Company lists · Data refreshed September 2026

Top 25 Email threat detection companies worldwide

RevenueBase identified 393 company matches for email threat detection companies worldwide as of September 2026 and tracks 4,900 professional contacts across them, including 1,289 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for email threat detection companies 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 19, 2026. Country and city lists for email threat detection companies 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 19, 2026 How this list was built
393Companies
4,900Contacts tracked
1,289Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest email threat detection companies worldwide

Ranked by team size
Top 25 of 393 company matches for email threat detection companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchWashington, DC, United StatesHQ recorded Sep 19, 2026201-500236 contacts →

Exact match

“Sublime is the new standard for email security.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchDallas, TX, United StatesHQ recorded Sep 19, 2026501-1,000200 contacts →

Exact match

“Zix, an OpenText company, is a leader in email security and helps organizations overcome their greatest digital transformation challenges by providing a secure, modern workplace.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchBroomfield, CO, United StatesHQ recorded Sep 19, 2026501-1,000199 contacts →

Exact match

“Webroot, an OpenText company, was the first to harness the cloud and artificial intelligence to stop zero-day threats in real time.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchAtlanta, United StatesHQ recorded Sep 19, 202651-200158 contacts →

Exact match

“IRONSCALES is the leader in AI-powered email security protecting over global organizations from advanced phishing threats.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchDover, DE, United StatesHQ recorded Sep 19, 202651-200129 contacts →

Exact match

“EasyDMARC is your one-stop platform that secures your email domain infrastructure and boosts email deliverability for your peace of mind.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Sep 19, 202651-20086 contacts →

Exact match

“Material Security is an automated detection and response toolkit for Google Workspace and Microsoft 365, combining email security, data security, identity protection, and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchAmsterdam-duivendrecht, NetherlandsHQ recorded Sep 19, 202651-20086 contacts →

Exact match

“Zivver is the all-in-one email security solution provider for managing and eliminating evolving risk – whether it’s human error, cyber threats, or data compliance.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchCupertino, CA, United StatesHQ recorded Sep 19, 202651-20079 contacts →

Exact match

“Threatcop, a leading security awareness company, is a pioneer in People Security Management that offers leading AI-powered technology focused on social engineering and email-based…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchToronto, ON, CanadaHQ recorded Sep 19, 202651-20078 contacts →

Exact match

“Echoworx protects the privacy of people and businesses throughout the world by making email data protection easier.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Sep 19, 202611-5074 contacts →

Exact match

“Established in 2017, PROGIST is a fast-growing cybersecurity solutions provider, trusted by over 450 enterprise clients worldwide-spanning banking, finance, pharma, fintech…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchMumbai, IndiaHQ recorded Sep 19, 202651-20069 contacts →

Exact match

“GajShield Infotech (I) Pvt.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchWien, AustriaHQ recorded Sep 19, 202651-20066 contacts →

Exact match

“We are protecting people on their digital journey from the ever-evolving cyber threats!”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchBoston, United StatesHQ recorded Sep 19, 2026201-50053 contacts →

Exact match

“Tessian was acquired by Proofpoint.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Sep 19, 202651-20053 contacts →

Exact match

“Cloudmark was acquired by Proofpoint.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchParis, FranceHQ recorded Sep 19, 202651-20049 contacts →

Exact match

“Mantra is a cyber security startup filling the gap of current email security solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchBelo Horizonte, BrazilHQ recorded Sep 19, 202611-5045 contacts →

Exact match

“Desenvolvimento de soluções de segurança para internet de empresas: e-mail, web, firewall e MSN”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchFredericton, NB, CanadaHQ recorded Sep 19, 202611-5044 contacts →

Exact match

“The best software for MSPs to deliver anti-fraud, anti-phishing, e-mail analysis and security awareness training that motivates behavior change.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchGreenville, SC, United StatesHQ recorded Sep 19, 202611-5044 contacts →

Exact match

“Mailprotector has built email security for the MSP channel for over 25 years on a fundamentally different premise: remove the conditions that create problems rather than defend…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchKarlsruhe, GermanyHQ recorded Sep 19, 202651-20043 contacts →

Exact match

“About GBS GBS is a distinguished provider of e-mail and collaboration security solutions in Germany with almost 30 years of experience in data protection, productivity and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchMiddletown, DE, United StatesHQ recorded Sep 19, 202651-20043 contacts →

Exact match

“PowerDMARC empowers organizations to combat Business Email Compromise (BEC), email spoofing, and phishing with ease.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchLecco, ItalyHQ recorded Sep 19, 202611-5039 contacts →

Exact match

“Libraesva secures email communications for organisations, helping them eliminate email borne threats, preserve email data and provide an environment for their people to…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchResearch Triangle Park, NC, United StatesHQ recorded Sep 19, 2026201-50039 contacts →

Exact match

“Cyren, now part of Data443, protects hundreds of millions of users around the world from sophisticated and emerging email, malware, and web attacks every day.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchKirkland, QC, CanadaHQ recorded Sep 19, 202611-5037 contacts →

Exact match

“With more than 30 years of expertise, Vircom delivers AI powered email security that fuels MSP growth and shields expanding organizations.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchTel Aviv, IsraelHQ recorded Sep 19, 202651-20034 contacts →

Exact match

“Perception Point is a leading provider of AI-powered threat prevention solutions that safeguard the modern workspace against sophisticated threats.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchGiza, EgyptHQ recorded Sep 19, 202611-5033 contacts →

Exact match

“dPhish is an All-in-One Anti-Phishing Solution that addresses all phases of a phishing attack-pre, during, and post.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 393 email threat detection companies worldwide

See the full list, filter by size, metro and specialty, and access 1,289 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Email threat detection companies worldwide at a glance

As of Sep 19, 2026
26.3%Verified-email coverage
12.5Average contacts per company
11-50Median size (employees)
1.5%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
191
11-50
116
51-200
58
201-500
14
501-1,000
6
1,001-5,000
2
5,001-10,000
2
10001+
2

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 email threat detection companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “email threat detection companies” 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 1,289 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 19, 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.

Email threat detection companies by location

1 lists · largest first

Every Email threat detection companies 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 “email threat detection companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many email threat detection companies are there worldwide?

RevenueBase identified 393 company matches for email threat detection companies 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?

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

Which country has the most email threat detection companies?

The United States leads with 97 companies. Every email threat detection companies list by country and city is linked on this page.

Which city has the most email threat detection companies?

London leads with 6 company records, followed by New York (6) and San Francisco (6).

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 1,289 professional contacts with verified work emails tracked across these 393 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 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 393 email threat detection companies 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.