Company lists · Data refreshed September 2026
Top 25 Tax law firms based in Australia
RevenueBase identified 1,849 tax law firms headquartered in Australia as of September 2026 and tracks 21,023 professional contacts across them, including 11,265 with verified work emails and 1,127 with mobile numbers. Sydney is the largest hub.
This list covers tax 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 6, 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.
The 25 largest tax law firms based in Australia
Ranked by team size| # | Company | RevenueBase Smart Search | Contacts | ||
|---|---|---|---|---|---|
| 1 | Partial evidence | 2,667 contacts → | |||
“MinterEllison is one of Australia’s largest independent law and consulting firms.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 2 | Partial evidence | 1,787 contacts → | |||
“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: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 3 | Indirect evidence | 1,162 contacts → | |||
“Gilbert + Tobin was founded on values of excellence, trust, respect, integrity and good corporate citizenship.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 4 | Indirect evidence | 1,088 contacts → | |||
“William Buck is a leading firm of Accountants and advisors with 150 partners and over 1,100 professional staff.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 5 | Partial evidence | 336 contacts → | |||
“Arnold Bloch Leibler is a premium Australian commercial law firm renowned for advising clients on their most important transactions and disputes.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 6 | Indirect evidence | 196 contacts → | |||
“With over 35 years of successful operation, Prosperity has the technical expertise, industry experience and resources to assist clients meet their financial objectives.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 7 | Partial evidence | 181 contacts → | |||
“With offices in Melbourne, Sydney and Brisbane, Cornwalls is one of Australia’s oldest and most respected independent law firms.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 8 | Partial evidence | 176 contacts → | |||
“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: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 9 | Indirect evidence | 169 contacts → | |||
“LK has a unique combination of expertise and resources.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 10 | Partial evidence | 150 contacts → | |||
“AGEIS takes pride in revolutionising the landscape of accounting, tax, legal advisory.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 11 | Indirect evidence | 132 contacts → | |||
“We cut through complexity and deliver with clarity, precision and pace.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 12 | Indirect evidence | 127 contacts → | |||
“Wisewould Mahony has been around since 1853 because we’re different.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 13 | Indirect evidence | 124 contacts → | |||
“Winner of BRW’s Most Productive Accounting Firm seven years running (2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 and again 2011).” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 14 | Partial evidence | 104 contacts → | |||
“SLF Lawyers are Commercial Law specialists with offices located in Brisbane, Gold Coast, Sydney, Melbourne and Perth.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 15 | Indirect evidence | 95 contacts → | |||
“Our ability to exceed client expectations has led to our success in a range of services embracing all aspects of business.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 16 | Partial evidence | 94 contacts → | |||
“A law firm with dedication, expertise and commitment.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 17 | Partial evidence | 93 contacts → | |||
“Aitken Partners is a rare thing: a law firm with heart.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 18 | Indirect evidence | 92 contacts → | |||
“Expert advice, human approach.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 19 | Indirect evidence | 90 contacts → | |||
“Welcome to Chan & Naylor - your trusted advisors in financial care for families and businesses across generations.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 20 | Indirect evidence | 90 contacts → | |||
“Harwood Andrews Strategic Thinking Every Detail Better Results.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 21 | Indirect evidence | 89 contacts → | |||
“Wilson Pateras are more than accountants: we are expert advisors and strategists focused on your financial future.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 22 | Indirect evidence | 83 contacts → | |||
“Kain Lawyers are Transaction Specialists, advising in Private and Public M&A, Equity Capital Markets, Debt Capital Markets, Investment Funds, Property, Projects & Real Assets and…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 23 | Indirect evidence | 83 contacts → | |||
“Armada Accountants & Advisors brings together a dedicated team of specialists, each an expert in their own discipline and all working together toward your financial goals.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 24 | Indirect evidence | 83 contacts → | |||
“We’re about people.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 25 | Partial evidence | 81 contacts → | |||
“Chambers Russell Lawyers is a commercial law firm practicing across construction and building defects, strata and community title, property and commercial, commercial litigation…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: tax law firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names tax law firms.
- Partial evidence
- Its own public description names part of tax law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name tax law firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,849 tax law firms based in Australia
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Tax law firms based in Australia at a glance
As of Sep 6, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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 tax 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 “tax 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 tax 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 tax 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, 11,265 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 6, 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.
Tax law firms by metro
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 tax 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 tax law firms are there based in Australia?
RevenueBase identified 1,849 tax 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 tax law firms?
Sydney leads with 240 headquartered companies, followed by Melbourne (143) and Brisbane (59).
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 11,265 verified decision-maker contacts tracked across these 1,849 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 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 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.