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Top Houston, TX Security Companies (44)

Ascend Performance Materials
Hardware • Other • Security • Biotech
6 Offices
2,500 Employees
34 Benefits Hiring Now

As the world's largest fully integrated producer of PA66, we designed our vertically integrated manufacturing process to ensure quality, consistency and supply security. Headquartered in Houston, Texas, Ascend has nine global locations, including five fully integrated manufacturing facilities in the southeastern United States and an engineering plastics compounding facility in Europe, all dedicated to the innovation and safe production of nylon...

Ascend Performance Materials
Dragos
Security • Cybersecurity
2 Offices
295 Employees
32 Benefits Hiring Now

Dragos is an industrial (OT/ICS/IIoT) cybersecurity company on a mission to safeguard civilization. Our integrated software platform provides critical visibility into ICS and OT networks so that threats are identified, and can be addressed before they become significant events, our solutions are optimized for emerging applications like the Industrial Internet of Things (IIoT), enabling our clients in power and water...

Dragos
Raptor Technologies
Information Technology • Security • Software
Houston
155 Employees
13 Benefits Hiring Now

Raptor is driven by our mission to protect every child, every school, every day. Founded in 2002, Raptor provides integrated school safety software enabling schools to safeguard students and staff, screen visitors, track volunteers, report on drills, respond to emergencies, and reunite families. Raptor is trusted by over 50,000 schools worldwide to keep staff and children safe.

Raptor Technologies
Liongard
Cloud • Security • Software
Houston
104 Employees
23 Benefits Hiring Now

Liongard unifies and automates the management and protection of modern IT environments at scale for MSPs and Enterprise IT Operations.

Liongard
Action1 Corporation
Information Technology • Security • Software
Houston
89 Employees
Hiring Now

Action1 is an autonomous endpoint management platform that is cloud-native, infinitely scalable, highly secure, and configurable in 5 minutes—it just works and is always free for the first 200 endpoints, with no functional limits. By pioneering autonomous OS and third-party patching - AEM’s foundational use case - through peer-to-peer patch distribution and real-time vulnerability assessment without needing a VPN, it...

Action1 Corporation
NETSYNC
Cloud • Information Technology • Security • Cybersecurity
8 Offices
450 Employees
11 Benefits Hiring Now

Netsync specializes in collaboration & unified communications, data center and cloud, network infrastructure and others. NETSYNC is an NMSDC-certified minority business enterprise (MBE), federally certified woman-owned small business (WOSB), and HUB-certified value-added reseller (VAR), specializing in the implementation of comprehensive IT life cycle solutions for a wide array of organizations. As a Cisco Gold, Master Collaboration, and Master Security Partner; an HP...

NETSYNC
Allied Fire Protection
5 Offices
348 Employees
Hiring Now

Allied Fire Protection is dedicated to protecting lives and property through expert fire protection solutions. From our corporate headquarters in Houston, we proudly serve communities across Austin, San Antonio, Laredo, the Rio Grande Valley, Dallas/Fort Worth, Tampa, and Nashville — delivering safety, reliability, and peace of mind wherever we go.

Allied Fire Protection
A-AAA Houston Storage
Houston

A-AAA Houston Storage is a company providing safe, affordable, and secure self storage Units.

A-AAA Houston Storage
Macquarie Group
Fintech • Information Technology • Payments • Productivity • Security • Financial Services • Big Data Analytics
7 Offices
20,500 Employees
40 Benefits
Empowering people to innovate and invest for a better future.

At Macquarie, we aim to bring together the best of financial services and technology for our people and clients – whether that’s utilizing our technology platforms for our people to work and collaborate or enabling our team to place trades, manage clients or improve the way we do things.

Macquarie Group
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Siemens
Artificial Intelligence • Internet of Things • Security • Cybersecurity
41 Offices
293,000 Employees
41 Benefits

Siemens is a technology company focused on industry, infrastructure, mobility, and healthcare. Creating technologies for more resource-efficient factories and resilient supply chains to smarter buildings and grids, to cleaner, comfortable transportation and advanced healthcare, the company empowers customers to transform the industries that form the backbone of economies, transforming the everyday for billions of people. In fiscal 2020, which ended on...

Siemens
Alexande/ Ryan Marine & Safety
Houston
55 Employees

Alexander/Ryan Marine & Safety is a manufacturer, distributor and safety certification provider for the Offshore and Marine industries.

Alexande/ Ryan Marine & Safety
Alert Logic
Security • Software • Cybersecurity
5 Offices
620 Employees

Alert Logic is the industry’s first SaaS-enabled managed detection and response (MDR) provider, delivering unrivaled security value. Since no level of investment prevents or blocks 100% of attacks, you need to continuously identify and address breaches or gaps before they cause real damage. With limited budget and expertise, this level of security can seem out of reach. Our purpose-built technology...

Alert Logic
American Fire Systems, Inc.
Houston
72 Employees

American Fire Systems, Inc is a Fire protection service in Houston, Texas.

American Fire Systems, Inc.
Banyan Risk Group
Houston
13 Employees

Banyan Risk Group. When It Matters. At Banyan, our people, passion and tailored approach make the difference. Our team exists to provide impact for our clients around the world. Banyan’s integrated approach to providing critical business intelligence goes beyond generic reporting and is tailored specifically to our clients’ needs. This approach empowers our clients to focus on their core strengths, eliminate the...

Banyan Risk Group
SCIS Security
Security
Houston
40 Employees

Affordable SMB Cyber Security Solutions. MSSP, Endpoint Security, NGFW, IPS, DFIR, Pen Testing, CISO Consulting

SCIS Security
Liberty Screening
Houston
10 Employees

Liberty Screening offers background checks, employee screening and many other services at the most competitive prices.

Liberty Screening
Ironclad Encryption
Security • Software
Houston

Ironclad Encryption patented technology enhances secret key algorithms, making it virtually impossible to compromise stored and transmitted.

Ironclad Encryption
RigNet
Machine Learning • Other • Security • Software
3 Offices
510 Employees
24 Benefits

For industries with remote operations, RigNet provides secure managed communications, machine learning software, and digital transformation solutions. RigNet, a Viasat company, is a global enterprise that provides customized communications services, applications and cybersecurity solutions enhancing customer decision making and business performance.

RigNet
Giant Gray
Security • Software
Houston

Giant Gray develops scalable solutions that automatically identify suspicious activity from video surveillance systems.

Giant Gray
Logix Fibre Networks
Information Technology • Security • Software
Houston
410 Employees

Logix Fibre Networks focuses on supplying business and carrier customers with highly secure fiber-based data and voice services.

Logix Fibre Networks

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