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Kerio

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Kerio is a former technology company specializing in collaboration software and unified threat management for small and medium organizations

Unified Threat Management
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Market Share of Kerio

Current Customer(s)

1428

Market Share (Est.)

3.83%

Ranking

#5

Top Competitors and Alternatives of Kerio

The top three of Kerio’s competitors in the Unified Threat Management category are Proofpoint Insider Threat Management with 61.30%, FortiGate Cloud with 10.19%, Microsoft 365 Defender with 6.01% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Proofpoint Insider Threat Management2283861.30%Kerio vs Proofpoint Insider Threat Management
FortiGate Cloud379610.19%Kerio vs FortiGate Cloud
Microsoft 365 Defender22386.01%Kerio vs Microsoft 365 Defender
Fortinet FortiAnalyzer20155.41%Kerio vs Fortinet FortiAnalyzer
IBM QRadar SIEM12653.40%Kerio vs IBM QRadar SIEM
Sophos Unified Threat Management9102.44%Kerio vs Sophos Unified Threat Management
InsightVM6241.67%Kerio vs InsightVM
IBM Security MaaS3605371.44%Kerio vs IBM Security MaaS360
Vyatta4521.21%Kerio vs Vyatta
Symantec Advanced Threat Protection2510.67%Kerio vs Symantec Advanced Threat Protection
Cisco TrustSec1710.46%Kerio vs Cisco TrustSec
Cisco Tetration1510.41%Kerio vs Cisco Tetration
AlienVault Unified Security Management1370.37%Kerio vs AlienVault Unified Security Management
Cisco Threat Grid930.25%Kerio vs Cisco Threat Grid
Damballa640.17%Kerio vs Damballa
WatchGuard Unified Threat Management600.16%Kerio vs WatchGuard Unified Threat Management
Cyware530.14%Kerio vs Cyware
ThreatQuotient460.12%Kerio vs ThreatQuotient
NopSec Unified VRM340.09%Kerio vs NopSec Unified VRM
Silobreaker200.05%Kerio vs Silobreaker
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Popular Comparisons

Top Competitors and Alternatives of Kerio

The top three of Kerio’s competitors in the Unified Threat Management category are Proofpoint Insider Threat Management with 61.30%, FortiGate Cloud with 10.19%, Microsoft 365 Defender with 6.01% market share.

Kerio vs Proofpoint Insider Threat Management

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Kerio vs FortiGate Cloud

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Kerio vs Microsoft 365 Defender

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Kerio vs Fortinet FortiAnalyzer

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Kerio vs IBM QRadar SIEM

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Kerio vs Sophos Unified Threat Management

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Kerio vs InsightVM

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Kerio vs IBM Security MaaS360

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Customers of Kerio

Around the world in 2025, over 1424 companies have started using Kerio as Unified Threat Management tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Saint - Gobain10,000+CourbevoieIle-de-FranceFrance
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UNDP10,000+New York CityNew YorkUnited States
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ITC Finance10,000+MedanNorth SumatraIndonesia
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Infosys10,000+BengaluruKarnatakaIndia
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IDP Education10,000+DocklandsVictoriaAustralia
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Descon10,000+LahorePunjabPakistan
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Al-Futtaim10,000+DubaiDubaiUnited Arab Emirates
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CSN10,000+Sao PauloSao PauloBrazil
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JACOBS DOUWE EGBERTS10,000+AmsterdamNorth HollandNetherlands
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GIZ10,000+BonnNorth Rhine-WestphaliaGermany
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Kerio Customers by Products and Services

The top three products and services offering customers that use Kerio for Unified Threat Management are Software Development (32), Managed Services (28), Cloud Services (27).

Customers

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Kerio Customers by Employee Size

The majority of Kerio's customers for the unified-threat-management category fall in the company size of 100 - 249 employees (329 companies), 20 - 49 employees (305 companies), 0 - 9 employees (192 companies).

Employee Size

Kerio Customers by Geography

The top three geographies of Kerio for unified-threat-management are the United States with 379(42.78%), United Kingdom with 89(10.05%), Czech Republic with 69(7.79%) customers respectively.

Customers

Employees of Kerio

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Also see other Products/Services by Kerio in:

Unified Threat Management

FAQ

Find answers to the most often asked questions by users.

Who are the top Kerio competitors?

Kerio’s Top competitors in the unified-threat-management category are Proofpoint Insider Threat Management, FortiGate Cloud, Microsoft 365 Defender. You can view a full list of Kerio competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Kerio and 40,000 other technologies on the internet. You can also compare Kerio and its feature with top competitors here : Kerio vs Proofpoint Insider Threat Management Kerio vs FortiGate Cloud Kerio vs Microsoft 365 Defender.

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What is Kerio customer distribution based on company size?

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What is Kerio market share in the unified-threat-management?

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What are the top countries that use Kerio?

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What are the top industries that use Kerio?

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