as assessments, pen testing, security awareness training, and virtual ISO to help organizations minimize the risks of weak cybersecurity. Solis Security takes a vested interest in their clients' success and creates solutions tailored to their specific needs and budget.


12. Maxxsure, LLC

  • Website: maxxsure.com
  • Headquarters: Addison, Texas, United States
  • Founded: 2016
  • Headcount: 51-200
  • Latest funding type: Seed
  • LinkedIn

Maxxsure is a cyber risk management platform that helps organizations identify, measure, and score their cyber risks. They provide solutions for executive management to assess preparedness and resiliency against cyber events and estimate potential financial loss. With a data-driven methodology and technology, Maxxsure calculates a cyber risk rating known as the M-Score, which accounts for People, Process & Technology. Their user-friendly platform enables organizations to prioritize and manage risks and create a customizable roadmap for cyber risk management.


13. SanApptX

Sanapptx is an IT solutions provider that helps businesses ensure the security, efficiency, and scalability of their IT infrastructure. With a focus on cyber security, cloud management, and backup and disaster recovery services, Sanapptx offers cost-effective technological strategies to create a constant and secure workflow. They partner with businesses to implement the most efficient IT solutions and provide consultancy services to address vulnerabilities and protect network infrastructure.


14. Red Siege

  • Website: redsiege.com
  • Headquarters: Longview, Texas, United States
  • Founded: 2017
  • Headcount: 11-50
  • LinkedIn

Red Siege is an information security company that specializes in performing in-depth analysis and identifying vulnerabilities in organizations' defensive stacks. Through their offensive approach, they help organizations test and strengthen their network security against sophisticated adversaries. Their services include customized penetration testing and web application penetration testing. Red Siege is known for delivering detailed and actionable reports that provide specific instructions on addressing security issues.


15. K3des LLC

  • Website: k3des.com
  • Headquarters: Houston, Texas, United States
  • Founded: 2002
  • Headcount: 11-50
  • LinkedIn

K3DES is a computer and network security consulting company that specializes in providing assessments and certifications for the payments industry. They offer services such as network vulnerability scanning, penetration testing, cryptographic consulting, and security consulting. With over 30 years of experience, K3DES is known for their competitive pricing and expertise in compliance certifications including PCI DSS, PA DSS, PCI P2PE, TR-39, PCI PIN, HIPAA, FISMA, and ISO27001.


16. Secutor Cybersecurity

  • Website: secutoris.com
  • Headquarters: Fort Worth, Texas, United States
  • Founded: 2013
  • Headcount: 11-50
  • LinkedIn

Secutor is a cybersecurity consulting firm specializing in assessing and improving the security of networks. They analyze people, processes, and technology to identify vulnerabilities and weaknesses. With a team of experienced consultants and certifications in information security, they provide tailored solutions to mitigate risk and enhance cybersecurity programs.


17. Future Com

  • Website: myfuturecom.com
  • Headquarters: Grapevine, Texas, United States
  • Founded: 1991
  • Headcount: 11-50
  • Latest funding type: Acquired
  • LinkedIn

Future Com is a technology solutions company that specializes in designing and tuning networks for performance and security. They offer services such as vulnerability testing, penetration testing, and managed services.


18. Young Scholars Academy for Excellence

  • Website: ysafe.org
  • Headquarters: Houston, Texas, United States
  • Founded: 1996
  • Headcount: 11-50
  • LinkedIn

Ysafe.org is a company that provides online security solutions to businesses, organizations, and individuals to protect them from cyber threats and data breaches.


19. LEO Cyber Security

LEO Cybersecurity is a cyber-as-a-service company that offers comprehensive, customizable cybersecurity solutions to protect businesses' digital assets from cyber threats.


20. Beyond Secure Inc

BeyondSecure is a cybersecurity company that helps businesses protect their data from cyber threats. Their services include penetration testing, vulnerability assessments, and security audits.


21. CryptoArmor

CryptoArmor is a cybersecurity solution for web3 and crypto businesses, providing advanced penetration testing, incident response, threat prevention, and real-time monitoring to prevent web3 hacks.


22. Tuearis Cyber

Tuearis Cyber offers professional security services and managed security solutions to protect company environments from network vulnerabilities. Their team of experts in various security disciplines apply leading technologies and provide customized security solutions for their clients.


Want to find more network security companies?


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