Company lists · Data refreshed September 2026

Top 24 Tax service providers based in Australia

RevenueBase identified 1,328 tax service providers headquartered in Australia as of September 2026 and tracks 6,669 professional contacts across them, including 2,677 with verified work emails. Sydney is the largest hub.

This list covers tax service providers 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 22, 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 22, 2026 86% judged on-target in blind review
1,328Companies
6,669Contacts tracked
2,677Verified emails
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The 24 largest tax service providers based in Australia

Ranked by team size
Top 24 of 1,328 tax service providers based in Australia, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to tax service providers: 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 evidenceThornleigh, AustraliaHQ checked Sep 22, 2026501-1,000412 contacts →

Strong evidence

“As Australia’s largest preparer of personal income tax returns, with over 400 offices across Australia, expert help is never far away.”

Source: RevenueBase Database · checked Sep 22, 2026
2Indirect evidenceMelbourne, AustraliaHQ checked Sep 22, 202651-20089 contacts →

Indirect evidence

“Wilson Pateras are more than accountants: we are expert advisors and strategists focused on your financial future.”

Source: RevenueBase Database · checked Sep 22, 2026
3Indirect evidenceOsborne Park, AustraliaHQ checked Sep 22, 202651-20083 contacts →

Indirect evidence

“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: RevenueBase Database · checked Sep 22, 2026
4Indirect evidenceBrendale, AustraliaHQ checked Sep 22, 202651-20060 contacts →

Indirect evidence

“Business can demand everything.”

Source: RevenueBase Database · checked Sep 22, 2026
5Indirect evidenceDandenong, AustraliaHQ checked Sep 22, 202611-5059 contacts →

Indirect evidence

“MJC Partners brings together people whose focus is to give you and your business the direction to tap into your true potential and create wealth and freedom.”

Source: RevenueBase Database · checked Sep 22, 2026
6Indirect evidenceRichmond, AustraliaHQ checked Sep 22, 202611-5058 contacts →

Indirect evidence

“DFK Benjamin King Money has a long history, with its founding partner having established the practice in March 1960.”

Source: RevenueBase Database · checked Sep 22, 2026
7Strong evidencePoint Cook, AustraliaHQ checked Sep 22, 202651-20055 contacts →

Strong evidence

“Clear Tax is one of Australia's fastest-growing, multi-award-winning accounting and advisory firms, helping individuals, property investors, business owners and self-managed super…”

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceInverell, AustraliaHQ checked Sep 22, 202611-5049 contacts →

Indirect evidence

“We offer a range of high-quality accounting, financial and business services.”

Source: RevenueBase Database · checked Sep 22, 2026
9Indirect evidenceBella Vista, AustraliaHQ checked Sep 22, 202651-20038 contacts →

Indirect evidence

“We are proud of our reputation as one of the most trusted Business Accounting providers in Sydney, and consistently stand by our promise of providing the highest quality advice.”

Source: RevenueBase Database · checked Sep 22, 2026
10Strong evidenceWynnum, AustraliaHQ checked Sep 22, 2026n/a38 contacts →

Strong evidence

“Financial Milestones offers a full range of business, tax and finance services to help you target your future prosperity and grow your wealth.”

Source: RevenueBase Database · checked Sep 22, 2026
11Indirect evidenceNaracoorte, AustraliaHQ checked Sep 22, 202651-20036 contacts →

Indirect evidence

“Murray Nankivell is a leader in Accounting, Business Consulting and Financial Planning solutions.”

Source: RevenueBase Database · checked Sep 22, 2026
12Indirect evidenceCastle Hill, AustraliaHQ checked Sep 22, 202611-5033 contacts →

Indirect evidence

“Work smarter with specialists who always keep their promise and guarantee their work.”

Source: RevenueBase Database · checked Sep 22, 2026
13Strong evidenceBalgowlah, AustraliaHQ checked Sep 22, 202611-5032 contacts →

Strong evidence

“Eagle Financial Business Accountants offers a suite of professional financial services which help you with every aspect of running a business, from strategic planning and tax…”

Source: RevenueBase Database · checked Sep 22, 2026
14Indirect evidenceBlair Athol, AustraliaHQ checked Sep 22, 202611-5031 contacts →

Indirect evidence

“The Kalculators was born to offer expert accounting services in Adelaide at reasonable prices.”

Source: RevenueBase Database · checked Sep 22, 2026
15Indirect evidenceSouthbank, AustraliaHQ checked Sep 22, 202611-5030 contacts →

Indirect evidence

“Lead with Integrity Respect Always Own It Raise the Bar Enjoy the Journey Stronger Together - These core values are the foundation of everything we do.”

Source: RevenueBase Database · checked Sep 22, 2026
16Indirect evidenceMount Waverley, AustraliaHQ checked Sep 22, 202651-20028 contacts →

Indirect evidence

“Factor1 are specialist accountants and advisers focused on privately owned business.”

Source: RevenueBase Database · checked Sep 22, 2026
17Indirect evidenceShepparton, AustraliaHQ checked Sep 22, 202611-5028 contacts →

Indirect evidence

“At MB+M, we are passionate about helping make your life easier by growing your wealth and business.”

Source: RevenueBase Database · checked Sep 22, 2026
18Indirect evidenceSydney, AustraliaHQ checked Sep 22, 202611-5026 contacts →

Indirect evidence

“Khourys & Associates was founded over 30 years ago, as a vision of Charles Khoury, with the desire to provide Accounting, Taxation and Business Advice and Services to the local…”

Source: RevenueBase Database · checked Sep 22, 2026
19Strong evidenceSydney, AustraliaHQ checked Sep 22, 202611-5026 contacts →

Strong evidence

“At BTG International, we redefine excellence in business tax services with award-winning, innovative solutions tailored to your business needs.”

Source: RevenueBase Database · checked Sep 22, 2026
20Indirect evidenceMelbourne, AustraliaHQ checked Sep 22, 202611-5025 contacts →

Indirect evidence

“Marin Accountants provide personal, proactive and proven taxation and accounting services to professionals, family offices and business owners.”

Source: RevenueBase Database · checked Sep 22, 2026
21Indirect evidenceMelbourne, AustraliaHQ checked Sep 22, 20261-1025 contacts →

Indirect evidence

“Accounting House is a firm of Accountants able to offer a comprehensive professional service to our clients which embraces all facets of business and financial services.”

Source: RevenueBase Database · checked Sep 22, 2026
22Indirect evidenceTuggerah, AustraliaHQ checked Sep 22, 202611-5024 contacts →

Indirect evidence

“Bishop Collins Accountants have worked hard to differentiate ourselves from the methods of most other accountants.”

Source: RevenueBase Database · checked Sep 22, 2026
23Indirect evidenceSouth Melbourne, AustraliaHQ checked Sep 22, 202611-5024 contacts →

Indirect evidence

“Offering a range of accounting, taxation, and financial planning services for a variety of clients including individuals, small business and larger enterprise, the team at 4orward…”

Source: RevenueBase Database · checked Sep 22, 2026
24Indirect evidenceBendigo Office, AustraliaHQ checked Sep 22, 202651-20024 contacts →

Indirect evidence

“Kelly Partners Bendigo is Central Victoria’s trusted accounting firm.”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 24 of 1,328 tax service providers based in Australia

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Tax service providers based in Australia at a glance

As of Sep 22, 2026
40.1%Verified-email coverage
5.0Average contacts per company
1-10Median size (employees)
6.6%Largest-city concentration · Sydney
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
1,013
11-50
269
51-200
23
201-500
3
501-1,000
2
1,001-5,000
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 1,328 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 tax service providers, 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 service providers”. 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 service providers), 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 service providers, 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, 2,677 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 22, 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 tax service providers, 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 service providers are there based in Australia?

RevenueBase identified 1,328 tax service providers 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?

H&r Block Australia, headquartered in Thornleigh, tops this list with the largest team on record.

Which city has the most tax service providers?

Sydney leads with 88 headquartered companies, followed by Melbourne (82) and Brisbane (41).

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 2,677 verified decision-maker contacts tracked across these 1,328 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 22, 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.