Company lists · Data refreshed September 2026

Top 25 Cross border transaction law firms based in Australia

RevenueBase identified 803 cross border transaction law firms headquartered in Australia as of September 2026 and tracks 20,937 professional contacts across them, including 13,164 with verified work emails and 1,106 with mobile numbers. Sydney is the largest hub.

This list covers cross border transaction law firms headquartered in Australia, 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 29, 2026.

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 29, 2026 86% judged on-target in blind review
803Companies
20,937Contacts tracked
13,164Verified emails
1,106Mobile numbers
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The 25 largest cross border transaction law firms based in Australia

Ranked by team size
Top 25 of 803 cross border transaction law firms based in Australia, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to cross border transaction law firms: 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
1Partial evidenceAustraliaHQ checked Sep 29, 20261,001-5,0002,667 contacts →

Partial evidence

“MinterEllison is one of Australia’s largest independent law and consulting firms.”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceSydney, AustraliaHQ checked Sep 29, 20261,001-5,0001,901 contacts →

Partial evidence

“Allens is a leading international law firm with a long and proud heritage of shaping the future for our clients, our people and the communities in which we work.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceSydney, AustraliaHQ checked Sep 29, 20261,001-5,0001,787 contacts →

Partial evidence

“We are one of Australia's oldest and largest law firms, with offices in six cities, nearly 200 partners, and a full range of legal services for large private sector and government…”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceSydney, AustraliaHQ checked Sep 29, 20261,001-5,0001,506 contacts →

Partial evidence

“Corrs Chambers Westgarth is Australia’s leading independent law firm.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceBarangaroo, AustraliaHQ checked Sep 29, 20261,001-5,0001,162 contacts →

Indirect evidence

“Gilbert + Tobin was founded on values of excellence, trust, respect, integrity and good corporate citizenship.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceMelbourne, AustraliaHQ checked Sep 29, 20261,001-5,0001,138 contacts →

Indirect evidence

“Creating value for clients.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceMelbourne, AustraliaHQ checked Sep 29, 2026201-500552 contacts →

Partial evidence

“At Holding Redlich, great law is our starting point.”

Source: RevenueBase Database · checked Sep 29, 2026
8Strong evidenceSydney, AustraliaHQ checked Sep 29, 2026201-500478 contacts →

Strong evidence

“Johnson Winter Slattery (JWS) is a leading Australian law firm known for advising corporates and funds on their most complex transactions, disputes and regulatory matters.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceBrisbane, AustraliaHQ checked Sep 29, 2026201-500357 contacts →

Indirect evidence

“Offering quality advice to protect clients.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceSydney, AustraliaHQ checked Sep 29, 2026201-500326 contacts →

Partial evidence

“As a corporate and commercial law firm, based in Australia and New Zealand, Hamilton Locke transforms the traditional approach to corporate legal services, removing bureaucracy…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceBrisbane, AustraliaHQ checked Sep 29, 2026201-500290 contacts →

Indirect evidence

“HopgoodGanim Lawyers is a leading Australian independent legal and advisory firm operating nationally and internationally with a focus on Asia from Brisbane and Perth.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceSydney, AustraliaHQ checked Sep 29, 2026201-500281 contacts →

Indirect evidence

“Bartier Perry has been providing legal services for over 80 years.”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceMelbourne, AustraliaHQ checked Sep 29, 2026201-500274 contacts →

Partial evidence

“Macpherson Kelley is a Commercial law firm that thinks differently - our lawyers possess a rare combination of commercial acumen, legal ingenuity, and human insight.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceMelbourne | Sydney | Brisbane, AustraliaHQ checked Sep 29, 202651-200181 contacts →

Partial evidence

“With offices in Melbourne, Sydney and Brisbane, Cornwalls is one of Australia’s oldest and most respected independent law firms.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidencePerth 6000, AustraliaHQ checked Sep 29, 202651-200176 contacts →

Partial evidence

“We are an Approved Quality Practice (Law Society of Western Australia) and are proud of our reputation for commitment to client service focusing on the needs of private clients…”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceAdelaide, AustraliaHQ checked Sep 29, 202651-200169 contacts →

Indirect evidence

“LK has a unique combination of expertise and resources.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceAdelaide, AustraliaHQ checked Sep 29, 202651-200162 contacts →

Partial evidence

“Cowell Clarke is a full-service, national commercial law firm.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceSydney, AustraliaHQ checked Sep 29, 20261,001-5,000159 contacts →

Indirect evidence

“Blake Dawson is now Ashurst.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceMelbourne, AustraliaHQ checked Sep 29, 202651-200107 contacts →

Partial evidence

“KHQ Lawyers was founded in March 2006 by two lawyers from top-tier and in-house backgrounds who had a vision for a new type of law firm – ‘boutique top-tier’, a firm with top-tier…”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceParramatta, AustraliaHQ checked Sep 29, 202651-200104 contacts →

Partial evidence

“Coleman Greig is more than a great law firm with highly experienced lawyers.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceBrisbane, AustraliaHQ checked Sep 29, 202651-200102 contacts →

Partial evidence

“With a proven history of strong performance, we have established a reputation for being leaders in law.”

Source: RevenueBase Database · checked Sep 29, 2026
22Partial evidenceHaymarket, AustraliaHQ checked Sep 29, 202651-20097 contacts →

Partial evidence

“Chamberlains is a full-service law firm with an offering unlike any other.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceAdelaide, AustraliaHQ checked Sep 29, 202651-20095 contacts →

Indirect evidence

“Our ability to exceed client expectations has led to our success in a range of services embracing all aspects of business.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceSydney, AustraliaHQ checked Sep 29, 202651-20095 contacts →

Partial evidence

“Holman Webb Lawyers is a premier commercial and insurance law firm established in Sydney, Australia, in 1960.”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidencePerth, AustraliaHQ checked Sep 29, 202651-20094 contacts →

Partial evidence

“A law firm with dedication, expertise and commitment.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 803 cross border transaction law firms based in Australia

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Cross border transaction law firms based in Australia at a glance

As of Sep 29, 2026
62.9%Verified-email coverage
5.3%Mobile-number coverage
26.1Average contacts per company
1-10Median size (employees)
30.3%Largest-city concentration · Sydney
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
506
11-50
234
51-200
38
201-500
9
501-1,000
1
1,001-5,000
10

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 31.0d

Company record updated

Median 78.0d

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 cross border transaction law firms, 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.
What qualifies
Companies headquartered in Australia whose own description of what they do matches “cross border transaction law firms”. 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 cross border transaction law firms), 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 cross border transaction law firms, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
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, 13,164 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 29, 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.

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 cross border transaction law firms, 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 cross border transaction law firms are there based in Australia?

RevenueBase identified 803 cross border transaction law firms headquartered in Australia 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?

Minterellison, headquartered in Australia, tops this list with the largest team on record.

Which city has the most cross border transaction law firms?

Sydney leads with 243 headquartered companies, followed by Melbourne (124) and Brisbane (36).

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 13,164 verified decision-maker contacts tracked across these 803 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 29, 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.