Company lists · Data refreshed September 2026

Top 25 International employment law firms based in Sydney, Australia

RevenueBase identified 190 international employment law firms headquartered in Sydney, Australia as of September 2026 and tracks 8,611 professional contacts across them, including 5,222 with verified work emails. Across Australia, Sydney is the largest hub for this category.

This list covers international employment law firms headquartered in Sydney, 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 28, 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 28, 2026 86% judged on-target in blind review
190Companies
8,611Contacts tracked
5,222Verified emails
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The 25 largest international employment law firms based in Sydney, Australia

Ranked by team size
Top 25 of 190 international employment law firms based in Sydney, Australia, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to international employment 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
1Strong evidenceSydney, AustraliaHQ checked Sep 28, 20261,001-5,0001,901 contacts →

Strong 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 28, 2026
2Partial evidenceSydney, AustraliaHQ checked Sep 28, 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 28, 2026
3Partial evidenceSydney, AustraliaHQ checked Sep 28, 20261,001-5,0001,506 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceSydney, AustraliaHQ checked Sep 28, 2026501-1,000697 contacts →

Partial evidence

“Moray & Agnew is a national law firm of over 110 Partners and over 800 people.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceSydney, AustraliaHQ checked Sep 28, 2026201-500478 contacts →

Partial 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 28, 2026
6Indirect evidenceSydney, AustraliaHQ checked Sep 28, 20261,001-5,000159 contacts →

Indirect evidence

“Blake Dawson is now Ashurst.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceSydney, AustraliaHQ checked Sep 28, 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 28, 2026
8Partial evidenceSydney, AustraliaHQ checked Sep 28, 202651-20081 contacts →

Partial evidence

“Chambers Russell Lawyers is a commercial law firm practicing across construction and building defects, strata and community title, property and commercial, commercial litigation…”

Source: RevenueBase Database · checked Sep 28, 2026
9Strong evidenceSydney, AustraliaHQ checked Sep 28, 202651-20073 contacts →

Strong evidence

“We provide uncomplicated, insightful & visionary employment, workplace relations & safety law advice, delivered with an uncompromising focus on delighting our clients.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceSydney, AustraliaHQ checked Sep 28, 2026201-50059 contacts →

Indirect evidence

“Henry Davis York combined with Norton Rose Fulbright on December 1, 2017.”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceSydney, AustraliaHQ checked Sep 28, 202611-5046 contacts →

Strong evidence

“Harmers Workplace Lawyers LP focuses on innovative, high-quality problem-solving and a preventive approach to law across all areas of employment and industrial law.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceSydney, AustraliaHQ checked Sep 28, 202611-5046 contacts →

Partial evidence

“Ajuria Lawyers is widely regarded as one of Australia's leading specialist immigration law practices.”

Source: RevenueBase Database · checked Sep 28, 2026
13Strong evidenceSydney, AustraliaHQ checked Sep 28, 202611-5043 contacts →

Strong evidence

“Workdynamic Australia specialises in employment law, workplace investigations and workplace training.”

Source: RevenueBase Database · checked Sep 28, 2026
14Strong evidenceSydney, AustraliaHQ checked Sep 28, 202611-5042 contacts →

Strong evidence

“Australian Business Lawyers & Advisors (ABLA) is proud to be recognised as the Workplace Relations and Employment Team of the Year at the Australian Law Awards 2025.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceSydney, AustraliaHQ checked Sep 28, 202651-20041 contacts →

Partial evidence

“In April 2006, two long standing and highly respected law firms, Diamond Peisah and Conway Maccallum, merged to form Diamond Conway Lawyers.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceSydney, AustraliaHQ checked Sep 28, 202611-5035 contacts →

Indirect evidence

“Pigott Stinson is a firm that has spent 150 years providing exceptional legal services to individuals, businesses and corporations.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceSydney, AustraliaHQ checked Sep 28, 202611-5033 contacts →

Partial evidence

“CMN is committed to high standards of service and continued excellence in the practice of law.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceSydney, AustraliaHQ checked Sep 28, 202611-5031 contacts →

Indirect evidence

“At Henry William Lawyers we are ready to hear your ideas and help you achieve your goals.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceSydney, AustraliaHQ checked Sep 28, 202611-5028 contacts →

Indirect evidence

“VALUES Our family name is the name on the door and that means everything to us.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceSydney, AustraliaHQ checked Sep 28, 202611-5027 contacts →

Partial evidence

“Vincent Young is not your average law firm.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceSydney, AustraliaHQ checked Sep 28, 202611-5026 contacts →

Partial evidence

“Mangioni Biggs + Co provides an effective alternative to large and medium sized law firms.”

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceSydney, AustraliaHQ checked Sep 28, 202611-5026 contacts →

Partial evidence

“Immigration Solutions Lawyers (ISL) is an Immigration Law Firm located in the multi-cultural heart of Sydney, Australia.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceSydney, AustraliaHQ checked Sep 28, 202611-5025 contacts →

Indirect evidence

“Lionheart Lawyers is a niche firm of expert lawyers.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceSydney, AustraliaHQ checked Sep 28, 202611-5025 contacts →

Indirect evidence

“Founded on a culture of authenticity, ClarkeKann commits people and know how to help our clients make the right decisions and grow in what can be a challenging business…”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceSydney, AustraliaHQ checked Sep 28, 202611-5024 contacts →

Partial evidence

“Norton White is acknowledged as a leader in the practice of transport law with specialised teams devoted to aerospace, maritime, logistics, and tourism.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 190 international employment law firms based in Sydney, Australia

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International employment law firms based in Sydney, Australia at a glance

As of Sep 28, 2026
60.6%Verified-email coverage
45.3Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
115
11-50
57
51-200
9
201-500
3
501-1,000
1
1,001-5,000
5

Email recency for this list is measured across the whole Australia list rather than for Sydney, so it is reported there. Company counts and contact totals on this page are exact for Sydney, over 190 companies.

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 international employment 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 Sydney, Australia whose own description of what they do matches “international employment 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 international employment 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 international employment law firms, and records with no verified work email. Companies headquartered outside Sydney 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, 5,222 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 28, 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 international employment 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 international employment law firms are there based in Sydney, Australia?

RevenueBase identified 190 international employment law firms headquartered in Sydney, 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?

Allens, headquartered in Sydney, tops this list with the largest team on record.

Which city in Australia has the most international employment law firms?

Sydney leads Australia with 190 headquartered companies, followed by Melbourne (84) and Brisbane (33).

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 5,222 verified decision-maker contacts tracked across these 190 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 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 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.