Company lists · Data refreshed September 2026

Top 25 Enterprise risk insurance brokers worldwide

RevenueBase identified 28,605 enterprise risk insurance brokers worldwide as of September 2026 and tracks 947,684 professional contacts across them, including 389,292 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers enterprise risk insurance brokers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026. Country and city lists for enterprise risk insurance brokers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
28,605Companies
947,684Contacts tracked
389,292Verified emails
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The 25 largest enterprise risk insurance brokers worldwide

Ranked by team size
Top 25 of 28,605 enterprise risk insurance brokers worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise risk insurance brokers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202610001+63,446 contacts →

Indirect evidence

“We exist to shape decisions for the better, to protect and enrich the lives of people around the world.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceNew York, NY, United StatesHQ checked Sep 28, 202610001+32,682 contacts →

Partial evidence

“Travelers provides insurance coverage to protect the things that are important to you – your home, your car, your valuables and your business.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceNew York, NY, United StatesHQ checked Sep 28, 202610001+23,438 contacts →

Partial evidence

“American International Group, Inc.(NYSE: AIG) is a leading global insurance organization.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 202610001+20,868 contacts →

Indirect evidence

“At Mercer, A Marsh business, we’re helping our clients realize their investment objectives, shape the future of work, and enhance health and retirement outcomes for their people.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceLondon, United StatesHQ checked Sep 28, 202610001+19,963 contacts →

Partial evidence

“Sedgwick is the world’s leading risk and claims administration partner, helping clients thrive by navigating the unexpected.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 202610001+15,852 contacts →

Indirect evidence

“We help our clients and colleagues grow, and our communities thrive, by protecting and promoting Possibility.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceChicago, IL, United StatesHQ checked Sep 28, 202610001+14,217 contacts →

Indirect evidence

“Hi, we’re HUB.”

Source: RevenueBase Database · checked Sep 28, 2026
8Strong evidenceZurich, SwitzerlandHQ checked Sep 28, 202610001+13,675 contacts →

Strong evidence

“The Swiss Re Group is a leading wholesale provider of reinsurance, insurance and other insurance-based forms of risk transfer.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceDallas, TX, United StatesHQ checked Sep 28, 202610001+13,482 contacts →

Indirect evidence

“What makes Lockton stand apart is also what makes us better: independence.”

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceValhalla, NY, United StatesHQ checked Sep 28, 202610001+10,303 contacts →

Strong evidence

“USI is one of the largest insurance brokerage and consulting firms in the world, delivering property and casualty, employee benefits, personal risk, program and retirement…”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceHamilton, BermudaHQ checked Sep 28, 202610001+9,825 contacts →

Strong evidence

“We are a leading provider of insurance and reinsurance offering innovative risk management solutions for businesses worldwide.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceSydney, AustraliaHQ checked Sep 28, 202610001+9,614 contacts →

Indirect evidence

“At QBE we’re driven by our purpose of enabling a more resilient future.”

Source: RevenueBase Database · checked Sep 28, 2026
13Strong evidenceMunich, GermanyHQ checked Sep 28, 202610001+9,143 contacts →

Strong evidence

“Munich Re is one of the world’s leading providers of reinsurance, primary insurance and insurance-related risk solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceWhite Plains, NY, United StatesHQ checked Sep 28, 202610001+9,086 contacts →

Partial evidence

“Marsh McLennan Agency, a business of Marsh (NYSE: MRSH), is a leading provider of business insurance, employee health & benefits, retirement & wealth, and private client insurance…”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceNew York, NY, United StatesHQ checked Sep 28, 20265,001-10,0008,230 contacts →

Indirect evidence

“At Oliver Wyman, a Marsh business, we bring deep industry insight, bold innovation, and a collaborative approach that cuts through complexity to help organizations navigate their…”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 28, 202610001+7,834 contacts →

Partial evidence

“We’re Howden, the people first insurance group with employee ownership at its heart.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidencePuteaux, FranceHQ checked Sep 28, 20265,001-10,0006,821 contacts →

Indirect evidence

“Numéro 1 mondial en assurance de biens et de responsabilités, numéro 2 mondial en assurance de personnes, Allianz propose une offre complète qui couvre tous les besoins en…”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidencePeachtree Corners, GA, United StatesHQ checked Sep 28, 202610001+6,474 contacts →

Partial evidence

“Based in Atlanta, GA Crawford & is the world's largest publicly listed independent provider of claims management and outsourcing solutions to carriers, brokers and corporates…”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceJohnston, RI, United StatesHQ checked Sep 28, 20265,001-10,0006,351 contacts →

Partial evidence

“For nearly 200 years, FM has empowered businesses worldwide to manage risk, prevent loss, and build resilience.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceNew York, NY, United StatesHQ checked Sep 28, 20265,001-10,0006,287 contacts →

Partial evidence

“As the leading independent provider of risk and financial advisory solutions, Kroll leverages our unique insights, data and technology to help clients stay ahead of complex…”

Source: RevenueBase Database · checked Sep 28, 2026
21Strong evidenceIrvine, CA, United StatesHQ checked Sep 28, 202610001+6,091 contacts →

Strong evidence

“Alliant Insurance Services is among the top 5 largest and fastest-growing insurance brokerage and consulting firms in the United States.”

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceCharlotte, NC, United StatesHQ checked Sep 28, 20265,001-10,0004,926 contacts →

Partial evidence

“Amwins is the largest wholesale distributor of specialty insurance products and services in the U.S.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceRolling Meadows, IL, United StatesHQ checked Sep 28, 202610001+4,282 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceNew York, NY, United StatesHQ checked Sep 28, 20265,001-10,0004,119 contacts →

Partial evidence

“NFP, an Aon company, helps companies and individuals address today’s most significant Risk Capital and Human Capital challenges.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceNew York, NY, United StatesHQ checked Sep 28, 20261,001-5,0004,072 contacts →

Partial evidence

“At Guy Carpenter, a Marsh business, we deliver a powerful combination of (re)insurance broking expertise, capital solutions, global analytics, advisory, and client support…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 28,605 enterprise risk insurance brokers worldwide

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Enterprise risk insurance brokers worldwide at a glance

As of Sep 28, 2026
41.1%Verified-email coverage
33.1Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
16,149
11-50
8,600
51-200
2,252
201-500
579
501-1,000
235
1,001-5,000
267
5,001-10,000
58
10001+
292

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among enterprise risk insurance brokers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for enterprise risk insurance brokers are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “enterprise risk insurance brokers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names enterprise risk insurance brokers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among enterprise risk insurance brokers, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 389,292 across the full list. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Enterprise risk insurance brokers by location

136 lists · largest first

Every Enterprise risk insurance brokers 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names enterprise risk insurance brokers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many enterprise risk insurance brokers are there worldwide?

RevenueBase identified 28,605 enterprise risk insurance brokers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

AON, headquartered in London, tops this list with the largest team on record.

Which country has the most enterprise risk insurance brokers?

The United States leads with 5,993 companies, followed by Brazil (3,515) and the United Kingdom (1,825). Every enterprise risk insurance brokers list by country and city is linked on this page.

Which city has the most enterprise risk insurance brokers?

Sao Paulo leads with 1002 headquartered companies, followed by London (542) and Paris (285).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 389,292 verified decision-maker contacts tracked across these 28,605 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.