Company lists · Data refreshed September 2026
Top 25 Big 5 consulting firms based in Sydney, Australia
RevenueBase identified 368 company matches for big 5 consulting firms associated with Sydney, Australia as of September 2026 and tracks 3,025 professional contacts across them, including 1,293 with verified work emails. Across Australia, Sydney is the largest hub for this category.
This list covers company matches for big 5 consulting firms associated with Sydney, 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 23, 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.
The 25 largest big 5 consulting firms based in Sydney, Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 801 contacts → | ||||
Exact match “Atturra (ASX: ATA) is one of Australia's leading advisory and IT solutions providers, focused on providing end-to-end transformation services to its clients.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 2 | 647 contacts → | ||||
Exact match “Welcome to Logistics Executive Group - The hub of your global supply chain.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 3 | 114 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 · Sep 23, 2026 · View company records in RevenueBase | |||||
| 4 | 108 contacts → | ||||
Exact match “We are a proud Member of the Global Technology Industry Association -GITA OUR SERVICES Avocado helps clients deliver with certainty on their complex IT change, with technology…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 5 | 84 contacts → | ||||
Exact match “EY-Parthenon Strategy, formerly EY Port Jackson Partners, is a leading Australian strategy consulting practice trusted by CEOs, Boards and senior leaders to advise on the most…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 6 | 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 · Sep 23, 2026 · View company records in RevenueBase | |||||
| 7 | 51 contacts → | ||||
Exact match “We help Senior Executives boost Supply Chain and Business performance.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 8 | 32 contacts → | ||||
Exact match “Advance Delivery Consulting (ADC) is a trusted IT consulting partner across Australia, APAC, and the Middle East, driving transformational business value through innovative…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 9 | 31 contacts → | ||||
Exact match “Decision Inc.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 10 | 30 contacts → | ||||
Exact match “Tranzformd is a management consulting and program delivery company that leverages our extensive network of highly motivated, skilled and experienced professionals to deliver…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 11 | 30 contacts → | ||||
Exact match “The Bridge International is a non-traditional management consulting team operating in Australia and internationally, with deep client side experience within the financial services…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 12 | 27 contacts → | ||||
Exact match “Pacific Consulting Group (PCG) is a boutique management consulting firm focused on providing superior results to our clients.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 13 | 26 contacts → | ||||
Exact match “Athena Blue Global helps shape a better future for forward-thinking businesses worldwide.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 14 | 23 contacts → | ||||
Exact match “Quay is a professional services business specialising in the project landscape.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 15 | 23 contacts → | ||||
Exact match “Propel your business with PKF Digital, your trusted partner in business and digital solutions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 16 | 19 contacts → | ||||
Exact match “KMB business advisors and chartered accountants is a Sydney based firm offering a diverse range of services including audit, consulting, financial advisory, risk management, and…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 17 | 16 contacts → | ||||
Exact match “Frazer Walker is an independent management and technology consultancy.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match “MBB alumni only consulting boutique Dependable.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 19 | 15 contacts → | ||||
Exact match “Stoke Consulting What do you need help with?” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 20 | 13 contacts → | ||||
Exact match “Elwyn provides commercial minded consultants, for services to clients to augment their business team when delivering transformation and large technology projects.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “We specialise in IT strategic planning for companies and multinational corporations.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 22 | 13 contacts → | ||||
Exact match “Our Vision Our vision is to be one of Australia's leading innovative consulting firms helping clients deliver high value sustainable change through their business and IT…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 23 | 12 contacts → | ||||
Exact match “Implementium is an information technology advisory/consulting organisation specialising in the following domains of expertise- Enterprise Applications i.e.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 24 | 11 contacts → | ||||
Exact match “At 33BONDI, we help organisations modernise with purpose.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 25 | 11 contacts → | ||||
Exact match “Talent Ecology helps businesses improve how they work by aligning people, structure, operations and strategy.” Recorded in the RevenueBase company graph · Sep 23, 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 “big 5 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 368 big 5 consulting firms based in Sydney, Australia
See the full list, filter by size, metro and specialty, and access 1,293 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Big 5 consulting firms based in Sydney, Australia at a glance
As of Sep 23, 2026Companies by employee count
Email recency for this list is measured across the whole Australia list rather than for Sydney, so it is reported there. Company counts and contact totals on this page are exact for Sydney, over 368 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 Sydney, Australia whose business descriptions match “big 5 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 1,293 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 23, 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.
Big 5 consulting firms by metro in Australia
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 “big 5 consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many big 5 consulting firms are there based in Sydney, Australia?
RevenueBase identified 368 company matches for big 5 consulting firms associated with Sydney, 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?
Atturra tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Australia has the most big 5 consulting firms?
Sydney leads Australia with 368 company records, followed by Melbourne (318) and Brisbane (141).
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 1,293 professional contacts with verified work emails tracked across these 368 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 23, 2026.
Ready to reach these companies? Verified emails and direct dials for all 368 big 5 consulting firms based in Sydney, Australia. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Big 5 consulting firms based in the United States
- Big 5 consulting firms based in Brazil
- Big 5 consulting firms based in the United Kingdom
- Big 5 consulting firms based in France
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Company intelligence · public preview
Top 25 big 5 consulting firms based in Sydney, Australia
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 368 matching company records for big 5 consulting firms based in Sydney, Australia, with 3,025 tracked contacts and 1,293 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 23, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 big 5 consulting firms based in Sydney, Australia
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Atturraatturra.comHQ: Sydney, AustraliaReported employees: 1,001-5,000 | Sydney, Australia | 1,001-5,000 | Exact match | 801 contacts → |
“Atturra (ASX: ATA) is one of Australia's leading advisory and IT solutions providers, focused on providing end-to-end transformation services to its clients.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Logistics Executive Grouplogisticsexecutive.comHQ: Sydney, AustraliaReported employees: Not recorded | Sydney, Australia | Not recorded | Exact match | 647 contacts → |
“Welcome to Logistics Executive Group - The hub of your global supply chain.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Bendeltabendelta.comHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 114 contacts → |
“Bendelta is Australia’s most awarded leadership and organisational design management consultancy - transforming individuals, teams and organisations to unlock human potential and…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Avocado Consultingavocado.com.auHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 108 contacts → |
“We are a proud Member of the Global Technology Industry Association -GITA OUR SERVICES Avocado helps clients deliver with certainty on their complex IT change, with technology…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Ey-Parthenon Strategyeyportjacksonpartners.comHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 84 contacts → |
“EY-Parthenon Strategy, formerly EY Port Jackson Partners, is a leading Australian strategy consulting practice trusted by CEOs, Boards and senior leaders to advise on the most…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  PPB Advisoryppbadvisory.comHQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 70 contacts → |
“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 description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Logistics Bureau Supply Chain & Logistics Consultantslogisticsbureau.comHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 51 contacts → |
“We help Senior Executives boost Supply Chain and Business performance.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Advance Delivery Consultingad-consulting.com.auHQ: Sydney, AustraliaReported employees: 501-1,000 | Sydney, Australia | 501-1,000 | Exact match | 32 contacts → |
“Advance Delivery Consulting (ADC) is a trusted IT consulting partner across Australia, APAC, and the Middle East, driving transformational business value through innovative…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Decision Inc. Australiadecisioninc.comHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 31 contacts → |
“Decision Inc.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Tranzformdtranzformd.com.auHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 30 contacts → |
“Tranzformd is a management consulting and program delivery company that leverages our extensive network of highly motivated, skilled and experienced professionals to deliver…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  The Bridge Internationalthebridgeinternational.comHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 30 contacts → |
“The Bridge International is a non-traditional management consulting team operating in Australia and internationally, with deep client side experience within the financial services…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Pacific Consulting Group PCGpacificconsultinggroup.com.auHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 27 contacts → |
“Pacific Consulting Group (PCG) is a boutique management consulting firm focused on providing superior results to our clients.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Athena Blue Globalathenablueglobal.comHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 26 contacts → |
“Athena Blue Global helps shape a better future for forward-thinking businesses worldwide.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Quay Consultingquayconsulting.com.auHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 23 contacts → |
“Quay is a professional services business specialising in the project landscape.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  PKF Digitalpkfdigital.com.auHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 23 contacts → |
“Propel your business with PKF Digital, your trusted partner in business and digital solutions.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  KMB Business Advisors & Chartered Accountantskmbba.com.auHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 19 contacts → |
“KMB business advisors and chartered accountants is a Sydney based firm offering a diverse range of services including audit, consulting, financial advisory, risk management, and…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Frazer Walkerfrazerwalker.comHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 16 contacts → |
“Frazer Walker is an independent management and technology consultancy.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  BC Strategybcstrategy.com.auHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 16 contacts → |
“MBB alumni only consulting boutique Dependable.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Stoke Consultingstokeconsulting.com.auHQ: Sydney, AustraliaReported employees: 1-10 | Sydney, Australia | 1-10 | Exact match | 15 contacts → |
“Stoke Consulting What do you need help with?” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Elwyn Consultingelwynconsulting.comHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 13 contacts → |
“Elwyn provides commercial minded consultants, for services to clients to augment their business team when delivering transformation and large technology projects.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Stratitgystratitgy.comHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 13 contacts → |
“We specialise in IT strategic planning for companies and multinational corporations.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Mozaicmozaicmgt.com.auHQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 13 contacts → |
“Our Vision Our vision is to be one of Australia's leading innovative consulting firms helping clients deliver high value sustainable change through their business and IT…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Implementiumimplementium.comHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 12 contacts → |
“Implementium is an information technology advisory/consulting organisation specialising in the following domains of expertise- Enterprise Applications i.e.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  33bondi33bondi.comHQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 11 contacts → |
“At 33BONDI, we help organisations modernise with purpose.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Talent Ecologytalentecology.com.auHQ: Sydney, AustraliaReported employees: 1-10 | Sydney, Australia | 1-10 | Exact match | 11 contacts → |
“Talent Ecology helps businesses improve how they work by aligning people, structure, operations and strategy.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 368 company matches
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Big 5 consulting firms: dataset insights
September 23, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
368 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Australia list rather than for Sydney, so it is reported there. Company counts and contact totals on this page are exact for Sydney, over 368 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 23, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Big 5 consulting firms by metro in Australia
Questions about this company list
What does Exact match mean for big 5 consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many big 5 consulting firms did RevenueBase find based in Sydney, Australia?
The saved snapshot records 368 matching company records, 3,025 tracked contacts and 1,293 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 23, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Big 5 consulting firms by geography
- Big 5 consulting firms based in the United States
- Big 5 consulting firms based in Brazil
- Big 5 consulting firms based in the United Kingdom
- Big 5 consulting firms based in France
- Big 5 consulting firms based in Canada
- Big 5 consulting firms based in Germany
- Big 5 consulting firms based in Australia
- Big 5 consulting firms based in Mexico
- Big 5 consulting firms based in Spain
- Big 5 consulting firms based in the Netherlands
- Big 5 consulting firms based in Italy
- Big 5 consulting firms based in South Africa
Cite this list
RevenueBase Data Team. Top 25 big 5 consulting firms based in Sydney, Australia. Snapshot: September 23, 2026. https://revenuebase.ai/companies/big-5-consulting-firms/australia/sydney.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Big 5 consulting firms based in the United States
- Big 5 consulting firms based in Brazil
- Big 5 consulting firms based in the United Kingdom
- Big 5 consulting firms based in France
- Big 5 consulting firms based in Canada
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Company intelligence · public preview
Top 25 big 5 consulting firms based in Sydney, Australia
RevenueBase records 368 matching company records for big 5 consulting firms based in Sydney, Australia, with 3,025 tracked contacts and 1,293 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 23, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 big 5 consulting firms based in Sydney, Australia
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Atturraatturra.com HQ: Sydney, AustraliaReported employees: 1,001-5,000 | Sydney, Australia | 1,001-5,000 | Exact match | 801 contacts → |
“Atturra (ASX: ATA) is one of Australia's leading advisory and IT solutions providers, focused on providing end-to-end transformation services to its clients.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Logistics Executive Grouplogisticsexecutive.com HQ: Sydney, AustraliaReported employees: Not recorded | Sydney, Australia | Not recorded | Exact match | 647 contacts → |
“Welcome to Logistics Executive Group - The hub of your global supply chain.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Bendeltabendelta.com HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 114 contacts → |
“Bendelta is Australia’s most awarded leadership and organisational design management consultancy - transforming individuals, teams and organisations to unlock human potential and…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Avocado Consultingavocado.com.au HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 108 contacts → |
“We are a proud Member of the Global Technology Industry Association -GITA OUR SERVICES Avocado helps clients deliver with certainty on their complex IT change, with technology…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Ey-Parthenon Strategyeyportjacksonpartners.com HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 84 contacts → |
“EY-Parthenon Strategy, formerly EY Port Jackson Partners, is a leading Australian strategy consulting practice trusted by CEOs, Boards and senior leaders to advise on the most…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | PPB Advisoryppbadvisory.com HQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 70 contacts → |
“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 description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Logistics Bureau Supply Chain & Logistics Consultantslogisticsbureau.com HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 51 contacts → |
“We help Senior Executives boost Supply Chain and Business performance.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Advance Delivery Consultingad-consulting.com.au HQ: Sydney, AustraliaReported employees: 501-1,000 | Sydney, Australia | 501-1,000 | Exact match | 32 contacts → |
“Advance Delivery Consulting (ADC) is a trusted IT consulting partner across Australia, APAC, and the Middle East, driving transformational business value through innovative…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Decision Inc. Australiadecisioninc.com HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 31 contacts → |
“Decision Inc.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Tranzformdtranzformd.com.au HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 30 contacts → |
“Tranzformd is a management consulting and program delivery company that leverages our extensive network of highly motivated, skilled and experienced professionals to deliver…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | The Bridge Internationalthebridgeinternational.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 30 contacts → |
“The Bridge International is a non-traditional management consulting team operating in Australia and internationally, with deep client side experience within the financial services…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Pacific Consulting Group PCGpacificconsultinggroup.com.au HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 27 contacts → |
“Pacific Consulting Group (PCG) is a boutique management consulting firm focused on providing superior results to our clients.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Athena Blue Globalathenablueglobal.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 26 contacts → |
“Athena Blue Global helps shape a better future for forward-thinking businesses worldwide.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Quay Consultingquayconsulting.com.au HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 23 contacts → |
“Quay is a professional services business specialising in the project landscape.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | PKF Digitalpkfdigital.com.au HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 23 contacts → |
“Propel your business with PKF Digital, your trusted partner in business and digital solutions.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | KMB Business Advisors & Chartered Accountantskmbba.com.au HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 19 contacts → |
“KMB business advisors and chartered accountants is a Sydney based firm offering a diverse range of services including audit, consulting, financial advisory, risk management, and…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Frazer Walkerfrazerwalker.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 16 contacts → |
“Frazer Walker is an independent management and technology consultancy.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | BC Strategybcstrategy.com.au HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 16 contacts → |
“MBB alumni only consulting boutique Dependable.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Stoke Consultingstokeconsulting.com.au HQ: Sydney, AustraliaReported employees: 1-10 | Sydney, Australia | 1-10 | Exact match | 15 contacts → |
“Stoke Consulting What do you need help with?” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Elwyn Consultingelwynconsulting.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 13 contacts → |
“Elwyn provides commercial minded consultants, for services to clients to augment their business team when delivering transformation and large technology projects.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Stratitgystratitgy.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 13 contacts → |
“We specialise in IT strategic planning for companies and multinational corporations.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Mozaicmozaicmgt.com.au HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 13 contacts → |
“Our Vision Our vision is to be one of Australia's leading innovative consulting firms helping clients deliver high value sustainable change through their business and IT…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Implementiumimplementium.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 12 contacts → |
“Implementium is an information technology advisory/consulting organisation specialising in the following domains of expertise- Enterprise Applications i.e.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | 33bondi33bondi.com HQ: Sydney, AustraliaReported employees: 11-50 | Sydney, Australia | 11-50 | Exact match | 11 contacts → |
“At 33BONDI, we help organisations modernise with purpose.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Talent Ecologytalentecology.com.au HQ: Sydney, AustraliaReported employees: 1-10 | Sydney, Australia | 1-10 | Exact match | 11 contacts → |
“Talent Ecology helps businesses improve how they work by aligning people, structure, operations and strategy.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 368 company matches
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Big 5 consulting firms: dataset insights
September 23, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
368 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Australia list rather than for Sydney, so it is reported there. Company counts and contact totals on this page are exact for Sydney, over 368 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 23, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Big 5 consulting firms by metro in Australia
Questions about this company list
What does Exact match mean for big 5 consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many big 5 consulting firms did RevenueBase find based in Sydney, Australia?
The saved snapshot records 368 matching company records, 3,025 tracked contacts and 1,293 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 23, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 big 5 consulting firms based in Sydney, Australia. Snapshot: September 23, 2026. https://revenuebase.ai/companies/big-5-consulting-firms/australia/sydney.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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