Company lists · Data refreshed September 2026

Top 25 Environmental audit services based in Australia

RevenueBase identified 137 environmental audit services headquartered in Australia as of September 2026 and tracks 1,267 professional contacts across them, including 682 with verified work emails. Sydney is the largest hub.

This list covers environmental audit services 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 28, 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 28, 2026 86% judged on-target in blind review
137Companies
1,267Contacts tracked
682Verified emails
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The 25 largest environmental audit services based in Australia

Ranked by team size
Top 25 of 137 environmental audit services based in Australia, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to environmental audit services: 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 evidenceSydney, AustraliaHQ checked Sep 28, 2026201-500262 contacts →

Partial evidence

“Established in 1996, JBS & G is one of Australia’s leading environmental consultancies with offices in Sydney, Melbourne, Perth, Adelaide, Brisbane, Canberra, Darwin, Wollongong…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceChatswood, AustraliaHQ checked Sep 28, 2026201-500130 contacts →

Partial evidence

“Envirolab Group offers a wide array of environment testing and analytical services to support investigations of inorganic and organic contaminants and pollutants.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceMelbourne, AustraliaHQ checked Sep 28, 202611-5081 contacts →

Indirect evidence

“CETEC is an independent consultancy delivering scientific and technical solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidencePort Macquarie, AustraliaHQ checked Sep 28, 202611-5036 contacts →

Partial evidence

“We offer specialist consulting and project services, solving complex strategic and systematic issues across the environmental, natural resource, planning, sustainability, policy…”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceTennyson, AustraliaHQ checked Sep 28, 202611-5033 contacts →

Partial evidence

“Assured Environmental (AE) is a team of experienced and trusted professionals focused on delivering high quality, responsive and practical environmental monitoring and consulting…”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceMelbourne, AustraliaHQ checked Sep 28, 202611-5025 contacts →

Partial evidence

“The team at Bajwa EnviroConsult offers a broad range of experience in the environmental sector.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidencePerth, AustraliaHQ checked Sep 28, 202611-5025 contacts →

Partial evidence

“Preston Consulting is a leading provider of approval and environmental services in Western Australia.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceNewcastle, AustraliaHQ checked Sep 28, 202611-5021 contacts →

Partial evidence

“Wedgetail specialise in Environmental Approvals, Compliance, and Ecological Studies.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidencePerth, AustraliaHQ checked Sep 28, 202611-5017 contacts →

Partial evidence

“Established in 2008, Site Environmental & Remediation Services Pty Ltd (SERS) provides cost effective, client focused environmental services across the whole of Australia.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceRochedale, AustraliaHQ checked Sep 28, 20261-1017 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceO'connor, AustraliaHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

“We work with clients, not just for them, with a focus on project needs from beginning to end.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceWarabrook, AustraliaHQ checked Sep 28, 202611-5015 contacts →

Partial evidence

“Our services cover a multitude of environmental areas, some of which are listed below: Project Management Ecology & NRM Legislation, Policy and Strategy Restoration Management…”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceOsborne Park, AustraliaHQ checked Sep 28, 202611-5014 contacts →

Partial evidence

“ecologia is a science-based, highly regarded Western Australian environmental consultancy specialising in biological survey and environmental assessment and management services.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceHeatherton, AustraliaHQ checked Sep 28, 20261-1013 contacts →

Partial evidence

“Welcome to Aventus Consulting Pty Ltd (Aventus), a consultancy specialising in the provision of environmental advice, approvals, assurance and auditing services to the energy…”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceRockley Mount, AustraliaHQ checked Sep 28, 20261-1013 contacts →

Partial evidence

“We bring together a diverse and highly-skilled team offering a range of environmental services to suit any project.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceFortitude Valley, AustraliaHQ checked Sep 28, 20261-1013 contacts →

Partial evidence

“Litoria is an environmental advisory consultancy providing integrated advice across ecology, arboriculture, bushfire, offsets, planning and environmental management.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceCockburn Central, AustraliaHQ checked Sep 28, 202611-5012 contacts →

Partial evidence

“Compliance Monitoring formed in 2002 with the objective to offer a high quality independent environmental monitoring service to industry and government.”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceNorwest, AustraliaHQ checked Sep 28, 202611-5012 contacts →

Partial evidence

“Healthy Buildings International is an industry leader in the provision of environmental consultancy services across Australia.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceHawthorn East, AustraliaHQ checked Sep 28, 202611-5012 contacts →

Partial evidence

“Compass Environmental specialises in providing competitive services in environmental assessment and remediation, landfill assessment, monitoring and management, hydrogeological…”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceByron Bay, AustraliaHQ checked Sep 28, 202611-5012 contacts →

Partial evidence

“Raw Earth’s Environmental Consultants embrace innovative problem-solving to meet our client’s project objectives.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceRozelle, AustraliaHQ checked Sep 28, 202611-5012 contacts →

Partial evidence

“EnviroX exist to make the the environment a better and safer place.”

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceDocklands, AustraliaHQ checked Sep 28, 20261-1010 contacts →

Partial evidence

“Blue Environment is an Australian environmental consulting company specialising in strategic advisory services.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceMorayfield, AustraliaHQ checked Sep 28, 20261-1010 contacts →

Partial evidence

“Green Tape Solutions is an Australian consultancy that specialises in environmental assessment, environmental surveys and auditing.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceBrisbane, AustraliaHQ checked Sep 28, 202611-5010 contacts →

Partial evidence

“METServe provides environmental management solutions for the resource, processing and energy sectors.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceRoma, AustraliaHQ checked Sep 28, 20261-1010 contacts →

Partial evidence

“Boobook has helped hundreds of clients across Australia including individuals, Government agencies, mining companies and more with a wide range of environmental work.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 137 environmental audit services based in Australia

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Environmental audit services based in Australia at a glance

As of Sep 28, 2026
53.8%Verified-email coverage
9.2Average contacts per company
1-10Median size (employees)
8.8%Largest-city concentration · Sydney
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
104
11-50
28
51-200
1
201-500
2
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 137 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 environmental audit services, 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 “environmental audit services”. 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 environmental audit services), 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 environmental audit services, 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, 682 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 28, 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 environmental audit services, 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 environmental audit services are there based in Australia?

RevenueBase identified 137 environmental audit services 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?

Jbs&g, headquartered in Sydney, tops this list with the largest team on record.

Which city has the most environmental audit services?

Sydney leads with 12 headquartered companies, followed by Brisbane (11) and Melbourne (8).

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 682 verified decision-maker contacts tracked across these 137 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 28, 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.