Company lists · Data refreshed September 2026

Top 23 Expat tax law firms based in Australia

RevenueBase identified 160 company matches for expat tax law firms associated with Australia as of September 2026 and tracks 743 professional contacts across them, including 359 with verified work emails. Sydney is the largest hub.

This list covers company matches for expat tax law firms associated with Australia, 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 28, 2026.

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 28, 2026 How this list was built
160Companies
743Contacts tracked
359Verified emails
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The 23 largest expat tax law firms based in Australia

Ranked by team size
Top 23 of 160 company matches for expat tax law firms based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchSydney, AustraliaHQ recorded Sep 28, 202611-5031 contacts →

Exact match

“A top tier tax, legal and digital firm that is locally rooted and globally connected.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchLeederville, AustraliaHQ recorded Sep 28, 202611-5028 contacts →

Exact match

“Oakstone Advisory (formerly Dyson Advisory Group) was founded by former colleagues with broad commercial and public practice experience ranging from boutique to mid-tier firms to…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-5027 contacts →

Exact match

“Smart Wealth Advisors is a Sydney-based professional service firm with deep expertise in accounting tax and advisory, who provides adaptive, high-quality and client-focused…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchLiverpool, AustraliaHQ recorded Sep 28, 202611-5026 contacts →

Exact match

“At BTC, we specialise in all Business & Taxation Concepts to continually strive in meeting the ever changing environment that our clients face in making business and investment…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchAdelaide, AustraliaHQ recorded Sep 28, 202611-5022 contacts →

Exact match

“Atlas Wealth Group is the leading provider of Australian expat financial services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchNorth Sydney, AustraliaHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“Antunes Lawyers was established in 1986 by Margaret Antunes, Bachelor of Laws and subsequently a Master of Laws in business, trade practices, tax, and international business law.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchBrisbane City, AustraliaHQ recorded Sep 28, 20261-1017 contacts →

Exact match

“West Garbutt was established with a view to providing high quality, responsive and trusted tax advice to clients, including other lawyers and accountants in need of specialist…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchHawthorn East, AustraliaHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“Since 1919, Rennick & Gaynor has built a reputation for trusted, results driven legal advice.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchPerth, AustraliaHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Why Birchstone?”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Fortis Accounting Partners has been providing a full spectrum of accounting and taxation solutions to Australian and foreign business owners, large family groups, investors &…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchSydney, AustraliaHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“At Amberlake, our value lies in being exceptional problem solvers with our ability to simplifying complex issues and providing specialist advice with a wholistic approach and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMelbourne, AustraliaHQ recorded Sep 28, 20261-1012 contacts →

Exact match

“King & Whittle is an based Accounting Management firm that provides effective tax advice, business solutions and wealth management services to domestic and international clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchAdelaide, AustraliaHQ recorded Sep 28, 20261-1011 contacts →

Exact match

“We specialise in tax law and in the commercial law that relates to tax and businesses.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchBalcatta, AustraliaHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“Diana Todd's accountant team offers year-round support for entrepreneurs and investors in growing their wealth and paying less tax.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchUpper Mount Gravatt, AustraliaHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Allens Accounting & Advisory Pty Ltd - One of Australia’s leading business firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchSydney, AustraliaHQ recorded Sep 28, 20261-109 contacts →

Exact match

“bdh Tax delivers tax and financial solutions in the UK and Australia for migrants moving to Australia from the UK, Australians returning home from overseas, Australians living in…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchNorth Sydney, AustraliaHQ recorded Sep 28, 202611-509 contacts →

Exact match

“Bates Cosgrave is an experienced, dynamic firm with a proven track record.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchBrisbane, AustraliaHQ recorded Sep 28, 202611-509 contacts →

Exact match

“At View Legal our mantra is to build the firm our friends would choose.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchBrisbane, AustraliaHQ recorded Sep 28, 202611-509 contacts →

Exact match

“OmniTax Professionals is a recently established firm dedicated to providing quality tax services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchBrookvale, AustraliaHQ recorded Sep 28, 202611-508 contacts →

Exact match

“Mair Mansfield & Co’s goal is to become an integral part of your business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchBrisbane, AustraliaHQ recorded Sep 28, 20261-108 contacts →

Exact match

“We are a boutique firm which has originated from nearly 20 years of Big 4 and mid-tier accounting firm experience.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchCaulfield North, AustraliaHQ recorded Sep 28, 20261-108 contacts →

Exact match

“With more than seventy years combined experience, CP provides specialist tax and accounting services across a broad spectrum of financial matters, both business and personal.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchSydney, AustraliaHQ recorded Sep 28, 20261-108 contacts →

Exact match

“We are a boutique Australian expat tax firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 23 of 160 expat tax law firms based in Australia

See the full list, filter by size, metro and specialty, and access 359 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Expat tax law firms based in Australia at a glance

As of Sep 28, 2026
48.3%Verified-email coverage
4.6Average contacts per company
1-10Median size (employees)
15.0%Largest-city concentration · Sydney
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
123
11-50
33
51-200
2
1,001-5,000
1
10001+
1

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 160 companies.

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.
What qualifies
Company records associated with Australia whose business descriptions match “expat tax law 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 359 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 28, 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.

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 “expat tax law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many expat tax law firms are there based in Australia?

RevenueBase identified 160 company matches for expat tax law firms associated with Australia 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?

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

Which city has the most expat tax law firms?

Sydney leads with 24 company records, followed by Melbourne (14) and Brisbane (10).

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 359 professional contacts with verified work emails tracked across these 160 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 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 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.