Company lists · Data refreshed August 2026

Top 25 Business consulting firms based in Australia

Name: Business consulting firms based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Aug 31, 2026 4,239 companies tracked

RevenueBase identified 4,239 company matches for business consulting firms associated with Australia as of August 2026 and tracks 40,513 professional contacts across them, including 17,645 with verified work emails and 4,939 with mobile numbers. Sydney is the largest hub.

This list covers company matches for business consulting 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 August 31, 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 Aug 31, 2026 How this list was built

4,239Companies

40,513Contacts tracked

17,645Verified emails

4,939Mobile numbers

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The 25 largest business consulting firms based in Australia

Ranked by team size

Top 25 of 4,239 company matches for business consulting firms based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Aug 31, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Nihilent	Exact match	South Melbourne, Australia	1,001-5,000	1,722 contacts →
	Exact match “Nihilent is a Global Consulting and Services Company using a human-centred approach for problem-solving and change management, Nihilent’s comprehensive range of expertise in…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
2	Nous Group	Exact match	Brisbane, Australia	501-1,000	697 contacts →
	Exact match “Nous Group is an international management consultancy working with clients across Australasia, the United Kingdom and North America.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
3	Kordamentha	Exact match	Townsville, Australia	501-1,000	601 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 · Aug 31, 2026 · View company records in RevenueBase
4	Mcgrathnicol	Exact match	Sydney, Australia	201-500	509 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 · Aug 31, 2026 · View company records in RevenueBase
5	Partners In Performance, Part Of Accenture	Exact match	Brisbane, Australia	501-1,000	484 contacts →
	Exact match “Partners in Performance, part of Accenture, is an agile, fast growing international management consultancy; a leading global player in driving operational excellence for complex…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
6	Synergy Group	Exact match	Barton, Australia	201-500	421 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 · Aug 31, 2026 · View company records in RevenueBase
7	Clearsulting	Exact match	Sydney, Australia	201-500	364 contacts →
	Exact match “Clearsulting’s innovative problem solving and proven technology workflows help finance leaders embrace digital to become better business partners.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
8	Delivery Associates	Exact match	Sydney, Australia	51-200	356 contacts →
	Exact match “We make change happen.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
9	Bluerock	Exact match	Melbourne, Australia	201-500	316 contacts →
	Exact match “BlueRock is for entrepreneurs, by entrepreneurs.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
10	Davidson	Exact match	Symonston, Australia	501-1,000	300 contacts →
	Exact match “As a proudly Australian company, over 30 years Davidson has evolved into a leader in enhancing workplace performance.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
11	Finity	Exact match	Melbourne, Australia	201-500	253 contacts →
	Exact match “We are a trusted partner of tech start-ups through to large scale organisations.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
12	Terra Firma Business Consulting	Exact match	Melbourne, Australia	201-500	232 contacts →
	Exact match “At Terra Firma, we understand that success is all about sustaining long-term relationships.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
13	PMY Group	Exact match	Melbourne, Australia	201-500	197 contacts →
	Exact match “At PMY Group, we are proud of our Australian origins and ever-increasing global footprint.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
14	Protiviti Australia	Exact match	Sydney, Australia	5,001-10,000	172 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 · Aug 31, 2026 · View company records in RevenueBase
15	Programmed Professionals	Exact match	Sydney, Australia	51-200	172 contacts →
	Exact match “At Programmed Professionals, we are committed to delivering outstanding results for you.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
16	Fiftyfive5, Part Of Accenture Song	Exact match	Sydney, Australia	201-500	170 contacts →
	Exact match “Fiftyfive5 We are hiring!” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
17	Systemsgo	Exact match	Sydney, Australia	51-200	112 contacts →
	Exact match “Who We Are systemsGo was started in 1998 because we believed there was a better way to address the special IT needs of Tokyo businesses, and starting in 2008 we began our…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
18	Bendelta	Exact match	Brisbane City, Australia	51-200	111 contacts →
	Exact match “Bendelta is Australia’s most awarded leadership and organisational design management consultancy - transforming individuals, teams and organisations to unlock human potential and…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
19	Projects Assured	Exact match	Braddon, Australia	51-200	111 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 · Aug 31, 2026 · View company records in RevenueBase
20	Sensei	Exact match	Brisbane City, Australia	51-200	95 contacts →
	Exact match “At Sensei we partner with you to help improve the way you work.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
21	Parbery	Exact match	Fyshwick, Australia	51-200	76 contacts →
	Exact match “Parbery is a values-driven professional advisory firm and an Australian-owned SME, with a presence in ACT, QLD, SA and VIC.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
22	Proximity	Exact match	Canberra, Australia	51-200	75 contacts →
	Exact match “We bring together brilliant minds in consulting, legal and commercial to work in collaboration with our clients.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
23	Collabgenics	Exact match	Arana Hills, Australia	501-1,000	71 contacts →
	Exact match “Collabgenics Consulting is a leading professional services company, providing a broad range of services and solutions in strategy, consulting, digital, technology and operations.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
24	Maximus International	Exact match	Melbourne, Australia	51-200	70 contacts →
	Exact match “We exist to move minds, transform businesses, and leave a legacy of proven value.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
25	PPB Advisory	Exact match	Perth, Australia	201-500	70 contacts →
	Exact match “PPB Advisory is a leading advisory firm that is focused on helping organisations navigate critical and complex issues, improve their performance and realise their strategic goals.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “business consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 4,239 business consulting firms based in Australia

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Business consulting firms based in Australia at a glance

As of Aug 31, 2026

43.6%Verified-email coverage

12.2%Mobile-number coverage

9.6Average contacts per company

1-10Median size (employees)

21.8%Largest-city concentration · Sydney

Aug 31, 2026Page data refreshed

Companies by employee count

1-10

3,482

11-50

607

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 “business consulting 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 17,645 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 August 31, 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.

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

How many business consulting firms are there based in Australia?

RevenueBase identified 4,239 company matches for business consulting firms associated with Australia as of August 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?

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

Which city has the most business consulting firms?

Sydney leads with 926 company records, followed by Melbourne (801) and Brisbane (423).

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 17,645 professional contacts with verified work emails tracked across these 4,239 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 August 31, 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.