Company lists · Data refreshed August 2026

Top 25 Business strategy consulting firms based in Australia

Name: Business strategy 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 2,467 companies tracked

RevenueBase identified 2,467 company matches for business strategy consulting firms associated with Australia as of August 2026 and tracks 23,921 professional contacts across them, including 10,320 with verified work emails and 3,370 with mobile numbers. Sydney is the largest hub.

This list covers company matches for business strategy 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

2,467Companies

23,921Contacts tracked

10,320Verified emails

3,370Mobile numbers

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The 25 largest business strategy consulting firms based in Australia

Ranked by team size

Top 25 of 2,467 company matches for business strategy 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	Ey-Parthenon	Exact match	Sydney, Australia	10001+	16,982 contacts →
	Exact match “Our unique combination of transformative strategy, transactions and corporate finance delivers real-world value – solutions that work in practice, not just on paper.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
2	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
3	Rennie	Exact match	Sydney, Australia	51-200	78 contacts →
	Exact match “Rennie provides strategy, ESG & sustainability, capital advisory, policy and reform, and business advisory services.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
4	SPP	Exact match	Sydney, Australia	51-200	50 contacts →
	Exact match “Strategic Project Partners (SPP) is a high impact management consulting firm.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
5	Ngamuru Advisory	Exact match	Fyshwick, Australia	51-200	46 contacts →
	Exact match “Ngamuru Advisory is a firm that was established to provide strategic and commercial advice, primarily to Government clients, by people who are passionate about delivering…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
6	Maxim Business Advisors	Exact match	Newcastle, Australia	51-200	37 contacts →
	Exact match “Being in business is exciting and rewarding.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
7	Vertex Consulting & Compliance Group	Exact match	Melbourne, Australia	51-200	36 contacts →
	Exact match “At Vertex, we exist to make an impact on our clients' business.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
8	Noetic	Exact match	Canberra, Australia	51-200	35 contacts →
	Exact match “Noetic challenges clients to think differently and adopt new approaches to find solutions.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
9	Nine Advisory	Exact match	Barangaroo, Australia	11-50	33 contacts →
	Exact match “We built Nine Advisory because we believe business owners like you have been getting a raw deal for a while now.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
10	Insight Advisory Group	Exact match	West Leederville, Australia	11-50	24 contacts →
	Exact match “Our emphasis is on bringing growth and success to Privately Owned Growth Enterprises.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
11	Tiger & Bear Partners	Exact match	Sydney, Australia	11-50	21 contacts →
	Exact match “We help bold businesses make their next big move.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
12	Oc&c Strategy Consultants Australia	Exact match	Melbourne, Australia	501-1,000	21 contacts →
	Exact match “Experts on strategy, growth, commercial due diligence, and technology-enabled business models across a broad range of industry sectors including: FMCG, TMT, Healthcare, Education…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
13	Ariston Partners	Exact match	Chatswood, Australia	51-200	21 contacts →
	Exact match “Ariston Partners: Australia’s most innovative consulting, managed services & staffing company.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
14	Castalia Group	Exact match	Burwood, Australia	1,001-5,000	20 contacts →
	Exact match “At Castalia, we’re here to help businesses and their owners thrive.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
15	The TAX Factor	Exact match	Parramatta, Australia	11-50	20 contacts →
	Exact match “The Tax Factor specialises in working with Private Business Owners on the lifecycle of growing their business, from early stage set-up to sustainable performance and beyond.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
16	Corporality	Exact match	Sydney, Australia	11-50	20 contacts →
	Exact match “Corporality Global is a Business Growth, Transformation and Value Creation Advisory firm helping founders, business owners, boards and executive teams improve performance…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
17	Litmus Group	Exact match	Brisbane, Australia	201-500	18 contacts →
	Exact match “Litmus Group is a division of PPB Advisory and a management consulting firm focussed on strategy execution to improve the enterprise value of its clients.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
18	Wdscott, LTD	Exact match	North Sydney, Australia	11-50	16 contacts →
	Exact match “In 1938 Sir Walter Scott founded WD Scott & Co in Sydney, which by the 1960s had grown to become one of the largest management consultancy firms in Australia.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
19	Resonate	Exact match	Sydney, Australia	11-50	15 contacts →
	Exact match “We specialise in helping B2B firms improve their strategy, marketing, and sales.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
20	Jayb Enterprises	Exact match	Sydney, Australia	11-50	14 contacts →
	Exact match “It’s pretty simple: we help you shine.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
21	Business Benchmark Group	Exact match	Launceston, Australia	11-50	14 contacts →
	Exact match “Experienced Business Strategists based in Melbourne, servicing Australia and New Zealand.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
22	Powell Enterprises	Exact match	Tuggerah, Australia	11-50	13 contacts →
	Exact match “OUR PHILOSOPHY Our passion and our life is business.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
23	Grow Advisory Group	Exact match	Tweed Heads South, Australia	11-50	12 contacts →
	Exact match “Helping businesses grow: At Grow Advisory Group we love what we do, we love who we work with and are passionate about improving our product so our customers can grow their…” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
24	Indian Ocean Group	Exact match	Subiaco, Australia	11-50	10 contacts →
	Exact match “Indian Ocean are specialist growth, corporate and taxation advisers.” Recorded in the RevenueBase company graph · Aug 31, 2026 · View company records in RevenueBase
25	Devenny Payne	Exact match	Bacchus Marsh, Australia	11-50	9 contacts →
	Exact match “We’re in business to help individuals and businesses do big things by looking at the big picture, educating our clients and working with them to make smarter decisions and achieve…” 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 strategy 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 2,467 business strategy consulting firms based in Australia

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Business strategy consulting firms based in Australia at a glance

As of Aug 31, 2026

43.1%Verified-email coverage

14.1%Mobile-number coverage

9.7Average contacts per company

1-10Median size (employees)

22.8%Largest-city concentration · Sydney

Aug 31, 2026Page data refreshed

Companies by employee count

1-10

2,171

11-50

256

51-200

201-500

501-1,000

1,001-5,000

10001+

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 strategy 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 10,320 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 strategy 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 strategy consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business strategy consulting firms are there based in Australia?

RevenueBase identified 2,467 company matches for business strategy 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?

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

Which city has the most business strategy consulting firms?

Sydney leads with 562 company records, followed by Melbourne (461) and Brisbane (231).

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 10,320 professional contacts with verified work emails tracked across these 2,467 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.