Company lists · Data refreshed November 2026

Top 24 Professional services companies based in Australia

RevenueBase identified 2,232 company matches for professional services companies associated with Australia as of November 2026 and tracks 28,103 professional contacts across them, including 10,290 with verified work emails. Sydney is the largest hub.

This list covers company matches for professional services companies 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 November 6, 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 Nov 6, 2026 How this list was built
2,232Companies
28,103Contacts tracked
10,290Verified emails
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The 24 largest professional services companies based in Australia

Ranked by team size
Top 24 of 2,232 company matches for professional services companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchSydney, AustraliaHQ recorded Nov 6, 20265,001-10,0009,151 contacts →

Exact match

“Welcome to KPMG.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026501-1,000659 contacts →

Exact match

“KordaMentha is a proudly independent, founder owned and led advisory firm with a reputation for getting the job done.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500543 contacts →

Exact match

“For more than 20 years, we have helped businesses and their stakeholders navigate critical moments, from growth and transformation through to financial stress and uncertainty.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500467 contacts →

Exact match

“SW Accountants & Advisors is an Australian owned advisory and accounting firm with a 90 year history that understands relationships make all the difference in creating…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCanberra, AustraliaHQ recorded Nov 6, 2026201-500401 contacts →

Exact match

“Challengers at heart, we are pragmatic explorers seeking to uncover what could be, so it can be.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSt Leonards, AustraliaHQ recorded Nov 6, 2026201-500363 contacts →

Exact match

“At EMM, we believe that a sustainable future is achievable, and we are dedicated to helping our clients and the community make it a reality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500330 contacts →

Exact match

“BlueRock is for entrepreneurs, by entrepreneurs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBrisbane City, AustraliaHQ recorded Nov 6, 2026501-1,000316 contacts →

Exact match

“Davidson brings together expertise across people, strategy and technology to help organisations perform at their best.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500270 contacts →

Exact match

“Johnstaff is an independent Australian and New Zealand-owned consulting practice that specialises in client-side Advisory and Project Management services for the planning and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500265 contacts →

Exact match

“At Terra Firma, we understand that success is all about sustaining long-term relationships.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchThe Rocks, AustraliaHQ recorded Nov 6, 2026201-500258 contacts →

Exact match

“We are a trusted partner of tech start-ups through to large scale organisations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNewcastle, AustraliaHQ recorded Nov 6, 202651-200185 contacts →

Exact match

“With over 35 years of successful operation, Prosperity has the technical expertise, industry experience and resources to assist clients meet their financial objectives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-200180 contacts →

Exact match

“At Programmed Professionals, we are committed to delivering outstanding results for you.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMelbourne, AustraliaHQ recorded Nov 6, 20265,001-10,000171 contacts →

Exact match

“Protiviti is a global business consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026501-1,000136 contacts →

Exact match

“At Nexia Australia, our purpose is to connect you to your true potential by giving you the accounting insight, advice, and support you need to navigate to success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-200131 contacts →

Exact match

“OCM is an Australasian SME advisory firm trusted by government and business to deliver clarity in complexity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchForrest, AustraliaHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“Callida Consulting are a Canberra-based consulting firm, dedicated to our people and the provision of professional services across a range of service offerings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCremorne, AustraliaHQ recorded Nov 6, 202651-200105 contacts →

Exact match

“The Gild Group is one of Australia’s fastest growing fully integrated multidisciplinary professional services firms with a comprehensive suite of best-in-class services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBraddon, AustraliaHQ recorded Nov 6, 202651-200101 contacts →

Exact match

“As a specialist management consulting firm, we pride ourselves on being your trusted strategic advisors and proven delivery partners, and we are renowned for solving our public…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPerth, AustraliaHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“Founded in 2003, Visagio is a global platform that helps organisations achieve their goals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“A leader in Information Management since Astral is an organisation highly regarded for its knowledge, advice and independence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSouthbank, AustraliaHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“Morrows has been operating since 1959 and has grown over time to a diverse team of professionals who are passionate about one thing, getting the best results for our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchArmidale, AustraliaHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“As a forward-thinking accounting and professional services practice, the Roberts + Morrow network offers personalised support to clients across NSW and QLD, and right around…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“BYRONS are one of the largest independent advisory firms in Sydney with 18 Directors and over 80 professional staff.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 24 of 2,232 professional services companies based in Australia

See the full list, filter by size, metro and specialty, and access 10,290 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional services companies based in Australia at a glance

As of Nov 6, 2026
36.6%Verified-email coverage
12.6Average contacts per company
1-10Median size (employees)
18.5%Largest-city concentration · Sydney
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,669
11-50
419
51-200
79
201-500
24
501-1,000
4
1,001-5,000
4
5,001-10,000
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 2,232 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 “professional services companies” 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 10,290 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 November 6, 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.

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 “professional services companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional services companies are there based in Australia?

RevenueBase identified 2,232 company matches for professional services companies associated with Australia as of November 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?

Kpmg Australia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most professional services companies?

Sydney leads with 414 company records, followed by Melbourne (364) and Brisbane (186).

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 10,290 professional contacts with verified work emails tracked across these 2,232 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 November 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 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.