Company lists · Data refreshed September 2026

Top 25 Advisory and outsourcing services based in Melbourne, Australia

RevenueBase identified 1,081 advisory and outsourcing services headquartered in Melbourne, Australia as of September 2026 and tracks 11,665 professional contacts across them, including 4,046 with verified work emails. Sydney is the largest hub.

This list covers advisory and outsourcing services headquartered in Melbourne, Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 23, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 23, 2026 86% judged on-target in blind review
1,081Companies
11,665Contacts tracked
4,046Verified emails
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The 25 largest advisory and outsourcing services based in Melbourne, Australia

Ranked by team size
Top 25 of 1,081 advisory and outsourcing services based in Melbourne, Australia, ranked by team size, largest first. Data refreshed Sep 23, 2026. RevenueBase Smart Search rates how each company's information relates to advisory and outsourcing services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 2026501-1,000601 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 23, 2026
2Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 2026501-1,000592 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 23, 2026
3Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 2026201-500520 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 23, 2026
4Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 2026201-500434 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 23, 2026
5Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 2026201-500316 contacts →

Indirect evidence

“BlueRock is for entrepreneurs, by entrepreneurs.”

Source: RevenueBase Database · checked Sep 23, 2026
6Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 2026201-500265 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 23, 2026
7Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-200183 contacts →

Partial evidence

“JANA is an established investment advisory firm with 38 years’ of experience and over $1.6tn funds under advice.”

Source: RevenueBase Database · checked Sep 23, 2026
8Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 20265,001-10,000172 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 23, 2026
9Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 2026201-500156 contacts →

Indirect evidence

“At First Contact, hospitality is at our core, and service excellence is our promise.”

Source: RevenueBase Database · checked Sep 23, 2026
10Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-200123 contacts →

Partial evidence

“Since 2006, we’ve successfully grown to become one of Australia’s trusted advisory and restructuring firms.”

Source: RevenueBase Database · checked Sep 23, 2026
11Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20096 contacts →

Partial evidence

“Stannards supports business owners and high net worth individuals with a full service offering across compliance, advisory, audit, and transactions.”

Source: RevenueBase Database · checked Sep 23, 2026
12Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20096 contacts →

Indirect evidence

“SHK connects great people to great work.”

Source: RevenueBase Database · checked Sep 23, 2026
13Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20089 contacts →

Partial evidence

“Wilson Pateras are more than accountants: we are expert advisors and strategists focused on your financial future.”

Source: RevenueBase Database · checked Sep 23, 2026
14Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20086 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 23, 2026
15Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20086 contacts →

Partial evidence

“Atlas Outsourcing offers a better way of doing administration to help businesses reduce costs, optimise resources, and save valuable time.”

Source: RevenueBase Database · checked Sep 23, 2026
16Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20080 contacts →

Partial evidence

“Rennie provides strategy, ESG & sustainability, capital advisory, policy and reform, and business advisory services.”

Source: RevenueBase Database · checked Sep 23, 2026
17Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20069 contacts →

Partial evidence

“At Nexia Melbourne, we have created the kind of advisory and accountancy firm that we would want to work with.”

Source: RevenueBase Database · checked Sep 23, 2026
18Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20066 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 23, 2026
19Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20061 contacts →

Indirect evidence

“We are a team of dedicated professionals working in harmony to liberate your lifestyle by helping you grow and protect your business and personal wealth.”

Source: RevenueBase Database · checked Sep 23, 2026
20Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20059 contacts →

Indirect evidence

“Leonardo, a UST company, operates in the Australia and New Zealand region.”

Source: RevenueBase Database · checked Sep 23, 2026
21Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20056 contacts →

Partial evidence

“Lowe Lippmann is a medium-sized chartered accountancy and business advisory practice providing all clients with direct access to Partners.”

Source: RevenueBase Database · checked Sep 23, 2026
22Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 202611-5054 contacts →

Indirect evidence

“IMA Management & Technology is a privately owned Australian company renowned for delivering the highest quality IT and business management services and solutions for our blue-chip…”

Source: RevenueBase Database · checked Sep 23, 2026
23Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 202651-20053 contacts →

Partial evidence

“Lombardi Partners is an accounting and advisory firm that delivers a broad range of services to our clients operating in a variety of industries.”

Source: RevenueBase Database · checked Sep 23, 2026
24Indirect evidenceMelbourne, AustraliaHQ checked Sep 23, 202611-5053 contacts →

Indirect evidence

“Miller Leith is an Award-Winning Specialist Recruitment, Executive Search and Consulting partner to a range of diverse clients, from tier-one industry leaders to own-label…”

Source: RevenueBase Database · checked Sep 23, 2026
25Partial evidenceMelbourne, AustraliaHQ checked Sep 23, 2026n/a47 contacts →

Partial evidence

“We are a leading independent corporate advisory group, providing strategic, commercial advice to the health, seniors living and aged care sectors.”

Source: RevenueBase Database · checked Sep 23, 2026

Showing 25 of 1,081 advisory and outsourcing services based in Melbourne, Australia

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Advisory and outsourcing services based in Melbourne, Australia at a glance

As of Sep 23, 2026
34.7%Verified-email coverage
10.8Average contacts per company
1-10Median size (employees)
126.3%Largest-city concentration · Sydney
Sep 23, 2026Page data refreshed

Companies by employee count

1-10
822
11-50
201
51-200
39
201-500
13
501-1,000
3
5,001-10,000
2

Email recency for this list is measured across the whole Australia list rather than for Melbourne, so it is reported there. Company counts and contact totals on this page are exact for Melbourne, over 1,081 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among advisory and outsourcing services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Melbourne, Australia whose own description of what they do matches “advisory and outsourcing services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names advisory and outsourcing services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among advisory and outsourcing services, and records with no verified work email. Companies headquartered outside Melbourne are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 4,046 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 23, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names advisory and outsourcing services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many advisory and outsourcing services are there based in Melbourne, Australia?

RevenueBase identified 1,081 advisory and outsourcing services headquartered in Melbourne, Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Kordamentha, headquartered in Melbourne, tops this list with the largest team on record.

Which city has the most advisory and outsourcing services?

Sydney leads with 1365 headquartered companies, followed by Melbourne (1081) and Brisbane (476).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,046 verified decision-maker contacts tracked across these 1,081 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 23, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.