Endpoint protection vendors
We list 46 companies active in endpoint protection and antivirus, and 12 of them have it as their main focus. 4 are public, 7 are owned by another company and 35 are private. Most are based in the United States (26). The oldest, Microsoft, was founded in 1975. By revenue from annual reports, the largest company here is Microsoft ($331.8bn in FY2026).
By countryUnited States 26
Companies focused on endpoint protection and antivirus
12 companies| Company | Based in | Founded | Size | Ownership | Revenue |
|---|---|---|---|---|---|
K Kaspersky Kaspersky develops antivirus and internet security software for home users and businesses. | Moscow, Russia | 1997 | 3,600 staff | Private | |
Bitdefender Bitdefender provides cybersecurity software and services for consumers, businesses, and governments. | Bucharest, Romania | 2001 | 1,800 staff | Private | |
ESET ESET provides cybersecurity software for home users, businesses, and enterprises. | Bratislava, Slovakia | 1992 | 1,000 staff | Private | |
Comodo Group Comodo Group sells cybersecurity products and services to businesses and organisations. | Clifton, United States | 1998 | Private | ||
Dr.Web Dr.Web sells antivirus and security software for computers, smartphones, and other devices. | Moscow, Russia | Private | |||
IKARUS Security Software IKARUS Security Software is an Austrian cybersecurity vendor. | Vienna, Austria | 1986 | Private | ||
K K7 Total Security K7 Computing Private Limited is a cybersecurity company that provides total security products. | Chennai, India | Private | |||
Malwarebytes Malwarebytes provides antivirus, VPN and identity protection software for individuals and businesses. | Santa Clara, United States | 2004 | Private | ||
Morphisec Morphisec sells endpoint security software that blocks ransomware and governs AI tools on devices. | New York, United States | Private | |||
Senteon Senteon automates endpoint hardening and CIS benchmark compliance for audits. | Matawan, United States | Private | |||
ShieldApps Software Innovations ShieldApps Software Innovations is an international software development company that builds security, privacy and performance tools for home computers. | Santa Ana, United States | 2012 | Private | ||
Deep Instinct Deep Instinct provides deep learning-based data security that prevents malware and ransomware across cloud, NAS, applications, and endpoints. | New York, United States | 2014 | Private |
Also active in endpoint protection and antivirus
34 companies| Company | Based in | Founded | Size | Ownership | Revenue |
|---|---|---|---|---|---|
Microsoft Microsoft sells software, cloud services, hardware, and gaming products. | Redmond, United States | 1975 | 228,000 staff | Public, MSFT | $331.8bn (FY2026) |
CrowdStrike CrowdStrike provides AI-native cybersecurity solutions to stop breaches. | Austin, United States | 2011 | 7,925 staff | Public, CRWD | $4.8bn (FY2026) |
SentinelOne SentinelOne provides an AI-native cybersecurity platform for endpoint, identity, and cloud protection. | Mountain View, United States | 2013 | Public, S | $1.0bn (FY2026) | |
N-able N-able provides cybersecurity and IT management software for managed service providers and businesses. | Burlington, United States | Public, NABL | $508.8m (FY2025) | ||
Acronis Acronis provides cybersecurity, data protection and IT automation software for service providers and businesses. | Schaffhausen, Switzerland | 2003 | 2,000 staff | Owned by EQT | |
ThreatLocker Provides Zero Trust cybersecurity software controlling application execution, network access and privileged access for organisations. | Orlando, United States | 2017 | 700 staff | Private | |
Sophos Sophos provides cybersecurity products and managed detection and response services to organisations worldwide. | Atlanta, United States | 1999 | 500+ staff | Owned by Thoma Bravo | |
WithSecure Helsinki-headquartered Finnish cybersecurity firm with roots dating to 1988, offering CREST-accredited penetration testing and deep expertise in EU regulatory compliance including GDPR, NIS 2, and TIBER-EU. | Helsinki, Finland | 1988 | 500+ staff | Owned by CVC Capital Partners | |
G Data CyberDefense G DATA CyberDefense AG is a German cybersecurity company based in Bochum. | Bochum, Germany | 1985 | 500 staff | Private | |
Datto Datto provides backup and disaster recovery, endpoint management, professional services automation, networking and cybersecurity solutions. | Norwalk, United States | 2007 | Part of Kaseya | ||
Eclypsium Eclypsium provides continuous assurance of critical hardware, firmware, and software across enterprise infrastructure. | Portland, United States | 2017 | Private | ||
E Everfox Everfox provides cybersecurity solutions for cross domain, threat protection, and insider risk management. | Herndon, United States | Private | |||
Exein Exein provides runtime cybersecurity for firmware and physical AI systems across connected devices. | Rome, Italy | 2018 | Private | ||
GTMaritime GTMaritime provides secure communication and cybersecurity software for maritime IT teams. | Warrington, United Kingdom | Owned by Valstone | |||
Guardio Guardio provides online protection for individuals and businesses, securing accounts and devices. | Tel Aviv, Israel | Private | |||
Harmonic Security Harmonic Security provides software that discovers, classifies and controls how employees use AI tools at work. | San Francisco, United States | 2023 | Private | ||
HCLSoftware Enterprise software maker selling AppScan for static, dynamic and interactive application security testing and software composition analysis, alongside BigFix, Domino and other products. | Noida, India | Private | |||
Iru Iru is a software company that sells a unified platform for managing devices, identity and compliance. | Coral Gables, United States | 2018 | Private | ||
Ivanti Ivanti provides software for managing and securing endpoints, IT services, networks and supply chains. | South Jordan, United States | Private | |||
Jamf Jamf provides management and security software for Apple devices in organisations. | Minneapolis, United States | 2000 | Owned by Francisco Partners | ||
Lookout Lookout provides mobile security solutions that protect devices and data from cyber threats. | Boston, United States | Private | |||
ManageEngine ManageEngine provides IT operations, cybersecurity, and service management software for businesses. | Chennai, India | 1996 | Private | ||
RunSafe Security Generates SBOMs for embedded code and hardens vehicle ECU software against memory-based exploits at runtime. | McLean, United States | Private | |||
Scalefusion Scalefusion provides unified endpoint management, zero trust access, and endpoint security for businesses. | Pune, India | 2015 | Private | ||
Stormshield Stormshield provides cybersecurity solutions for networks, endpoints, data, and industrial environments. | Issy-les-Moulineaux, France | Private | |||
Tanium Tanium provides a platform for managing and securing endpoints across large networks. | Emeryville, United States | 2007 | Private | ||
TXOne Networks TXOne Networks provides operations-first cybersecurity for industrial operational technology environments. | Taipei, Taiwan | Private | |||
Wazuh Wazuh provides an open source platform for security monitoring and threat detection. | San Jose, United States | 2015 | Private | ||
Zimperium Zimperium provides mobile security for devices and applications. | Tel Aviv, United States | 2010 | Owned by Liberty Strategic Capital | ||
Clario Clario provides a cybersecurity app that removes spyware and protects personal data on mobile devices. | Dubai, United Arab Emirates | 2019 | Private | ||
Huawei Network security products including firewalls, unified SASE and HiSec Endpoint security, alongside Huawei's enterprise networking and telecommunications equipment. | Shenzhen, China | Private | |||
OPSWAT OPSWAT provides cybersecurity solutions to protect critical infrastructure from file-borne and device-borne threats. | Tampa, United States | Private | |||
Red Balloon Security Embedded firmware hardening and runtime monitoring for devices, including Symbiote protection for vehicle ECUs and calibration data. | New York, United States | 2011 | Private | ||
Sangfor Technologies Next generation firewalls, endpoint protection, secure web gateway, NDR, SASE and managed detection and response, plus hyperconverged infrastructure and virtual desktop products. | Shenzhen, China | Private |
Recent deals in endpoint protection and antivirus
All endpoint protection and antivirus dealsAcquisitions come from SecurityWeek's monthly M&A round-ups from 2021 onwards, from Cybersecurity Ventures' quarterly M&A reports for 2020, and a few from Wikipedia lists. These are dated to the month. A few deals added from the news are dated to the day. Smaller deals may be missing. Amounts are in US dollars.