Company lists · Data refreshed September 2026

Top 23 Tax processing outsourcing companies based in Australia

RevenueBase identified 184 company matches for tax processing outsourcing companies associated with Australia as of September 2026 and tracks 680 professional contacts across them, including 161 with verified work emails. Sydney is the largest hub.

This list covers company matches for tax processing 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 29, 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 29, 2026 How this list was built
184Companies
680Contacts tracked
161Verified emails
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The 23 largest tax processing outsourcing companies based in Australia

Ranked by team size
Top 23 of 184 company matches for tax processing outsourcing companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchSydney, AustraliaHQ recorded Sep 29, 202611-5026 contacts →

Exact match

“At BTG International, we redefine excellence in business tax services with award-winning, innovative solutions tailored to your business needs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchMelbourne, AustraliaHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“Integrated Accountants offers quality and up-to-date tax and accounting services to individuals and companies across Australia.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchNoble Park, AustraliaHQ recorded Sep 29, 20261-1019 contacts →

Exact match

“MSS TAX SERVICE is an accounting company based out of 22 a Douglas St, Noble Park, Australia.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchBondi Junction, AustraliaHQ recorded Sep 29, 202611-5016 contacts →

Exact match

“BTMH is a boutique tax & accounting practice with a strong focus on taxation management.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchBrisbane, AustraliaHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
6Exact matchGeelong, AustraliaHQ recorded Sep 29, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchFyshwick, AustraliaHQ recorded Sep 29, 202611-509 contacts →

Exact match

“We make the numbers easy!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchBella Vista, AustraliaHQ recorded Sep 29, 20261-108 contacts →

Exact match

“At XperTax, we understand that navigating the complexities of tax regulations and financial accounting can be overwhelming.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchSouth Plympton, AustraliaHQ recorded Sep 29, 20261-108 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchBrisbane, AustraliaHQ recorded Sep 29, 202651-2008 contacts →

Exact match

“ITP Queensland are the specialists in tax returns for businesses and individuals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchMount Waverley, AustraliaHQ recorded Sep 29, 202611-508 contacts →

Exact match

“Affordable Accounting Solutions have been the appointed accountancy firm for Crystal Facility Services Pty Ltd.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchPutney, AustraliaHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Canale Tax and Accounting was founded by Nicole Canale and is based in the heart of North Strathfield.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchAroona, AustraliaHQ recorded Sep 29, 20261-107 contacts →

Exact match

“YOUtax spend their days supporting those who 'Don't Know' and Don't Want To Know' about tax.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchBundoora, AustraliaHQ recorded Sep 29, 202611-506 contacts →

Exact match

“We provide a full suite of tax and management accounting services for small to medium-scale businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchWoongarrah, AustraliaHQ recorded Sep 29, 20261-105 contacts →

Exact match

“When you’re looking for an accountant, it’s not just about finding someone who can crunch numbers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchBroadmeadow, AustraliaHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Experts in Tax & Accounting”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchArmadale, AustraliaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Top Accountants specialise in Tax Return, BAS and Bookkeeping services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchSouth Yarra, AustraliaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Tax Affair Accountants is a company based out of 203 Commercial Rd, South Yarra, Australia.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchByford, AustraliaHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Founded by Nicole Cunnold in 2015, Radar Accounting has grown in leaps and bounds, we believe this success is due to the fact that we pride ourselves on being real people…just…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchCarrum Downs, AustraliaHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Bookkeeping, accounting, tax returns and business advisory are our core offering.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchNightcliff, AustraliaHQ recorded Sep 29, 202611-504 contacts →

Exact match

“Locally owned and operated since 1978, we help Territorians navigate and handle their tax and accounting needs to grow their wealth or business and ensure they always achieve the…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchDocklands, AustraliaHQ recorded Sep 29, 20261-104 contacts →

Exact match

“At Nectar Group (A), our mission is to simplify the tax process for our clients.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchPerth, AustraliaHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Teca Accounting - Your Trusted Partner for Tax Solutions 🧾 At Teca Accounting, we specialise in providing comprehensive tax accounting services tailored to meet the unique needs…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 23 of 184 tax processing outsourcing companies based in Australia

See the full list, filter by size, metro and specialty, and access 161 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax processing outsourcing companies based in Australia at a glance

As of Sep 29, 2026
23.7%Verified-email coverage
3.7Average contacts per company
1-10Median size (employees)
8.2%Largest-city concentration · Sydney
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
150
11-50
27
51-200
4
501-1,000
1
1,001-5,000
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 184 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 “tax processing 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 161 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 29, 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 “tax processing outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax processing outsourcing companies are there based in Australia?

RevenueBase identified 184 company matches for tax processing 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?

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

Which city has the most tax processing outsourcing companies?

Sydney leads with 15 company records, followed by Brisbane (7) and Melbourne (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 161 professional contacts with verified work emails tracked across these 184 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 29, 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.