Company lists · Data refreshed September 2026

Top 24 Independent audit firm for mid-market businesses based in Australia

RevenueBase identified 147 independent audit firm for mid-market businesses headquartered in Australia as of September 2026 and tracks 6,483 professional contacts across them, including 2,154 with verified work emails. Sydney is the largest hub.

This list covers independent audit firm for mid-market businesses 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 21, 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 21, 2026 86% judged on-target in blind review
147Companies
6,483Contacts tracked
2,154Verified emails
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The 24 largest independent audit firm for mid-market businesses based in Australia

Ranked by team size
Top 24 of 147 independent audit firm for mid-market businesses based in Australia, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to independent audit firm for mid-market businesses: 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
1Indirect evidenceSydney, AustraliaHQ checked Sep 21, 20261,001-5,0001,626 contacts →

Indirect evidence

“Your business deserves remarkable support.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceDocklands, AustraliaHQ checked Sep 21, 20261,001-5,0001,531 contacts →

Indirect evidence

“Accounting and business advisory experts sharing insights about issues impacting family-controlled and privately owned businesses, high net-worth individuals, the public sector…”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceSydney, AustraliaHQ checked Sep 21, 20261,001-5,0001,088 contacts →

Indirect evidence

“William Buck is a leading firm of Accountants and advisors with 150 partners and over 1,100 professional staff.”

Source: RevenueBase Database · checked Sep 21, 2026
4Strong evidenceMelbourne, AustraliaHQ checked Sep 21, 2026501-1,000592 contacts →

Strong evidence

“Moore Australia is a network of five independent accounting, audit and advisory firms with 13 offices and 600+ staff across Australia.”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceAdelaide, AustraliaHQ checked Sep 21, 202651-200107 contacts →

Indirect evidence

“Nexia Edwards Marshall is part of a leading global network with over 519 offices across more than 119 countries.”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidenceSydney, AustraliaHQ checked Sep 21, 202651-20096 contacts →

Partial evidence

“ESV is a leading mid-tier Australian business advisory and accountancy firm.”

Source: RevenueBase Database · checked Sep 21, 2026
7Strong evidenceMelbourne, AustraliaHQ checked Sep 21, 202651-20066 contacts →

Strong evidence

“Unlocking Value Hall Chadwick is a results-driven accounting consultancy specialising in the mid-market sector.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceBrendale, AustraliaHQ checked Sep 21, 202651-20060 contacts →

Indirect evidence

“Business can demand everything.”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceBunbury, AustraliaHQ checked Sep 21, 202651-20052 contacts →

Partial evidence

“We are one of the largest accounting, audit and business services firm within Regional Western Australia, with offices in Bunbury, Margaret River, Mandurah, Geraldton, Donnybrook…”

Source: RevenueBase Database · checked Sep 21, 2026
10Strong evidenceHaymarket, AustraliaHQ checked Sep 21, 202611-5051 contacts →

Strong evidence

“Your Trusted Audit and Assurance Specialist National Audits Group partners with accounting firms across Australia, offering independent audit and assurance services that enhance…”

Source: RevenueBase Database · checked Sep 21, 2026
11Partial evidenceJoondalup, AustraliaHQ checked Sep 21, 202611-5042 contacts →

Partial evidence

“AMW (Audit) Pty Ltd trading as Anderson Munro & Wyllie (“AMW”) is a registered audit company (auditor number 314299) specialising in providing audit services to small and medium…”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceCheltenham, AustraliaHQ checked Sep 21, 202651-20040 contacts →

Indirect evidence

“ASV Wadeson are Chartered accountants, auditors and taxation advisors who provide a range of services to small and medium-sized businesses across Australia.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 202651-20040 contacts →

Indirect evidence

“MGI South Queensland is a team of pro-active forward thinking accounting, auditing and business advisory professionals dedicated to ensuring that our clients have the best…”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceGriffith, AustraliaHQ checked Sep 21, 202651-20038 contacts →

Indirect evidence

“Kelly+Partners Griifith provides an extensive suite of generalised and specialised accounting services to people and businesses from the agricultural, retail, manufacturing…”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceBendigo, AustraliaHQ checked Sep 21, 202611-5031 contacts →

Partial evidence

“RSD Audit is one of the largest specialist firms in Australia, providing audit and assurance services to a variety of clients.”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceLaunceston, AustraliaHQ checked Sep 21, 202611-5031 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceSydney, AustraliaHQ checked Sep 21, 202611-5026 contacts →

Partial evidence

“LNP Audit and Assurance is a dynamic growing specialist audit and assurance practice.”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceMelbourne, AustraliaHQ checked Sep 21, 202611-5024 contacts →

Indirect evidence

“Bryant & Bryant Chartered Accountants was established in 1990 to help businesses and entrepreneurs facing financial hardship or uncontrolled growth.”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceParramatta, AustraliaHQ checked Sep 21, 202611-5023 contacts →

Indirect evidence

“Spry Roughley Chartered Accountants Auditors; Accountants; Business, Wealth & Tax Advisors Working on today's issues and seeing tomorrow's opportunities For private businesses…”

Source: RevenueBase Database · checked Sep 21, 2026
20Partial evidenceParramatta, AustraliaHQ checked Sep 21, 202611-5021 contacts →

Partial evidence

“SDJA is a progressive and dynamic firm aimed at providing cost effective, reliable and value-based audit solutions to the not-for-profit industry and private sector.”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceOrange, AustraliaHQ checked Sep 21, 20261-1019 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
22Partial evidenceDeakin, AustraliaHQ checked Sep 21, 202611-5017 contacts →

Partial evidence

“Since 1952, Hardwickes has grown to be one of Canberra’s larger independent accounting firms.”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceSouth Brisbane, AustraliaHQ checked Sep 21, 202611-5016 contacts →

Partial evidence

“We provide exceptional, modern, efficient audit and assurance services maximising the smart use of technology whilst maintaining a personal touch.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceMelbourne, AustraliaHQ checked Sep 21, 202611-5015 contacts →

Partial evidence

“Connect National Audit is a firm of experienced audit professionals committed to providing exceptional service and innovative business solutions to all clients and business…”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 24 of 147 independent audit firm for mid-market businesses based in Australia

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Independent audit firm for mid-market businesses based in Australia at a glance

As of Sep 21, 2026
33.2%Verified-email coverage
44.1Average contacts per company
1-10Median size (employees)
13.6%Largest-city concentration · Sydney
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
90
11-50
41
51-200
10
501-1,000
2
1,001-5,000
3

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 147 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 independent audit firm for mid-market businesses, 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 “independent audit firm for mid-market businesses”. 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 independent audit firm for mid-market businesses), 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 independent audit firm for mid-market businesses, 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, 2,154 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 21, 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 independent audit firm for mid-market businesses, 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 independent audit firm for mid-market businesses are there based in Australia?

RevenueBase identified 147 independent audit firm for mid-market businesses 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?

Grant Thornton Australia, headquartered in Sydney, tops this list with the largest team on record.

Which city has the most independent audit firm for mid-market businesses?

Sydney leads with 20 headquartered companies, followed by Melbourne (15) and Brisbane (6).

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 2,154 verified decision-maker contacts tracked across these 147 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 21, 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.