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last updated 07-Jun-2021

This is a new directory we are just starting to populate, as per your feedback. We did not have it before as our Defense Cops listings already incorporate the larger cybersecurity suppliers commonly involved in capital projects (e.g. BAE Systems, Booz Allen Hamilton, Lockheed Martin, Northrop Grumman and Raytheon), and the firms in the PSCs pages commonly offer cybersecurity services. So this is an emergent List / Directory of selected firms with cybersecurity capabilities at the heart of their businesses as well as some other offering distinctive services tailored for cyber-defense. As this is a work in progress section, apologies for the incomplete profiles.

From other sections:


Booz Allen Hamilton Inc - Cybersecurity

The company has developed cyber risk solutions for corporate boards, C-suite executives, chief information security officers (CISO), and senior government officials. Thier five-phased Cyber Defense Operations service offerings also provide all of the components of a state-of-the-art cyber program, including onsite and offsite resources in a predictable economic model that optimizes delivery and value. [Information retrieved from the company's website in June 2021]:


CyberArk Software Ltd / Cyber-Ark

CyberArk provides privileged access management, a critical layer of IT security to protect data, infrastructure and assets across the enterprise, in the cloud and throughout the DevOps pipeline. The company pioneered the market and remains the leader in securing enterprises against cyber attacks that take cover behind insider privileges to attack critical enterprise assets. CyberArk has been added to the U.S. Department of Defense (DoD) Unified Capabilities Approved Products List (UC APL) and has received the U.S. Army Certificate of Networthiness (CoN). [Information retrieved from the company's website in September 2020]:


FireEye Inc / Mandiant Corp / Mandiant Solutions

Mandiant was acquired by FireEye in December 2013. FireEye offers a single platform that blends innovative security technologies, nation-state grade threat intelligence and world-renowned Mandiant® consulting. With this approach, FireEye eliminates the complexity and burden of cyber security for organizations struggling to prepare for, prevent and respond to cyber attacks. Mandiant solutions, part of Microsoft Intelligent Security Association (MISA) : Threat Intelligence, Security Validation, Managed Defense, Cyber Security Consulting, Expertise on Demand, Cyber Security Training, and Incident Response. [Information retrieved from the company's website in September 2020]:


Herjavec Group

Founded in 2003 and with offices and Security Operations Centers across the United States, United Kingdom, Canada and India, the group has expertise in comprehensive security services, including Advisory Services, Technology Architecture & Implementation, Identity & Access Management, Managed Security Services, Threat Hunting & Management, Digital Forensics and Incident Response. They also mitigate single vendor risk by delivering the best cybersecurity products to support your security stack. [Information retrieved from the company's website in May 2021]:



Founded in 2010, KnowBe4 is the world's first and largest ‘new-school' security awareness training and simulated phishing platform that helps you manage the ongoing problem of social engineering – Your email filters have an average  7-10% failure rate, you need a strong human firewall as your last line of defense. You get on-demand, interactive, engaging training through the browser combined with unlimited simulated social engineering attacks through email, phone and text. / Check their free tools. [Information retrieved from the company's website in May 2021]:


Peraton Inc. - Cyber

Peraton's solutions support defensive and offensive capability needs and our services include 24x7x365 protection of our nation’s [U.S.] most critical networks and data systems. Peraton’s approach to providing comprehensive cyber mission capabilities is underpinned by our information management and analytics technologies,.Focus areas: Defensive cyber operations, Cyber resiliency, Information operations, Training, Insider Threat analysis, and Secure accessto data credential. [Information retrieved from the company's website in June 2021]:


Raytheon - Cybersecurity

Customers who choose Cyber as a Service receive 24/7 cyber support, employee cybersecurity training, total system assessments, threat containment and data recovery services, and the benefits of proactive threat hunting and managed detection & response. Within their broader cybersecurity segment, Raytheon Intelligence & Space supports military operations and helps the cyber warfighting force defend critical infrastructure, protect network resiliency and synchronize cyber effects across all warfighting domains. [Information retrieved from the company's website in May 2021]:


L3Harris Technologies, Inc. - Cyber

L3Harris's cyber capabilities include the Symphony® Communications Manager , Cyber-Readiness Solutions , M-Code Navigation Solutions , and Information Assurance and Resilience. The latter involves protecting networks against suspicious or malicious activity and unauthorized connections is vital to ensure highly sensitive messages are not intercepted or impeded in the all-important information battle. [Information retrieved from the company's website in June 2021]:


Lockheed Martin - Cyber

We deliver full-spectrum cyber capabilities and cyber resilient systems to our defense, intelligence community and global security customers. Lockheed Martin is inspired by their missions and we're dedicated to helping governments and militaries around the world protect their platforms, systems, networks and data. [Information retrieved from the company's website in May 2021]:


MacAulay-Brown, Inc. (MacB) - Cybersecurity

In August 2018 Alion (a Veritas Capital company) completed the acquisition of MacB - Listing preserved for research purposes.

MacB is a leading provider of integrated cyber services and solutions that support the U.S. Federal Government, Intelligence and the Department of Defense (DoD). We design cybersecurity solutions around industry standards (DoD 8500, NIST 800, ISO 27002, etc.) and offer a unique combination of practical experience and proven best practices to safeguard computer and telecommunications network infrastructure, ranging in size from small, tactical networks up to worldwide enterprises. [Information retrieved from the company's website in July 2017]:


ManTech International Corporation - Cyber

Our customers’ missions require cybersecurity capabilities that secure critical data assets and protect national security. They need dynamic cyber defense strategies, and the benefit of deep research and knowledge of offensive cyber techniques. That’s what we do: Full-spectrum Cyber. [Information retrieved from the company's website in June 2021]:


Northrop Grumman Corporation - Cyber

T he company's cyber capabilities include fully developed expertise in Electronic Warfare, Federal IT Modernization and Sustainment, Agile Scalable Software Development, C4ISR, Full Spectrum Cyber, Sustainment and Modernization, Public Safety, Secure Infrastructure & IT, and Training & Simulation. [Information retrieved from the company's website in June 2021]:



This is a sample list and not an exhaustive resource. While some of the entities listed above are key players and/or have been discussed in the debate on the topic, some other are emerging entities or have been incorporated into the list by request. This is a professional resource and we are simply trying to help you find the company and/or service you were looking for, be that for research or business purposes. For further information on a particular company, service, or unit, please contact the respective source.

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