Company lists · Data refreshed November 2026

Top 25 Diamond insurance brokers worldwide

RevenueBase identified 348 company matches for diamond insurance brokers worldwide as of November 2026 and tracks 3,290 professional contacts across them, including 905 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for diamond 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 6, 2026. Country and city lists for diamond 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 6, 2026 How this list was built
348Companies
3,290Contacts tracked
905Verified emails
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The 25 largest diamond insurance brokers worldwide

Ranked by team size
Top 25 of 348 company matches for diamond insurance brokers 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 matchNeenah, WI, United StatesHQ recorded Nov 6, 2026201-500679 contacts →

Exact match

“Since 1913, we’ve been committed to supporting the jewelry industry and putting customers at the center of everything we do.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 2026n/a240 contacts →

Exact match

“HDF - The affordable Alberta insurance brokerage that works for you!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchQuébec, QC, CanadaHQ recorded Nov 6, 2026201-500217 contacts →

Exact match

“L’Unique Assurances générales est une compagnie d’assurance de dommages par courtage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchOostkamp, BelgiumHQ recorded Nov 6, 202651-200119 contacts →

Exact match

“Insurance Broker online insurance fietsverzekering bootverzekering sport verzekering bouw verzekering transport verzekering cargo verzekering kunst verzekering medical verzekering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“We are the UK’s first and largest firm of specialist jewellery insurance, established in 1887.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRingwood, AustraliaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“Founded in 1993, the A-One Group has grown over the years to become a 50+ man company, part by acquisition of other similarly minded brokers, but mainly due to consistent organic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchKitchener, CanadaHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Buying insurance is a fact of life.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEvanston, IL, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“We're BriteCo-making jewelry and wedding event insurance faster, easier, and more affordable, wherever and whenever you choose.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSt Ives, United KingdomHQ recorded Nov 6, 2026201-50040 contacts →

Exact match

“Lancaster Insurance Services, established in 1984, specialises in arranging classic car insurance as well as other general insurance products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWindhof, LuxembourgHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Since its creation more than 20 years ago, Circles Group has always reinvented insurance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“FORAY SPECIALTY is the fastest-growing employee-owned specialty wholesale insurance broker.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchQuébec, QC, CanadaHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Gosselin Dupuis Assurances devient CAVA Assurances!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBath, United KingdomHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“LMG Jewellery is the UK's largest organisation specialising in the professional management of jewellery and other valuables claims.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAntwerp, BelgiumHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“DRIESASSUR is a leading broker for the Diamond and Jewelry trade and Fine ART Insurance Worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Berkley Asset Protection, your trusted partner in insuring what matters most.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“ISU Insurance Services is an insurance brokerage firm focused on creating remarkable customer experiences for its preferred clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCedar Knolls, NJ, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Madison Insurance Agency is a specialized insurance brokerage based in New Jersey, serving privately held businesses nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRiviera Beach, FL, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Harvest Insurance is a client-focused brokerage dedicated to protecting what matters most.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Q Report is specialist insurance for engagement rings, fine jewellery and luxury watches.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNew Farm, AustraliaHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Your life isn’t the same as anyone else’s, the way you protect it shouldn’t be either.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Middle East Insurance Brokers was incorporated in the early 90’s.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCoral Gables, United StatesHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Insurance for all business and personal lines: Emphasis in Jewelry, Fine Art, Pawnbroking, and Check Cashing industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCirencester, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Lumley Insurance is the UK’s largest family-owned private client insurance broker, offering specialist home, contents and commercial insurance to discerning clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPetaling Jaya, MalaysiaHQ recorded Nov 6, 20261-1019 contacts →

Exact match

“At ZCOVA, we modernise the way consumers purchase Diamonds, Coloured Gemstones, and Jewellery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBurnaby, BC, CanadaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Beck Glass Insurance has been built from the ground up to be the most broker-friendly insurance product on the market.”

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

Showing 25 of 348 diamond insurance brokers worldwide

See the full list, filter by size, metro and specialty, and access 905 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Diamond insurance brokers worldwide at a glance

As of Nov 6, 2026
27.5%Verified-email coverage
9.5Average contacts per company
1-10Median size (employees)
3.7%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
212
11-50
97
51-200
18
201-500
6
501-1,000
1
1,001-5,000
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 diamond insurance brokers are linked below.
What qualifies
Company records worldwide whose business descriptions match “diamond 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 905 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.

Diamond insurance brokers by location

2 lists · largest first

Every Diamond insurance brokers 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 “diamond insurance brokers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many diamond insurance brokers are there worldwide?

RevenueBase identified 348 company matches for diamond 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?

Jewelers Mutual Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most diamond insurance brokers?

The United States leads with 75 companies, followed by the United Kingdom (32). Every diamond insurance brokers list by country and city is linked on this page.

Which city has the most diamond insurance brokers?

Sao Paulo leads with 13 company records, followed by London (12) and New York (11).

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 905 professional contacts with verified work emails tracked across these 348 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.