Company lists · Data refreshed September 2026

Top 22 Billing and invoicing outsourcing companies based in Australia

RevenueBase identified 54 company matches for billing and invoicing outsourcing companies associated with Australia as of September 2026 and tracks 1,539 professional contacts across them, including 176 with verified work emails. Melbourne is the largest hub.

This list covers company matches for billing and invoicing outsourcing companies 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 27, 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 27, 2026 How this list was built
54Companies
1,539Contacts tracked
176Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 22 largest billing and invoicing outsourcing companies based in Australia

Ranked by team size
Top 22 of 54 company matches for billing and invoicing outsourcing companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchMelbourne, AustraliaHQ recorded Sep 27, 2026501-1,000404 contacts →

Exact match

“We are OBP.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchSalamander Bay, AustraliaHQ recorded Sep 27, 2026201-50063 contacts →

Exact match

“Maugle Data Processing Center (MDPC) was established in August, 2015 as a Business Process Outsourcing (BPO) company that specialises in providing managed operations and services…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchBrisbane, AustraliaHQ recorded Sep 27, 202651-20063 contacts →

Exact match

“Brisca is your trusted partner in outsourced finance and accounting solutions, empowering businesses and accounting firms worldwide to focus on growth and strategy rather than…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchSydney, AustraliaHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
5Exact matchUltimo, AustraliaHQ recorded Sep 27, 202611-5030 contacts →

Exact match

“Outworks was established in 2011 by a talented group of professionals to meet the goal of providing a broad range of services specific to the transactional Billing service…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchSydney, AustraliaHQ recorded Sep 27, 202611-5025 contacts →

Exact match

“Business Process Outsourcing | E-Commerce | Data Services With clients from the U.S, UK and Australia, DataMotivate provides a comprehensive shared services platform to run…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchMelbourne, AustraliaHQ recorded Sep 27, 202611-5023 contacts →

Exact match

“IODM is a global leader in accounts receivable (AR) solutions, leveraging advanced digital technologies to streamline and automate financial operations.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchMelbourne, AustraliaHQ recorded Sep 27, 202611-5021 contacts →

Exact match

“G4ce is a world-class business process outsourcing services provider based in Australia with over 12 years of experience in providing top-notch outsourcing services for businesses…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchBrisbane, AustraliaHQ recorded Sep 27, 202611-5015 contacts →

Exact match

“Your trusted outsourcing partner in payroll processing, accounts receivable, accounting, tax, business systems and advisory services.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchBurwood, AustraliaHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
11Exact matchMelbourne, AustraliaHQ recorded Sep 27, 202611-5013 contacts →

Exact match

“Medical Billing Service (MBS) offers doctors a comprehensive medical billing facility which is flexible, confidential and professional.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchSydney, AustraliaHQ recorded Sep 27, 202611-5013 contacts →

Exact match

“Billing is complex, but it doesn't have to be stressful.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchBeaumaris, AustraliaHQ recorded Sep 27, 202611-507 contacts →

Exact match

“Is business booming?”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 27, 20261-104 contacts →

Exact match

“Assist medical specialists setting up in private practice Medical Billing Services - Private, Third Party, Medicare Virtual office”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchMelbourne, AustraliaHQ recorded Sep 27, 20261-103 contacts →

Exact match

“RPS offer an outsourcing solution to all your revenue processing needs.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchAdelaide, AustraliaHQ recorded Sep 27, 202611-503 contacts →

Exact match

“bzTrack is a one-stop-shop of services that support invoice and cash-flow management - from managing and tracking customer payments to negotiating supplier discounts and even…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchMount Waverley, AustraliaHQ recorded Sep 27, 202611-502 contacts →

Exact match

“Medical Billing Service Company provides several categories of patient billing to doctors of Melbourne.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchNorth Ryde, AustraliaHQ recorded Sep 27, 20261-102 contacts →

Exact match

“Darren and his team offer outsourced bookkeeping services.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchLoftus, AustraliaHQ recorded Sep 27, 20261-102 contacts →

Exact match

“Helping companies provide remarkable billing support.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchSydney, AustraliaHQ recorded Sep 27, 202611-502 contacts →

Exact match

“A new breed in outsourcing Fourfold actually becomes a part of your team.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchGlen Iris, AustraliaHQ recorded Sep 27, 202611-502 contacts →

Exact match

“No matter whether you are a well established business looking to outsource your accounts payable team, a small business looking for complete end to end bookkeeping solutions, an…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchAustraliaHQ recorded Sep 27, 20261-101 contacts →

Exact match

“Cbk Bookkeeping is here to help you stay on top of all of your bookkeeping needs.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 22 of 54 billing and invoicing outsourcing companies based in Australia

See the full list, filter by size, metro and specialty, and access 176 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Billing and invoicing outsourcing companies based in Australia at a glance

As of Sep 27, 2026
11.4%Verified-email coverage
28.5Average contacts per company
11-50Median size (employees)
25.9%Largest-city concentration · Melbourne
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
25
51-200
6
201-500
3
501-1,000
1

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 54 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 “billing and invoicing outsourcing companies” 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 176 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 27, 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 “billing and invoicing outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many billing and invoicing outsourcing companies are there based in Australia?

RevenueBase identified 54 company matches for billing and invoicing outsourcing companies 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?

Offshore Business Processing tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most billing and invoicing outsourcing companies?

Melbourne leads with 14 company records, followed by Sydney (9) and Brisbane (7).

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 176 professional contacts with verified work emails tracked across these 54 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 27, 2026.

Ready to reach these companies? Verified emails and direct dials for all 54 billing and invoicing outsourcing companies based in Australia. Start with a free account, no credit card.

Download this list →

Related lists

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.