Company lists · Data refreshed November 2026

Top 25 Managed detection response providers worldwide

RevenueBase identified 527 company matches for managed detection response providers worldwide as of November 2026 and tracks 22,459 professional contacts across them, including 10,359 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for managed detection response providers 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 November 6, 2026. Country and city lists for managed detection response providers 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 Nov 6, 2026 How this list was built
527Companies
22,459Contacts tracked
10,359Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest managed detection response providers worldwide

Ranked by team size
Top 25 of 527 company matches for managed detection response providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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, United StatesHQ recorded Nov 6, 20261,001-5,0003,355 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBoston, United StatesHQ recorded Nov 6, 20261,001-5,0003,060 contacts →

Exact match

“Rapid7, Inc.(NASDAQ: RPD) is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations’ cyber resilience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 20261,001-5,000911 contacts →

Exact match

“Secureworks, a Sophos Company, empowers organizations worldwide with advanced Managed Detection and Response (MDR) services, our security operations platform Taegis XDR, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchColumbia, MD, United StatesHQ recorded Nov 6, 2026501-1,000831 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026501-1,000668 contacts →

Exact match

“BlueVoyant’s Cyber Defense Platform (CDP) integrates MDR, TPRM, and DRP into a seamless, scalable solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 20261,001-5,000505 contacts →

Exact match

“Cybereason, a LevelBlue company, is a global cybersecurity leader delivering advanced endpoint detection and response (EDR) and industry recognized consulting services to support…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHerndon, VA, United StatesHQ recorded Nov 6, 2026201-500449 contacts →

Exact match

“Expel is the leading agentic MDR provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSwedenHQ recorded Nov 6, 2026201-500360 contacts →

Exact match

“Prevent Breach & Minimize Impact”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBilbao, SpainHQ recorded Nov 6, 2026501-1,000339 contacts →

Exact match

“Since its inception in 1990, headquartered in Spain, Panda Security has become one of the foremost European company in advanced cybersecurity solutions and services, as well as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMorrisville, NC, United StatesHQ recorded Nov 6, 2026201-500310 contacts →

Exact match

“Today’s organizations are playing catch-up, chasing alerts with a scarcity of experienced people, time and budget.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchJeddah Saudi, SingaporeHQ recorded Nov 6, 2026201-500289 contacts →

Exact match

“Eventus Security is a globally trusted Managed Security Services Provider (MSSP), delivering AI-driven, intelligence-led cybersecurity services to organizations across Asia…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPlano, TX, United StatesHQ recorded Nov 6, 2026201-500275 contacts →

Exact match

“Most MDR providers send alerts and call it coverage, but security teams don't need more notifications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSan Juan, United StatesHQ recorded Nov 6, 20261,001-5,000267 contacts →

Exact match

“GM Sectec is a multi-national organization laser focused on cyber defense, advisory and fraud prevention.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMiami, FL, United StatesHQ recorded Nov 6, 2026201-500263 contacts →

Exact match

“We are Cipher, a company from the Prosegur group specializing in Cybersecurity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 2026201-500246 contacts →

Exact match

“Deepwatch provides an AI-native MDR platform that helps organizations detect, investigate, contain, and respond to threats in real time.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026201-500225 contacts →

Exact match

“In the current era of hyper-connectivity, securing your digital assets is no longer optional; it's essential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchZurich, SwitzerlandHQ recorded Nov 6, 2026201-500210 contacts →

Exact match

“As a leading provider of AI-powered managed extended detection and response (MXDR) services, Ontinue is on a mission to be the most trusted security partner that empowers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchEllicott City, MD, United StatesHQ recorded Nov 6, 202651-200209 contacts →

Exact match

“Blackpoint Cyber is a technology-driven cybersecurity company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchStow, OH, United StatesHQ recorded Nov 6, 202651-200200 contacts →

Exact match

“Most security programs are built to check boxes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202651-200192 contacts →

Exact match

“Proficio is a world-class Managed Security Service Provider (MSSP) providing managed detection and response solutions, 24×7 security monitoring and advanced data breach prevention…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchGlobally Distributed, United StatesHQ recorded Nov 6, 2026201-500190 contacts →

Exact match

“With 30 years of experience in cyber defense, DeepSeas is trusted by nearly clients around the world, including Fortune 100 enterprises and mid-market organizations, municipality…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPleasanton, United StatesHQ recorded Nov 6, 202651-200190 contacts →

Exact match

“SafeAeon leads the industry as a top-tier Cybersecurity-as-a-Service provider, delivering 24x7 premium Managed Security Services with AI-powered and human-driven 24x7 SOC…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLa Jolla, CA, United StatesHQ recorded Nov 6, 202651-200180 contacts →

Exact match

“GoSecure is a recognized cybersecurity leader, delivering innovative Managed Extended Detection and Response (MXDR) solutions and expert advisory services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchEden Prairie, MN, United StatesHQ recorded Nov 6, 2026501-1,000177 contacts →

Exact match

“Alert Logic, a LevelBlue company, helps organizations detect threats earlier, respond faster, and reduce cyber risk across modern IT environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMiami, United StatesHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“Guardz is an agentic workspace security for the modern MSP.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 527 managed detection response providers worldwide

See the full list, filter by size, metro and specialty, and access 10,359 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Managed detection response providers worldwide at a glance

As of Nov 6, 2026
46.1%Verified-email coverage
42.6Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
175
11-50
205
51-200
107
201-500
23
501-1,000
8
1,001-5,000
5
5,001-10,000
1

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 managed detection response providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “managed detection response providers” 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 10,359 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 November 6, 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.

Managed detection response providers by location

2 lists · largest first

Every Managed detection response providers 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 “managed detection response providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many managed detection response providers are there worldwide?

RevenueBase identified 527 company matches for managed detection response providers worldwide as of November 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 managed detection response providers?

The United States leads with 191 companies, followed by the United Kingdom (38). Every managed detection response providers list by country and city is linked on this page.

Which city has the most managed detection response providers?

London leads with 10 company records, followed by New York (8) and Miami (7).

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 10,359 professional contacts with verified work emails tracked across these 527 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 527 managed detection response providers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.