Company lists · Data refreshed November 2026

Top 25 Oil and gas insurance brokers worldwide

Name: Oil and gas insurance brokers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 4, 2026 20,649 companies tracked

RevenueBase identified 20,649 company matches for oil and gas insurance brokers worldwide as of November 2026 and tracks 453,159 professional contacts across them, including 193,055 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for oil and gas insurance brokers 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 4, 2026. Country and city lists for oil and gas insurance brokers 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 4, 2026 How this list was built

20,649Companies

453,159Contacts tracked

193,055Verified emails

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The 25 largest oil and gas insurance brokers worldwide

Ranked by team size

Top 25 of 20,649 company matches for oil and gas insurance brokers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	HUB International	Exact match	Chicago, IL, United StatesHQ recorded Nov 4, 2026	10001+	15,090 contacts →
	Exact match “Hi, we’re HUB.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2	Lockton	Exact match	Miami, FL, United StatesHQ recorded Nov 4, 2026	10001+	14,637 contacts →
	Exact match “What makes Lockton stand apart is also what makes us better: independence.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3	USI Insurance Services	Exact match	Valhalla, NY, United StatesHQ recorded Nov 4, 2026	10001+	10,756 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4	MARSH	Exact match	New York, NY, United StatesHQ recorded Nov 4, 2026	10001+	10,733 contacts →
	Exact match “We help our clients and colleagues grow, and our communities thrive, by protecting and promoting Possibility.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5	Alliant Insurance Services	Exact match	Irvine, CA, United StatesHQ recorded Nov 4, 2026	10001+	6,589 contacts →
	Exact match “Alliant Insurance Services is among the top 5 largest and fastest-growing insurance brokerage and consulting firms in the United States.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6	HDI Global SE	Exact match	Hanover, GermanyHQ recorded Nov 4, 2026	5,001-10,000	4,055 contacts →
	Exact match “HDI Global SE – Your Trusted Partner in Transformation Companies in the trading, manufacturing, and service industries need a reliable insurance partner.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7	Mercury Insurance	Exact match	Brea, CA, United StatesHQ recorded Nov 4, 2026	5,001-10,000	3,410 contacts →
	Exact match “At Mercury, we have been guided by our purpose to help people reduce risk and overcome unexpected events for more than 60 years.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8	CRC Group	Exact match	Charlotte, FL, United StatesHQ recorded Nov 4, 2026	5,001-10,000	3,343 contacts →
	Exact match “CRC Group is all about progress.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9	Markel	Exact match	Glen Allen, VA, United StatesHQ recorded Nov 4, 2026	1,001-5,000	3,332 contacts →
	Exact match “As the insurance operations within the Markel Group Inc.(NYSE: MKL), we leverage a broad array of capabilities and expertise to create intelligent solutions for the most complex…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10	GUY Carpenter	Exact match	New York, NY, United StatesHQ recorded Nov 4, 2026	1,001-5,000	3,258 contacts →
	Exact match “At Guy Carpenter, a Marsh business, we deliver a powerful combination of (re)insurance broking expertise, capital solutions, global analytics, advisory, and client support…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11	RT Specialty	Exact match	Chicago, IL, United StatesHQ recorded Nov 4, 2026	1,001-5,000	3,066 contacts →
	Exact match “RT Specialty is a leading wholesale distributor of specialty insurance products and services and the wholesale broking specialty for Ryan Specialty.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12	Mcgriff	Exact match	Charlotte, TN, United StatesHQ recorded Nov 4, 2026	1,001-5,000	2,870 contacts →
	Exact match “When it comes to protecting what matters most in business and everyday life, at McGriff we believe our clients should never settle for less than the best.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13	Assuredpartners	Exact match	Rolling Meadows, IL, United StatesHQ recorded Nov 4, 2026	10001+	2,831 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14	IMA Financial Group, INC	Exact match	Denver, CO, United StatesHQ recorded Nov 4, 2026	1,001-5,000	2,673 contacts →
	Exact match “With over four decades of experience in the industry, IMA has become a trusted leader in commercial insurance, risk management, surety, and employee benefits brokerage and…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15	The Baldwin Group	Exact match	Tampa, FL, United StatesHQ recorded Nov 4, 2026	1,001-5,000	2,491 contacts →
	Exact match “The Baldwin Group is a cohesive group of experts in business insurance, employee benefits, retirement planning, and all areas of private and personal insurance.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16	Allianz Commercial	Exact match	United StatesHQ recorded Nov 4, 2026	1,001-5,000	2,474 contacts →
	Exact match “Allianz Commercial is the center of expertise and global line of Allianz Group for insuring mid-sized businesses, large enterprises and specialist risks.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17	Howden Insurance Brokers Limited	Exact match	London, United KingdomHQ recorded Nov 4, 2026	1,001-5,000	2,440 contacts →
	Exact match “Howden Insurance Brokers Ltd is a leading provider of insurance broking, risk consulting, and employee benefits advice.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18	MDS Group	Exact match	Porto, PortugalHQ recorded Nov 4, 2026	1,001-5,000	2,391 contacts →
	Exact match “A MDS é um grupo multinacional com mais de 40 anos de experiência em corretagem de seguros, resseguros, consultoria de riscos e gestão de benefícios.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19	Westland Insurance Group LTD	Exact match	Surrey, BC, CanadaHQ recorded Nov 4, 2026	1,001-5,000	1,985 contacts →
	Exact match “From humble beginnings in 1980 as a single family-owned brokerage in Ladner, BC, Westland has grown to become one of the largest insurance brokerages in the country.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20	Sompo Seguros	Exact match	Sao Paulo, BrazilHQ recorded Nov 4, 2026	501-1,000	1,961 contacts →
	Exact match “Sompo Seguros S.A is a subsidiary of Sompo International, the company responsible for the insurance and reinsurance operations of the Sompo Holdings Group outside Japan.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21	Berkshire Hathaway Specialty Insurance	Exact match	Boston, United StatesHQ recorded Nov 4, 2026	1,001-5,000	1,835 contacts →
	Exact match “Berkshire Hathaway Specialty Insurance is an organization committed to providing long-term risk solutions and claims care to our customers backed by the financial strength of…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22	Risk Placement Services, INC	Exact match	Rolling Meadows, IL, United StatesHQ recorded Nov 4, 2026	1,001-5,000	1,770 contacts →
	Exact match “At Risk Placement Services, we help you come through for your clients!” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23	Risk Strategies Company	Exact match	Boston, MD, United StatesHQ recorded Nov 4, 2026	5,001-10,000	1,670 contacts →
	Exact match “At Risk Strategies, part of the Brown & Brown team, we help our clients protect those things that matter most to them.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24	Insurance Office Of America	Exact match	Longwood, FL, United StatesHQ recorded Nov 4, 2026	1,001-5,000	1,555 contacts →
	Exact match “Insurance Office of America (IOA) is the fourth largest privately held insurance brokerage in the United States.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25	BFL Canada	Exact match	Montreal, BC, CanadaHQ recorded Nov 4, 2026	1,001-5,000	1,544 contacts →
	Exact match “BFL CANADA is one of the largest employee-owned and operated commercial insurance brokerage and consulting services firms in Canada.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “oil and gas insurance brokers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 20,649 oil and gas insurance brokers worldwide

See the full list, filter by size, metro and specialty, and access 193,055 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas insurance brokers worldwide at a glance

As of Nov 4, 2026

42.6%Verified-email coverage

21.9Average contacts per company

1-10Median size (employees)

4.2%Largest-city concentration · Sao Paulo

Nov 4, 2026Page data refreshed

Companies by employee count

1-10

11,783

11-50

6,092

51-200

1,499

201-500

388

501-1,000

128

1,001-5,000

153

5,001-10,000

10001+

246

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 oil and gas insurance brokers are linked below.
What qualifies: Company records worldwide whose business descriptions match “oil and gas insurance brokers” 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 193,055 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 4, 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.

Oil and gas insurance brokers by location

96 lists · largest first

Every Oil and gas 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 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 “oil and gas insurance brokers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas insurance brokers are there worldwide?

RevenueBase identified 20,649 company matches for oil and gas insurance brokers 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?

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

Which country has the most oil and gas insurance brokers?

The United States leads with 4,533 companies, followed by Brazil (3,183) and the United Kingdom (1,283). Every oil and gas insurance brokers list by country and city is linked on this page.

Which city has the most oil and gas insurance brokers?

Sao Paulo leads with 865 company records, followed by London (265) and Rio De Janeiro (199).

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 193,055 professional contacts with verified work emails tracked across these 20,649 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 4, 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.