Company lists · Data refreshed September 2026
Top 25 Professional outsourcing companies based in Australia
RevenueBase identified 343 professional outsourcing companies headquartered in Australia as of September 2026 and tracks 12,674 professional contacts across them, including 1,829 with verified work emails. Sydney is the largest hub.
This list covers professional outsourcing companies headquartered in 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 21, 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.
The 25 largest professional outsourcing companies based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,912 contacts → | ||||
Indirect evidence “Don’t wait until understaffing eats away at your productivity and client satisfaction.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,626 contacts → | ||||
Indirect evidence “Befree is a global financial services provider headquartered in Sydney with a strong presence across Australia, the UK, the US, and India.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 611 contacts → | ||||
Indirect evidence “At Satellite Office, we help businesses build high-performing offshore teams in the Philippines, enabling you to scale quickly, reduce costs, and boost efficiency.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 404 contacts → | ||||
Indirect evidence “We are OBP.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 349 contacts → | ||||
Partial evidence “hammerjack is an Australian and Philippine-owned offshore outsourcing and Knowledge Process Outsourcing (KPO) provider.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 328 contacts → | ||||
Indirect evidence “Formally known as Aegis Services Australia, since 2018, both Aegis & Startek have integrated into a unified global brand as Startek.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 304 contacts → | ||||
Strong evidence “DBA is a premium professional services outsourcing company based in Australia and the Philippines.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 215 contacts → | ||||
Indirect evidence “Dijital Team partners with ambitious IT companies to enable them to reduce costs and scale with the right skills.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 200 contacts → | ||||
Indirect evidence “enablesGROUP commenced operations in 2016 with a simple premise that all clients, large or small, deserve a trusted, high-quality partner to help design and deliver their…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 196 contacts → | ||||
Partial evidence “Looking for a reliable outsourcing partner that can help your business grow?” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 178 contacts → | ||||
Partial evidence “Acquire Asia Pacific's professional services are categorised into three major areas; contact centre or call centre (BPO), back office operations and performance based marketing.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 162 contacts → | ||||
Indirect evidence “Most agencies that come to us aren't failing.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 125 contacts → | ||||
Partial evidence “Proowrx is an Australian-owned outsourcing partner trusted by mortgage brokers and accountants across Australia.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 107 contacts → | ||||
Indirect evidence “Acquire BPO is an award-winning, global business outsourcer with 14 locations across Australia, the Dominican Republic, the Philippines and the United States.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 86 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 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 71 contacts → | ||||
Partial evidence “At Affordable Staff, we help Australian and New Zealand businesses grow with cost-effective, secure, and fully managed outsourcing solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 65 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 64 contacts → | ||||
Indirect evidence “Introducing BID Operations, a trusted partner in providing comprehensive technology, customer services, accounting & operations, and risk & compliance services to support our…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 62 contacts → | ||||
Partial evidence “Established in 2016, Tech Source Managed Services is an Outsourcing Company which not only works on major IT projects of other companies but also handles operational matters and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 61 contacts → | ||||
Indirect evidence “We help businesses reduce costs, boost efficiency, and scale faster, without the HR burden.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 57 contacts → | ||||
Indirect evidence “Voigue is an Australian company which provides virtualized workforces for businesses on non-core activities.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 56 contacts → | ||||
Partial evidence “Outdesk is the collaboration of Filipino and Australian professionals who shared a common goal to deliver a better offshore staffing solution to the SME market.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 55 contacts → | ||||
Indirect evidence “eNerds was founded in to innovate & improve the way IT Services are delivered to SMB businesses sized 20-500 staff.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 53 contacts → | ||||
Indirect evidence “We are an Australian Owned and Managed BPO Company with Over 20 years’ experience until the Company decided to engage with Offshoring.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 52 contacts → | ||||
Partial evidence “REXTECH, headquartered in Australia, is a global leader in the realm of managed IT solutions, covering Applications, Business Process Outsourcing, and IT Infrastructure services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: professional outsourcing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names professional outsourcing companies.
- Partial evidence
- Its own public description names part of professional outsourcing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name professional outsourcing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 343 professional outsourcing companies based in Australia
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Professional outsourcing companies based in Australia at a glance
As of Sep 21, 2026Companies by employee count
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 343 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 professional outsourcing companies, 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 Australia whose own description of what they do matches “professional outsourcing companies”. 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 professional outsourcing companies), 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 professional outsourcing companies, and records with no verified work email. Companies headquartered outside Australia 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, 1,829 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 21, 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.
Professional outsourcing companies by metro
- Professional outsourcing companies in Sydney68
- Professional outsourcing companies in Melbourne67
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 professional outsourcing companies, 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 professional outsourcing companies are there based in Australia?
RevenueBase identified 343 professional outsourcing companies headquartered in 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?
TOA Global, headquartered in Southport, tops this list with the largest team on record.
Which city has the most professional outsourcing companies?
Sydney leads with 68 headquartered companies, followed by Melbourne (67) and Brisbane (17).
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 1,829 verified decision-maker contacts tracked across these 343 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 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 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.
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