Company lists · Data refreshed September 2026

Top 15 Billing and customer service software utilities based in Australia

RevenueBase identified 36 billing and customer service software utilities headquartered in Australia as of September 2026 and tracks 624 professional contacts across them, including 85 with verified work emails. Melbourne is the largest hub.

This list covers billing and customer service software utilities 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 14, 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 14, 2026 86% judged on-target in blind review
36Companies
624Contacts tracked
85Verified emails
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The 15 largest billing and customer service software utilities based in Australia

Ranked by team size
Top 15 of 36 billing and customer service software utilities based in Australia, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to billing and customer service software utilities: 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 evidenceMacquarie Park, AustraliaHQ checked Sep 14, 202651-20092 contacts →

Partial evidence

“Telcos trust Invia for smart solutions that deliver a better experience for their Enterprise, Government and Business customers.”

Source: RevenueBase Database · checked Sep 14, 2026
2Partial evidenceUltimo, AustraliaHQ checked Sep 14, 202611-5030 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceBallarat, AustraliaHQ checked Sep 14, 202611-5015 contacts →

Partial evidence

“Signature Software is a leading provider of Integrated Business Software solutions, partners include some of Australia's largest companies in the Telecommunication, Managed Print…”

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceMelbourne, AustraliaHQ checked Sep 14, 202611-5013 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
5Partial evidenceSydney, AustraliaHQ checked Sep 14, 202611-5013 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceMelbourne, AustraliaHQ checked Sep 14, 202651-20012 contacts →

Indirect evidence

“CSG empowers companies to build unforgettable experiences, making it easier for people and businesses to connect with, use and pay for the services they value most.”

Source: RevenueBase Database · checked Sep 14, 2026
7Partial evidenceQueensland, AustraliaHQ checked Sep 14, 202611-507 contacts →

Partial evidence

“Welcome to the all new Wincollect CRM business software.”

Source: RevenueBase Database · checked Sep 14, 2026
8Partial evidenceBrisbane, AustraliaHQ checked Sep 14, 20261-107 contacts →

Partial evidence

“Flexigrow’s business growth software provides simple, yet powerful tools designed to increase efficiency and maximise capital growth.”

Source: RevenueBase Database · checked Sep 14, 2026
9Strong evidenceMelbourne, AustraliaHQ checked Sep 14, 202611-506 contacts →

Strong evidence

Billing Bureau is an established software company, with expertise in revenue management solutions and process automation.”

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidenceCremorne, AustraliaHQ checked Sep 14, 202611-503 contacts →

Partial evidence

“BlueOak's success is attributed to its ability to design, build and support the software solutions which ensure its clients can respond and adapt swiftly to market and legislative…”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidenceRobina, AustraliaHQ checked Sep 14, 20261-103 contacts →

Indirect evidence

“Burdi is a new way to manage administration and invoices through the simplicity of automation.”

Source: RevenueBase Database · checked Sep 14, 2026
12Partial evidenceMelbourne, AustraliaHQ checked Sep 14, 20261-102 contacts →

Partial evidence

“Advanced Telco billing made simple.”

Source: RevenueBase Database · checked Sep 14, 2026
13Partial evidenceLoftus, AustraliaHQ checked Sep 14, 20261-102 contacts →

Partial evidence

“Helping companies provide remarkable billing support.”

Source: RevenueBase Database · checked Sep 14, 2026
14Partial evidenceHuntingdale, AustraliaHQ checked Sep 14, 20261-102 contacts →

Partial evidence

“Thinking Windows is a software development company based in Melbourne, Australia.”

Source: RevenueBase Database · checked Sep 14, 2026
15Partial evidenceBrighton East, AustraliaHQ checked Sep 14, 20261-101 contacts →

Partial evidence

“Improv is a small group of talented software developers who believe in creating great business applications which shake up the status quo.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 15 of 36 billing and customer service software utilities based in Australia

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Billing and customer service software utilities based in Australia at a glance

As of Sep 14, 2026
13.6%Verified-email coverage
17.3Average contacts per company
1-10Median size (employees)
19.4%Largest-city concentration · Melbourne
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
12
51-200
4
201-500
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 36 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 billing and customer service software utilities, 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 “billing and customer service software utilities”. 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 billing and customer service software utilities), 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 billing and customer service software utilities, 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, 85 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 14, 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 billing and customer service software utilities, 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 billing and customer service software utilities are there based in Australia?

RevenueBase identified 36 billing and customer service software utilities 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?

INVIA, headquartered in Macquarie Park, tops this list with the largest team on record.

Which city has the most billing and customer service software utilities?

Melbourne leads with 7 headquartered companies, followed by Sydney (5) and Brisbane (4).

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 85 verified decision-maker contacts tracked across these 36 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 14, 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.