Company lists · Data refreshed September 2026

Top 25 Estate tax attorneys worldwide

RevenueBase identified 7,951 company matches for estate tax attorneys worldwide as of September 2026 and tracks 42,735 professional contacts across them, including 20,258 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for estate tax attorneys 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 20, 2026. Country and city lists for estate tax attorneys 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 20, 2026 How this list was built
7,951Companies
42,735Contacts tracked
20,258Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest estate tax attorneys worldwide

Ranked by team size
Top 25 of 7,951 company matches for estate tax attorneys worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchLondon, GB1,001-5,000910 contacts →

Exact match

“For the past 125 years we have been proud to assist some of the world's most remarkable individuals and organisations in realising their ambitions and using private capital to…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchBryanston, South AfricaHQ recorded Sep 20, 2026501-1,000718 contacts →

Exact match

“Trust us to help you Leave a Legacy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchPalo Alto, CA, United StatesHQ recorded Sep 20, 2026201-500399 contacts →

Exact match

“Originating from the English and Latin roots of “apercu,” an act of insight, and “census,” an applied study of wealth and property, Apercen is a tax consulting firm offering high…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchKuala Lumpur, MalaysiaHQ recorded Sep 20, 202651-200358 contacts →

Exact match

“The Rockwills International Group provides solutions and support services in the areas of trusts and succession, management and distribution of wealth.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchSpringfield, MO, United StatesHQ recorded Sep 20, 2026n/a317 contacts →

Exact match

“Founded in 1979, Carnahan Evans PC is a locally owned and operated law firm, noted for its commitment to providing superior client service to a diverse client base, including…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchEdinburgh, United KingdomHQ recorded Sep 20, 2026201-500246 contacts →

Exact match

“Turcan Connell specialises in providing legal and tax advice to private individuals and their families.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchPotomac, MD, United StatesHQ recorded Sep 20, 2026201-500212 contacts →

Exact match

“Shulman Rogers was founded in 1972 on a simple belief: the best legal counsel is both exceptional and accessible.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchStamford, CT, United StatesHQ recorded Sep 20, 2026201-500212 contacts →

Exact match

“Founded in 1909, Cummings & Lockwood provides sophisticated legal representation to individuals and families, family offices, closely held businesses, other commercial enterprises…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchPreston, United KingdomHQ recorded Sep 20, 2026201-500207 contacts →

Exact match

“Harrison Drury is a people business with relationships at its heart.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchNewton Abbot, United KingdomHQ recorded Sep 20, 2026201-500189 contacts →

Exact match

“WBW offers a full range of legal and financial planning services to individuals and businesses, both locally and nationally.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchSan Jose, CA, United StatesHQ recorded Sep 20, 202651-200166 contacts →

Exact match

“Berliner Cohen, LLP, is a highly-respected Northern California full-service business law firm.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact match12 U.s. Offices, IL, United StatesHQ recorded Sep 20, 2026201-500160 contacts →

Exact match

“Harrison LLP is a national law firm that assists clients in defining and achieving their private wealth goals, delivering peace of mind through sophisticated and practical legal…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202651-200156 contacts →

Exact match

“Moses Singer provides legal services to companies, individuals and families in the New York City area.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchDerby, United KingdomHQ recorded Sep 20, 202651-200150 contacts →

Exact match

“Right Legal Group is a well-established law firm that forms part of a network of Law firms that specialise in Wills and Probate services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchSydney, AustraliaHQ recorded Sep 20, 202611-50150 contacts →

Exact match

“AGEIS takes pride in revolutionising the landscape of accounting, tax, legal advisory.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLiverpool, United KingdomHQ recorded Sep 20, 2026201-500142 contacts →

Exact match

“Making a positive difference to people’s lives through the practice of law is the defining principle of what we do at the Jackson Lees Group.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchBoston, MA, United StatesHQ recorded Sep 20, 202651-200140 contacts →

Exact match

“Based in Boston, Hemenway & Barnes LLP has served for more than 160 years as trusted counsel to the region’s high net worth families, businesses, and nonprofit organizations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchMinneapolis, MN, United StatesHQ recorded Sep 20, 202651-200136 contacts →

Exact match

“For one hundred years, Best & Flanagan attorneys have been building uniquely close relationships with our clients, including closely-held businesses, nonprofits, generations of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchWheaton, IL, United StatesHQ recorded Sep 20, 202651-200133 contacts →

Exact match

“Huck Bouma, PC has the resources of a downtown Chicago law firm, with the ability to provide personalized, individualized services to you, its clients.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSurprise, AZ, United StatesHQ recorded Sep 20, 20261,001-5,000133 contacts →

Exact match

“Universal Wealth is lead by Andre L.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchRichland, WA, United StatesHQ recorded Sep 20, 202651-200131 contacts →

Exact match

“Gravis Law provides accessible legal services that simplify complex problems and help clients clearly understand their options, all tailored to the unique needs of individuals…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchTroy, MI, United StatesHQ recorded Sep 20, 202651-200130 contacts →

Exact match

“Founded 40 years ago, Giarmarco, Mullins & Horton, P.C.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202651-200129 contacts →

Exact match

“Burke, Warren, MacKay & Serritella, P.C.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchVancouver, BC, CanadaHQ recorded Sep 20, 202651-200129 contacts →

Exact match

“BC's oldest firm with a history of over 150 years of delivering practical, quality, and cost-effective legal services to the community since 1871.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 20, 202651-200114 contacts →

Exact match

“Vardags is a top law firm which works exclusively for high net worth clients (assets in excess of £1m and/or annual income in excess of and private companies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 7,951 estate tax attorneys worldwide

See the full list, filter by size, metro and specialty, and access 20,258 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Estate tax attorneys worldwide at a glance

As of Sep 20, 2026
47.4%Verified-email coverage
5.4Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
6,365
11-50
1,355
51-200
162
201-500
18
501-1,000
2
1,001-5,000
5
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 estate tax attorneys are linked below.
What qualifies
Company records worldwide whose business descriptions match “estate tax attorneys” 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 20,258 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 20, 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.

Estate tax attorneys by location

40 lists · largest first

Every Estate tax attorneys 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 “estate tax attorneys”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many estate tax attorneys are there worldwide?

RevenueBase identified 7,951 company matches for estate tax attorneys 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?

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

Which country has the most estate tax attorneys?

The United States leads with 5,593 companies, followed by the United Kingdom (272) and Canada (245). Every estate tax attorneys list by country and city is linked on this page.

Which city has the most estate tax attorneys?

New York leads with 127 company records, followed by Houston (79) and Chicago (73).

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 20,258 professional contacts with verified work emails tracked across these 7,951 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 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 7,951 estate tax attorneys 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.