Company lists · Data refreshed September 2026

Top 25 Outsourced professional services based in Australia

RevenueBase identified 135 company matches for outsourced professional services associated with Australia as of September 2026 and tracks 6,757 professional contacts across them, including 1,137 with verified work emails. Sydney is the largest hub.

This list covers company matches for outsourced professional services 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 September 21, 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 Sep 21, 2026 How this list was built
135Companies
6,757Contacts tracked
1,137Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest outsourced professional services based in Australia

Ranked by team size
Top 25 of 135 company matches for outsourced professional services based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSouthport, AustraliaHQ recorded Sep 21, 20261,001-5,0003,912 contacts →

Exact match

“Don’t wait until understaffing eats away at your productivity and client satisfaction.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchMelbourne, AustraliaHQ recorded Sep 21, 2026501-1,000404 contacts →

Exact match

“We are OBP.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchSydney, AustraliaHQ recorded Sep 21, 2026501-1,000349 contacts →

Exact match

“hammerjack is an Australian and Philippine-owned offshore outsourcing and Knowledge Process Outsourcing (KPO) provider.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchThe Rocks, AustraliaHQ recorded Sep 21, 2026201-500304 contacts →

Exact match

“DBA is a premium professional services outsourcing company based in Australia and the Philippines.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchWheelers Hill, AustraliaHQ recorded Sep 21, 202651-200196 contacts →

Exact match

“Looking for a reliable outsourcing partner that can help your business grow?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchMount Gambier, AustraliaHQ recorded Sep 21, 202651-200106 contacts →

Exact match

“With a global presence and a passion for helping executives succeed,#TeamZembr is the talented team of virtual professionals with the proven toolbox you need to grow your business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchParramatta, AustraliaHQ recorded Sep 21, 2026201-50071 contacts →

Exact match

“When we took on the mission to help drive the success of the Australian Financial Services industry, we knew it would take something special.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchSt. Kilda, AustraliaHQ recorded Sep 21, 2026201-50065 contacts →

Exact match

“Founded on the idea of revolutionizing business operations with the best possible outsourcing systems for an inexpensive rate, Onehalf allows big businesses and even small…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Sep 21, 202651-20061 contacts →

Exact match

“We help businesses reduce costs, boost efficiency, and scale faster, without the HR burden.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchNorth Sydney, AustraliaHQ recorded Sep 21, 202651-20052 contacts →

Exact match

“Dexterous provides a modern and highly effective alternative to building and running your own finance department.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchPerth, AustraliaHQ recorded Sep 21, 202651-20051 contacts →

Exact match

“The Outsource Pro (TOP) provides managed offshore professionals and technical support teams to Australian businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchSurry Hills, AustraliaHQ recorded Sep 21, 202651-20046 contacts →

Exact match

“AFGS is an independent outsourcing company with Australian roots and operation centres in the Philippines and India.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchMelbourne, AustraliaHQ recorded Sep 21, 202651-20042 contacts →

Exact match

“Strategic Business Alliance (SBA) is a leading provider of integrated outsourcing services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 21, 202611-5036 contacts →

Exact match

“Think People.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchBroadmeadows, AustraliaHQ recorded Sep 21, 202611-5036 contacts →

Exact match

“Welcome to Taxoz Accountants, your premier outsourcing provider for accounting firms seeking technical excellence and reliability.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchAdelaide, AustraliaHQ recorded Sep 21, 202611-5031 contacts →

Exact match

“Lucent Advisory delivers a fully managed, outsourced business support function – spanning bookkeeping, accounting, tax, payroll, HR, and CFO and business advisory – operating as…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchGosford, AustraliaHQ recorded Sep 21, 202651-20029 contacts →

Exact match

“Kwanii specialises in crafting customised outsourcing solutions to cater to the unique needs of small, medium, and large businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchBrisbane City, AustraliaHQ recorded Sep 21, 20261-1028 contacts →

Exact match

“Founded in 2018, Acura is a streamlined, low-overhead business support service.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchMelbourne, AustraliaHQ recorded Sep 21, 202611-5026 contacts →

Exact match

“Outsourced Experts is a world-class outsourcing collective built by brokers for brokers and exclusively servicing clients’ needs within Australia.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchRowville, AustraliaHQ recorded Sep 21, 202611-5025 contacts →

Exact match

“Thomas Peer Solutions is your exclusive, trusted partner in helping you deliver a successful result for your business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Sep 21, 2026201-50024 contacts →

Exact match

“TalentBridge is an Australian based company which provides offshore contractors that are located in the Philippines.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchAustraliaHQ recorded Sep 21, 202611-5021 contacts →

Exact match

“Aventis is an initiative of a set of enthusiastic individuals who has extensive experience in outsourcing and accounting work.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchSydney, AustraliaHQ recorded Sep 21, 202611-5020 contacts →

Exact match

“Outsource - Cost Efficiency - Scale Up Maxstaff.co is a leader in Business Process Outsourcing for technical industries.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchOran Park, AustraliaHQ recorded Sep 21, 202611-5018 contacts →

Exact match

“Hiring talent in Australia has never been harder.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchBurwood, AustraliaHQ recorded Sep 21, 202611-5015 contacts →

Exact match

“Outsourcing Alliance is an Australian-owned outsourcing and business solutions company with over 20 years of industry expertise in offshore staffing, workforce management, and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 135 outsourced professional services based in Australia

See the full list, filter by size, metro and specialty, and access 1,137 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourced professional services based in Australia at a glance

As of Sep 21, 2026
16.8%Verified-email coverage
50.1Average contacts per company
11-50Median size (employees)
23.7%Largest-city concentration · Sydney
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
62
51-200
21
201-500
7
501-1,000
2
1,001-5,000
2

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 135 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Australia whose business descriptions match “outsourced professional services” 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 1,137 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 21, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “outsourced professional services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourced professional services are there based in Australia?

RevenueBase identified 135 company matches for outsourced professional services associated with 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?

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

Which city has the most outsourced professional services?

Sydney leads with 32 company records, followed by Melbourne (25) and Adelaide (5).

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 1,137 professional contacts with verified work emails tracked across these 135 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 21, 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.