Company lists · Data refreshed November 2026

Top 25 Incident response services firms worldwide

RevenueBase identified 5,890 company matches for incident response services firms worldwide as of November 2026 and tracks 104,820 professional contacts across them, including 27,697 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for incident response services 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 November 6, 2026. Country and city lists for incident response services 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 Nov 6, 2026 How this list was built
5,890Companies
104,820Contacts tracked
27,697Verified emails
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The 25 largest incident response services firms worldwide

Ranked by team size
Top 25 of 5,890 company matches for incident response services firms 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 matchBirmingham, MI, United StatesHQ recorded Nov 6, 202610001+3,128 contacts →

Exact match

“BELFOR is the worldwide leader in restoring properties damaged by fire, wind, water, and natural disaster.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSecunderabad, IndiaHQ recorded Nov 6, 202610001+1,595 contacts →

Exact match

“GVK EMRI (Emergency Management and Research Institute) is a pioneer in Emergency Management Services in India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchEnglewood, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,547 contacts →

Exact match

“We are FIRST ONSITE, a leading disaster restoration and property reconstruction company serving North America and beyond.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchArlington, VA, United StatesHQ recorded Nov 6, 20261,001-5,0001,374 contacts →

Exact match

“GardaWorld Federal”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKhobar, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,0001,312 contacts →

Exact match

“تأسست شركة رضا للتحكم بالمخاطر عام 1986، وهي شركة سعودية رائدة تقدم حلولًا متكاملة في مجالات مكافحة الحريق، والسلامة، والأمن، والتحكم في العمليات، والحلول البيئية.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSao Paulo, BrazilHQ recorded Nov 6, 20261,001-5,0001,301 contacts →

Exact match

“Somos a maior empresa de Emergency Response em infraestruturas críticas do Brasil.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMorrisville, NC, United StatesHQ recorded Nov 6, 2026501-1,0001,244 contacts →

Exact match

“IEM is a professional services firm dedicated to building a safe, secure, and resilient world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAnaheim, MA, United StatesHQ recorded Nov 6, 20261,001-5,0001,231 contacts →

Exact match

“ATI Restoration improves the lives of its customers by helping them recover from property damage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPearl River, CA, United StatesHQ recorded Nov 6, 20265,001-10,0001,080 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMemphis, TN, United StatesHQ recorded Nov 6, 2026501-1,000813 contacts →

Exact match

“EFI Global is a multidisciplinary consulting firm that helps clients investigate, assess and resolve complex property, infrastructure and financial challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBangalore, IndiaHQ recorded Nov 6, 20261,001-5,000755 contacts →

Exact match

“SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSingaporeHQ recorded Nov 6, 2026501-1,000624 contacts →

Exact match

“Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity technologies to investigate, prevent, and fight digital crime.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLongmont, CO, United StatesHQ recorded Nov 6, 20261,001-5,000568 contacts →

Exact match

“Intrado is dedicated to saving lives and protecting communities, with a mission to provide comprehensive support in preparing for, responding to, and recovering from critical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026501-1,000562 contacts →

Exact match

“Mulligan is a Manhattan-based provider of the finest security and fire safety professionals available.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchParis, FranceHQ recorded Nov 6, 202651-200558 contacts →

Exact match

“Founded in 2008, OWN is a Pure Player in cybersecurity, with offices in Paris, Rennes and Toulouse, but with a presence throughout France with its fully remote employees.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTamarac, FL, United StatesHQ recorded Nov 6, 2026501-1,000547 contacts →

Exact match

“PuroClean, a leader in property damage emergency services, helps families and businesses overcome the devastating setbacks caused by water, fire, mold and other conditions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSanta Clara, CA, United StatesHQ recorded Nov 6, 20265,001-10,000510 contacts →

Exact match

“Palo Alto Networks Unit 42 brings together world-renowned threat researchers with an elite team of incident responders and security consultants to create an intelligence-driven…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchYvetot, FranceHQ recorded Nov 6, 20261,001-5,000507 contacts →

Exact match

“Le Service départemental d’incendie et de secours de la Seine-Maritime (Sdis 76) a été créé en 1945, mais c’est la loi dite «loi de départementalisation», votée en 1996 qui l’a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBoca Raton, United StatesHQ recorded Nov 6, 2026201-500496 contacts →

Exact match

“Arete helps organizations stay ahead of cyber threats with standardized, intelligence-led detection, response, resolution, and resilience capabilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchStrongsville, ON, United StatesHQ recorded Nov 6, 202651-200481 contacts →

Exact match

“AFIMAC Global: Trusted Crisis Management & Business Continuity Partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchEvanston, United StatesHQ recorded Nov 6, 2026201-500461 contacts →

Exact match

“For over twenty years, Hagerty Consulting has supported clients in preparing for, responding to, and recovering from some of the nation’s largest and most complex disasters.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNijmegen, NetherlandsHQ recorded Nov 6, 20261,001-5,000452 contacts →

Exact match

“In de Veiligheidsregio Gelderland-Zuid werken de hulpdiensten van de brandweer en ambulancezorg en de 16 gemeenten samen om grootschalige incidenten, rampen en crises te…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 2026501-1,000431 contacts →

Exact match

“HEPACO is the premier environmental and emergency services company in the Eastern United States with coverage across 40+ regional offices.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSpring, TX, United StatesHQ recorded Nov 6, 2026n/a422 contacts →

Exact match

“Kenyon International Emergency Services (Kenyon), a TrustFlight company, is the world’s leading full-service disaster management company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact match경기도, South KoreaHQ recorded Nov 6, 20265,001-10,000411 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 5,890 incident response services firms worldwide

See the full list, filter by size, metro and specialty, and access 27,697 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Incident response services firms worldwide at a glance

As of Nov 6, 2026
26.4%Verified-email coverage
17.8Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,462
11-50
2,272
51-200
763
201-500
172
501-1,000
67
1,001-5,000
81
5,001-10,000
12
10001+
20

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 incident response services firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “incident response services 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 27,697 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.

Incident response services firms by location

24 lists · largest first

Every Incident response services firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “incident response services firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many incident response services firms are there worldwide?

RevenueBase identified 5,890 company matches for incident response services firms 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?

Belfor Property Restoration tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most incident response services firms?

The United States leads with 2,675 companies, followed by Canada (389) and the United Kingdom (197). Every incident response services firms list by country and city is linked on this page.

Which city has the most incident response services firms?

London leads with 62 company records, followed by Houston (57) and Sao Paulo (40).

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 27,697 professional contacts with verified work emails tracked across these 5,890 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.

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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.