Company lists · Data refreshed September 2026

Top 23 Iso audit companies based in Australia

RevenueBase identified 197 company matches for iso audit companies associated with Australia as of September 2026 and tracks 1,434 professional contacts across them, including 542 with verified work emails. Sydney is the largest hub.

This list covers company matches for iso audit 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 20, 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 20, 2026 How this list was built
197Companies
1,434Contacts tracked
542Verified emails
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The 23 largest iso audit companies based in Australia

Ranked by team size
Top 23 of 197 company matches for iso audit companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchOsborne Park, AustraliaHQ recorded Sep 20, 202651-200110 contacts →

Exact match

“Worldwide Provider of Inspection, Auditing & Quality Services GQS provides proven, effective and efficient product conformity and assurance services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchHaymarket, AustraliaHQ recorded Sep 20, 202611-5051 contacts →

Exact match

“Your Trusted Audit and Assurance Specialist National Audits Group partners with accounting firms across Australia, offering independent audit and assurance services that enhance…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchNorth Ryde, AustraliaHQ recorded Sep 20, 202651-20047 contacts →

Exact match

“Global-Mark is one of Australia's leading certification providers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchAdelaide, AustraliaHQ recorded Sep 20, 202611-5043 contacts →

Exact match

“TQCS International (TQCSI) commenced operations in mid-1995 and now operates out of 25+ offices with over certifications in 40+ countries throughout Australia, the Pacific, Asia…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchJoondalup, AustraliaHQ recorded Sep 20, 202611-5042 contacts →

Exact match

“AMW (Audit) Pty Ltd trading as Anderson Munro & Wyllie (“AMW”) is a registered audit company (auditor number 314299) specialising in providing audit services to small and medium…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchNorth Sydney, AustraliaHQ recorded Sep 20, 202651-20030 contacts →

Exact match

“Global Compliance Certification (GCC) is a leading independent certification body based in Australia, Japan, Malaysia and the USA.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchBrisbane City, AustraliaHQ recorded Sep 20, 202611-5029 contacts →

Exact match

“Welcome to ACO Certification Ltd.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchMelbourne, AustraliaHQ recorded Sep 20, 202651-20027 contacts →

Exact match

“We are a JAS-ANZ accredited conformity assessment body, with a team of experienced auditors guiding our clients through the certification process.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Sep 20, 202611-5026 contacts →

Exact match

“LNP Audit and Assurance is a dynamic growing specialist audit and assurance practice.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchRichmond, AustraliaHQ recorded Sep 20, 202651-20022 contacts →

Exact match

“RedBook Inspect provide inspections to a range of industries including Retail, Dealer, Rideshare and Finance.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchAdelaide, AustraliaHQ recorded Sep 20, 202611-5020 contacts →

Exact match

“ECAAS is a trusted and dynamic third-party Certification Body with a global reach, dedicated to helping businesses achieve and maintain internationally recognized standards.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchNorthmead, AustraliaHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“We prepare businesses to achieve and maintain International Certifications to ISO Management System Standards by developing customised systems to better manage risk and drive…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchSalisbury North, AustraliaHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“Red Earth is a provider of a wide range of Testing, Inspection and Certification services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“Operating in the Certification Industry for 30 years, CPG has a management team with many years’ of combined experience – we deliver insight, integrity and knowledge in auditing…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchRochedale, AustraliaHQ recorded Sep 20, 20261-1017 contacts →

Exact match

“Providing a wide range of Independent Quality Auditing and Reporting Services, to the above industries around Australia.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchBirtinya, AustraliaHQ recorded Sep 20, 20261-1016 contacts →

Exact match

“SCI-QUAL INTERNATIONAL PTY LTD is a fully Australian owned accredited third party Certification Body.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchMelbourne, AustraliaHQ recorded Sep 20, 202611-5014 contacts →

Exact match

“At Integrated Compliance Solutions, we deliver innovative, low-burden ISO compliance solutions that are customised and integrated to boost profitability, remove inefficiencies…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchCairns City, AustraliaHQ recorded Sep 20, 202611-509 contacts →

Exact match

“Jessups is an independent audit and advisory firm which provides expert assistance for organisations to meet their regulatory audit requirements.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchCentral Coast, AustraliaHQ recorded Sep 20, 20261-109 contacts →

Exact match

“The Adaptive team's vision is to provide client-focused certification services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSydney, AustraliaHQ recorded Sep 20, 20261-108 contacts →

Exact match

“BOOST YOUR LABORATORY'S QUALITY AND COMPLIANCE Are you struggling with implementing an efficient quality management system (QMS) in your laboratory?”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchPinkenba, AustraliaHQ recorded Sep 20, 20261-108 contacts →

Exact match

“Feddersen Consulting Group (FCG) is an Australian based management consultancy with over 50 years of combined experience.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchAdelaide, AustraliaHQ recorded Sep 20, 20261-107 contacts →

Exact match

“ATLAS Certification Pty Ltd is an Australian, JASANZ-accredited Certification Body, providing Certification to internationally recognised ISO-standards, such as ISO9001, ISO14001…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchBrendale, AustraliaHQ recorded Sep 20, 202611-506 contacts →

Exact match

“Certifii are a locally owned and operated Australian based (JASANZ accredited) certification company providing ISO certification services against the management of quality…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 23 of 197 iso audit companies based in Australia

See the full list, filter by size, metro and specialty, and access 542 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Iso audit companies based in Australia at a glance

As of Sep 20, 2026
37.8%Verified-email coverage
7.3Average contacts per company
1-10Median size (employees)
12.7%Largest-city concentration · Sydney
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
144
11-50
36
51-200
15

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 197 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 “iso audit 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 542 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 20, 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 “iso audit companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many iso audit companies are there based in Australia?

RevenueBase identified 197 company matches for iso audit 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?

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

Which city has the most iso audit companies?

Sydney leads with 25 company records, followed by Melbourne (22) and Brisbane (14).

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 542 professional contacts with verified work emails tracked across these 197 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 20, 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.