Company lists · Data refreshed September 2026

Top 25 Security information and event management firms worldwide

RevenueBase identified 1,128 company matches for security information and event management firms worldwide as of September 2026 and tracks 25,447 professional contacts across them, including 9,005 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for security information and event management firms worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 2026. Country and city lists for security information and event management firms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 29, 2026 How this list was built
1,128Companies
25,447Contacts tracked
9,005Verified emails
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The 25 largest security information and event management firms worldwide

Ranked by team size
Top 25 of 1,128 company matches for security information and event management firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchEden Prairie, MN, United StatesHQ recorded Sep 29, 20261,001-5,0003,145 contacts →

Exact match

“Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchMountain View, CA, United StatesHQ recorded Sep 29, 20261,001-5,0003,052 contacts →

Exact match

“SentinelOne is the world's leading AI-powered cybersecurity platform.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchPearl River, NY, United StatesHQ recorded Sep 29, 20265,001-10,0001,050 contacts →

Exact match

“Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchPlano, TX, United StatesHQ recorded Sep 29, 2026501-1,000712 contacts →

Exact match

“Securonix is transforming how security operations are delivered, measured, and scaled.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchColumbia, MD, United StatesHQ recorded Sep 29, 2026501-1,000696 contacts →

Exact match

“Protect Your Endpoints, Identities, Logs, and Employees.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchPlano, TX, United StatesHQ recorded Sep 29, 2026501-1,000641 contacts →

Exact match

“At Network Intelligence, we combine our team of 500+ security professionals with Transilience – our cutting-edge AI platform.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchSantiago, ChileHQ recorded Sep 29, 2026201-500317 contacts →

Exact match

“Novared is a leading Security Services Provider founded in 1995.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchIndianapolis, United StatesHQ recorded Sep 29, 202610001+302 contacts →

Exact match

“Sonitrol is the industry leader in verified electronic security and provides customers with a single source of integrated security solutions for intrusion, video, access and fire.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchPrinceton, NJ, United StatesHQ recorded Sep 29, 2026201-500276 contacts →

Exact match

“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchCampbell, CA, United StatesHQ recorded Sep 29, 2026201-500251 contacts →

Exact match

“Wazuh is a free and open-source security platform that unifies XDR and SIEM capabilities.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchSparks, MD, United StatesHQ recorded Sep 29, 2026201-500244 contacts →

Exact match

“For over 50 years, Wittenbach has been a trusted leader in advanced security solutions in financial and commercial industries.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 29, 2026201-500242 contacts →

Exact match

“Obrela Security Industries is a global provider of cyber security services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchSanta Ana, CA, United StatesHQ recorded Sep 29, 2026201-500240 contacts →

Exact match

“Hirsch is a global leader in unified security solutions, helping enterprise and SMB organisations integrate perimeter security, intrusion detection, access control, video…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchDublin, United KingdomHQ recorded Sep 29, 2026501-1,000219 contacts →

Exact match

“About VikingCloud VikingCloud is the leading Predict-to-Prevent cybersecurity and compliance company, offering businesses a single, integrated solution to make informed…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchCopenhagen, DenmarkHQ recorded Sep 29, 2026201-500218 contacts →

Exact match

“Logpoint safeguards society in a digital world by helping customers and Managed Security Service Providers (MSSPs) detect cyberattacks.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-500206 contacts →

Exact match

“Since 1969, thousands of businesses across the country have entrusted their protection to DGA Security.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 29, 2026201-500202 contacts →

Exact match

“Stone Security has been driving the implementation of network-based surveillance, access control and intrusion systems for over 15 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchWestford, MA, United StatesHQ recorded Sep 29, 202651-200183 contacts →

Exact match

“Seceon delivers a next-generation cybersecurity platform that empowers enterprises, MSPs, and MSSPs to detect, respond, and remediate threats in real-time, eliminating the need…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchAustin, TX, United StatesHQ recorded Sep 29, 20261,001-5,000167 contacts →

Exact match

“11:11 Systems is a managed infrastructure solutions provider that empowers customers to modernize, protect, and manage mission-critical applications and data, leveraging 11:11’s…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchAmman, JordanHQ recorded Sep 29, 2026201-500162 contacts →

Exact match

“Green Circle for Cybersecurity is a leading provider of cybersecurity managed services in the Middle East, with offices in Riyadh, Amman, and London.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchSanta Clara, CA, United StatesHQ recorded Sep 29, 2026501-1,000159 contacts →

Exact match

“Hitachi Systems Trusted Cyber Management Inc.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchPetrópolis, BrazilHQ recorded Sep 29, 202651-200158 contacts →

Exact match

“Future has been active in the information security market since 1997, bringing confidentiality, integrity, availability and compliance to our customers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchReggio Nell'emilia, ItalyHQ recorded Sep 29, 202651-200154 contacts →

Exact match

“CYBEROO is the European cybersecurity company that helps businesses manage cyber risk in a continuous, integrated and measurable way.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchBuenos Aires, ArgentinaHQ recorded Sep 29, 202651-200152 contacts →

Exact match

“At CTL, we provide monitoring, IT security, and infrastructure management solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchSan Jose, CA, United StatesHQ recorded Sep 29, 202651-200133 contacts →

Exact match

“By shining a bright light on the darkest corners of security operations, Stellar Cyber empowers organizations to see incoming attacks, know how to fight them, and act decisively –…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 1,128 security information and event management firms worldwide

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Security information and event management firms worldwide at a glance

As of Sep 29, 2026
35.4%Verified-email coverage
22.6Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
455
11-50
435
51-200
163
201-500
39
501-1,000
14
1,001-5,000
14
5,001-10,000
3
10001+
3

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for security information and event management firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “security information and event management firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 9,005 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Security information and event management firms by location

8 lists · largest first

Every Security information and event management firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “security information and event management firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many security information and event management firms are there worldwide?

RevenueBase identified 1,128 company matches for security information and event management firms worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Arctic Wolf tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most security information and event management firms?

The United States leads with 320 companies, followed by India (56) and the United Kingdom (43). Every security information and event management firms list by country and city is linked on this page.

Which city has the most security information and event management firms?

London leads with 18 company records, followed by Sao Paulo (13) and New York (11).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 9,005 professional contacts with verified work emails tracked across these 1,128 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.