The information security sector is a rapidly evolving landscape encompassing companies dedicated to safeguarding valuable business data. These companies provide solutions for data protection, network security and offering cybersecurity measures against impending threats. With an increase in data breaches, ransomware, and insider threats, the requirement for such services is seeing a robust upward trend. Companies like Forcepoint, Alert Logic, and Ntirety, situated in Texas, contribute significantly to the state's robust infosec scenery. These organizations offer services ranging from managed detection and response (MDR) to data encryption, cloud security, and disaster recovery, to ensure the protection of their client's data assets.


Top 24 information security companies in Texas

1. Forcepoint

  • Website: forcepoint.com
  • Headquarters: Austin, Texas, United States
  • Founded: 1994
  • Headcount: 1001-5000
  • Latest funding type: Acquired
  • LinkedIn

Forcepoint is a cybersecurity company that offers a cloud-native platform for data and network security. They provide solutions for data loss prevention (DLP), insider threat protection, secure cloud applications, and secure remote working. With their all-in-one console, Forcepoint ONE, customers can manage and protect their data across all environments. The company focuses on simplifying security and adopting a continuous zero trust approach.


2. Alert Logic

  • Website: alertlogic.com
  • Headquarters: Houston, Texas, United States
  • Founded: 2002
  • Headcount: 501-1000
  • Latest funding type: Acquired
  • LinkedIn

Alert Logic is a provider of managed detection and response (MDR) services that offer comprehensive coverage for public clouds, SaaS, on-premises, and hybrid environments. They deliver white-glove MDR with expertise in cloud-based security, offering 24/7 threat detection and intelligent response to rapidly detect and respond to threats. Their scalable pricing options cater to individual business needs.


3. 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.


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. 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.


6. 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.


7. Acumera, Inc

  • Website: acumera.com
  • Headquarters: Austin, Texas, United States
  • Founded: 2002
  • Headcount: 51-200
  • Latest funding type: Angel
  • LinkedIn

Acumera is a leader in managed network security, providing enhanced security services and secure edge networking solutions. They offer a reliable platform for multi-site businesses, allowing seamless management and control of microservices. Acumera focuses on protecting businesses from cyber threats, assisting with PCI compliance, and increasing network security. With their advanced technology and experienced team, Acumera ensures a secure and efficient network infrastructure for their customers.


8. Netgate

  • Website: netgate.com
  • Headquarters: Austin, Texas, United States
  • Founded: 2002
  • Headcount: 51-200
  • LinkedIn

Netgate is a company that offers TNSR software, which provides advanced network routing and security solutions. Their software includes features such as dynamic routing, IPsec tunneling, NAT configuration, and DNS resolver services.


9. Wave Systems Corp.

  • Website: wavesys.com
  • Headquarters: Austin, Texas, United States
  • Founded: 1988
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

Wave Systems Corp. is a technology company specializing in data protection and security solutions. They offer products such as Wave Virtual Smart Card and Wave Self-Encrypting Drive Management for compliance, access/authentication, and malware protection. Their solutions cater to various industries and customer groups, ensuring data privacy and security. They operate by providing software solutions and engaging investment banks for strategic evaluation. With a focus on trusted computing and tablet security, Wave Systems Corp. aims to provide secure data solutions for businesses.


10. 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.


11. 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.


12. INTRUSION, Inc.

  • Website: intrusion.com
  • Headquarters: Plano, Texas, United States
  • Founded: 1983
  • Headcount: 51-200
  • Latest funding type: Ipo
  • LinkedIn

Intrusion is a cybersecurity company that offers network protection, threat intelligence solutions, and consulting services. They provide on-premise appliances, cloud security solutions, and endpoint protection to shield against cyber threats. With over 30 years of experience, they help organizations detect, defend, and destroy cyber threats.


13. Digital Defense by HelpSystems

  • Website: digitaldefense.com
  • Headquarters: San Antonio, Texas, United States
  • Founded: 1999
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

Digital Defense is a cybersecurity company that offers professional services to improve cybersecurity and protect businesses.


14. Lodestone

  • Website: lodestone.com
  • Headquarters: Lewisville, Texas, United States
  • Founded: 2016
  • Headcount: 51-200
  • LinkedIn

Lodestone is a computer security and cyber security consulting company that provides evidence and analysis to support decision-making. They specialize in detecting insider threats, investigating payment fraud, and providing detailed reports and findings. With experience in various industries and expertise in digital forensics and incident response, Lodestone offers forensic checkups, breach analysis, and litigation support services.


15. 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.


16. Dispel

  • Website: dispel.io
  • Headquarters: Austin, Texas, United States
  • Founded: 2014
  • Headcount: 51-200
  • Latest funding type: Series A
  • LinkedIn

Dispel.io offers a secure remote access system for industrial networks that exceeds cybersecurity standards. They provide comprehensive traffic logs and analytics, real-time screen recording, and a role-based access control with custom scopes. With Dispel, customers can safely manage their systems from anywhere and ensure operational resilience.


17. 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.


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. 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.


20. The Central Texas It Guy

Centex Technologies provides IT security solutions for enterprises. Their solutions include cybersecurity measures to help businesses protect their networks and systems from evolving cyber threats.


21. CyAlly

  • Website: cyally.com
  • Headquarters: Allen, Texas, United States
  • Founded: 2022
  • Headcount: 1-10
  • LinkedIn

CyAlly offers I.T. risk advisory and cyber security services to organizations. With industry expertise, the company reduces complexity and cost in cyber security and provides support through its MDR and SOC services.


22. UniVista LLC

  • Website: univista.com
  • Headquarters: Austin, Texas, United States
  • Founded: 1997
  • Headcount: 11-50
  • LinkedIn

UniVista is a managed IT solutions provider based in Austin, Texas. With decades of IT experience and strategic partnerships, UniVista offers a range of services to help organizations meet their IT needs. Their solutions are designed to reduce costs, increase revenue, and mitigate business risks.


23. Information Security Office at The University of Texas at Austin

The Information Security Office (ISO) at The University of Texas at Austin, founded in 1998, is a leader in information and cyber security specializing in security applications and services for large environments like higher education institutions, governmental entities, and enterprises. The ISO provides a broad range of applications that include risk management, risk assessment, incident management, password management, and data leak protection. As well as services in controlled penetration testing, network vulnerability assessments, physical security assessments, and application security assessments. These applications and services are in use at The University of Texas at Austin, one of the largest public institutions in the country accounting for some 95,000 systems across 175 different departments. Our applications and services and be viewed at: http://security.utexas.edu/apps-services


24. AT&T Cybersecurity

AT&T Cybersecurity’s Edge-to-Edge technologies provide phenomenal threat intelligence, collaborative defense, security without the seams, and solutions that fit your business. Our unique, collaborative approach integrates best-of-breed technologies with unrivaled network visibility and actionable threat intelligence from AT&T Alien Labs researchers, Security Operations Center analysts, and machine learning – helping to enable our customers around the globe to anticipate and act on threats to protect their business.


Want to find more information security companies?


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