Company lists · Data refreshed September 2026

Top 22 Audit defense firms based in Australia

RevenueBase identified 152 company matches for audit defense firms associated with Australia as of September 2026 and tracks 704 professional contacts across them, including 285 with verified work emails. Sydney is the largest hub.

This list covers company matches for audit defense 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 30, 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 30, 2026 How this list was built
152Companies
704Contacts tracked
285Verified emails
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The 22 largest audit defense firms based in Australia

Ranked by team size
Top 22 of 152 company matches for audit defense firms based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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 matchLaunceston, AustraliaHQ recorded Sep 30, 202611-5031 contacts →

Exact match

“Accountants, Auditors and Advisors based in Launceston, Tasmania.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2Exact matchSydney, AustraliaHQ recorded Sep 30, 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 30, 2026 · View company records in RevenueBase
3Exact matchSydney, AustraliaHQ recorded Sep 30, 202611-5026 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4Exact matchOrange, AustraliaHQ recorded Sep 30, 20261-1019 contacts →

Exact match

“We are a specialist, audit only firm providing professional audit and assurance services throughout New South Wales.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5Exact matchBunbury, AustraliaHQ recorded Sep 30, 202611-5016 contacts →

Exact match

“We take the confusion out of tax, so you can relax and focus on the fun stuff.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6Exact matchNewcastle West, AustraliaHQ recorded Sep 30, 2026201-50015 contacts →

Exact match

“If you are a decision maker in business looking for the right advice, PKF is a national, award winning mid-tier accounting and business advisory firm, tailoring its services and…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7Exact matchSydney, AustraliaHQ recorded Sep 30, 202611-5015 contacts →

Exact match

“We go above and beyond to help you navigate times of need, uncertainty and opportunity.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8Exact matchBrisbane, AustraliaHQ recorded Sep 30, 202611-5012 contacts →

Exact match

“Established in 2001, FSA Partners is a professional services firm providing tax, audit and advisory services to some of Australia’s leading privately owned businesses, not for…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9Exact matchMalvern, AustraliaHQ recorded Sep 30, 20261-1012 contacts →

Exact match

“At Oliluca Accountants & Advisors, we can provide a broad range of Accounting, Taxation and Advisory Services to you, with 100% satisfaction & fast turnaround.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10Exact matchAdelaide, AustraliaHQ recorded Sep 30, 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 30, 2026 · View company records in RevenueBase
11Exact matchMoonee Ponds, AustraliaHQ recorded Sep 30, 20261-1010 contacts →

Exact match

“Building and Supporting Businesses”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12Exact matchAirport West, AustraliaHQ recorded Sep 30, 20261-108 contacts →

Exact match

“FDA Accountants is a Tax Advisory Accounting Firm.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13Exact matchSouth Plympton, AustraliaHQ recorded Sep 30, 20261-108 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14Exact matchOatley, AustraliaHQ recorded Sep 30, 202611-508 contacts →

Exact match

“Dynamic growing accounting firm providing Audit, tax, accounting and business advice.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15Exact matchSydney (nsw - 2000), AustraliaHQ recorded Sep 30, 20261-108 contacts →

Exact match

“As Australia's leading tax experts, Waterhouse Lawyers are passionate about what we do and are driven to always achieve the best outcome for our clients.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16Exact matchMelbourne, AustraliaHQ recorded Sep 30, 20261-107 contacts →

Exact match

“Webb Martin Consulting provides expert tax advisory services to accountants, tax practitioners, corporate clients, government departments and not-for profit organisations.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17Exact matchBrisbane, AustraliaHQ recorded Sep 30, 20261-106 contacts →

Exact match

“UEM Business is a boutique advisory business located in Brisbane offering an extensive range of tax, accounting and consulting services to businesses of all sizes.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18Exact matchFortitude Valley, AustraliaHQ recorded Sep 30, 202611-505 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19Exact matchWoongarrah, AustraliaHQ recorded Sep 30, 20261-105 contacts →

Exact match

“When you’re looking for an accountant, it’s not just about finding someone who can crunch numbers.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20Exact matchPreston, AustraliaHQ recorded Sep 30, 202611-505 contacts →

Exact match

“Since its conception, our team at Tax Integrity Group has been assisting entities and individuals in all manner of tax matters to help ensure a profitable and manageable future.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21Exact matchAshfield, AustraliaHQ recorded Sep 30, 20261-105 contacts →

Exact match

“PreCent Tax and Accounting services can help your business to fix financial problems efficiently.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22Exact matchSydney, AustraliaHQ recorded Sep 30, 202611-504 contacts →

Exact match

“By title Simeoni are business accountants, Real estate accountants and audit specialists, tax agents, business advisors, financial advisors, planners and auditors but it is so…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

Showing 22 of 152 audit defense firms based in Australia

See the full list, filter by size, metro and specialty, and access 285 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Audit defense firms based in Australia at a glance

As of Sep 30, 2026
40.5%Verified-email coverage
4.6Average contacts per company
1-10Median size (employees)
16.4%Largest-city concentration · Sydney
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
116
11-50
30
51-200
2
201-500
2

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 152 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 “audit defense 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 285 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 30, 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.

Audit defense firms by metro

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

How many audit defense firms are there based in Australia?

RevenueBase identified 152 company matches for audit defense 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?

Newton & Henry tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most audit defense firms?

Sydney leads with 25 company records, followed by Melbourne (13) and Brisbane (6).

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 285 professional contacts with verified work emails tracked across these 152 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 30, 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.