Company lists · Data refreshed September 2026

Top 25 Carbon consulting companies based in Australia

RevenueBase identified 365 carbon consulting companies headquartered in Australia as of September 2026 and tracks 3,324 professional contacts across them, including 1,227 with verified work emails. Sydney is the largest hub.

This list covers carbon consulting companies 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 21, 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 21, 2026 86% judged on-target in blind review
365Companies
3,324Contacts tracked
1,227Verified emails
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The 25 largest carbon consulting companies based in Australia

Ranked by team size
Top 25 of 365 carbon consulting companies based in Australia, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to carbon consulting companies: 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
1Indirect evidenceSt Leonards, AustraliaHQ checked Sep 21, 2026201-500361 contacts →

Indirect evidence

“At EMM, we believe that a sustainable future is achievable, and we are dedicated to helping our clients and the community make it a reality.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceNorth Sydney, AustraliaHQ checked Sep 21, 202651-20094 contacts →

Indirect evidence

“Energetics is the climate risk and energy transition expert.”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceSydney, AustraliaHQ checked Sep 21, 202651-20084 contacts →

Indirect evidence

“Edge Impact exists to create a world where unsustainable is unthinkable.”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceSydney, AustraliaHQ checked Sep 21, 202611-5045 contacts →

Indirect evidence

“BWD is a pure-play, independent sustainability consultancy and B Corp with offices in Sydney, New York, Brisbane, Phoenix, and Auckland.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidencePort Macquarie, AustraliaHQ checked Sep 21, 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 21, 2026
6Indirect evidenceCamberwell, AustraliaHQ checked Sep 21, 202611-5034 contacts →

Indirect evidence

“18 years of innovation, pioneering and project delivery.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceMerewether, AustraliaHQ checked Sep 21, 202611-5034 contacts →

Indirect evidence

“Founded in 2018, IEMA is dedicated to delivering projects that benefit both businesses and the environment, along with the communities in which they operate.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceMelbourne, AustraliaHQ checked Sep 21, 20261,001-5,00032 contacts →

Indirect evidence

“Anthesis guides clients to sustainable performance.”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceAdelaide (edwardstown), AustraliaHQ checked Sep 21, 202611-5029 contacts →

Indirect evidence

“Operating for 20 years across Australia, SUHO provides premium consultancy services to the commercial and residential building industries.”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidencePerth, AustraliaHQ checked Sep 21, 202611-5028 contacts →

Indirect evidence

“WHERE SCIENCE AND ACCOUNTING INTERSECT Since the 1990s, companies in resource-intensive industries, including mining, energy, and construction, have relied on Greenbase and its…”

Source: RevenueBase Database · checked Sep 21, 2026
11Partial evidenceMelbourne, AustraliaHQ checked Sep 21, 202611-5028 contacts →

Partial evidence

“At FGA, we are working with forward-thinking organisations to reimagine and realise a zero carbon future.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceSydney, AustraliaHQ checked Sep 21, 202611-5026 contacts →

Indirect evidence

“Athena Blue Global helps shape a better future for forward-thinking businesses worldwide.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceMelbourne, AustraliaHQ checked Sep 21, 202611-5025 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceNorth Fremantle, AustraliaHQ checked Sep 21, 202611-5025 contacts →

Indirect evidence

“Perspektiv is an independent, boutique sustainability consultancy that truly understands your business's challenges.”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceMulgrave, AustraliaHQ checked Sep 21, 202651-20023 contacts →

Indirect evidence

“Conservia is the sustainability specialist business division of the Oberix Group.”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceMilton, AustraliaHQ checked Sep 21, 20261,001-5,00022 contacts →

Indirect evidence

“Groundwork Plus (Now SLR)”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceMelbourne, AustraliaHQ checked Sep 21, 202611-5022 contacts →

Partial evidence

“At Dartmouth Consulting, we believe that success is achieved through the integration of sustainability, engagement, commercial outcomes and effective implementation throughout…”

Source: RevenueBase Database · checked Sep 21, 2026
18Indirect evidenceSydney, AustraliaHQ checked Sep 21, 202611-5020 contacts →

Indirect evidence

“NettZero is a 100% Australian owned and operated Sustainability Consultancy which caters to a multitude of sustainability demands concerning on Businesses.”

Source: RevenueBase Database · checked Sep 21, 2026
19Strong evidenceSydney, AustraliaHQ checked Sep 21, 20261-1020 contacts →

Strong evidence

“Zephyr is an environmental consulting practice specialising in air emissions and carbon management.”

Source: RevenueBase Database · checked Sep 21, 2026
20Partial evidenceSydney, AustraliaHQ checked Sep 21, 202611-5018 contacts →

Partial evidence

“EnergyLink Services is a multi-disciplinary, specialist, energy and carbon consultancy and project developer.”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceNorth Adelaide, AustraliaHQ checked Sep 21, 202611-5015 contacts →

Indirect evidence

“2XE is a leading Australian sustainability and climate consultancy helping businesses make credible, commercially grounded transitions.”

Source: RevenueBase Database · checked Sep 21, 2026
22Partial evidenceSydney, AustraliaHQ checked Sep 21, 202611-5015 contacts →

Partial evidence

“Established in March 2017, Energy Global Company Pty Ltd (EGC) has been building and providing consulting services to retail energy businesses across the globe.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceMelbourne, AustraliaHQ checked Sep 21, 202611-5015 contacts →

Indirect evidence

“Foresight was founded with the vision to create real impact.”

Source: RevenueBase Database · checked Sep 21, 2026
24Indirect evidenceManly, AustraliaHQ checked Sep 21, 20261-1015 contacts →

Indirect evidence

“Our mission is to enable better business planning and reporting.”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceSydney, AustraliaHQ checked Sep 21, 202611-5015 contacts →

Indirect evidence

“NetNada was built on the mission that companies, no matter their size, have a vital role to play in the future of our planet.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 365 carbon consulting companies based in Australia

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Carbon consulting companies based in Australia at a glance

As of Sep 21, 2026
36.9%Verified-email coverage
9.1Average contacts per company
1-10Median size (employees)
20.3%Largest-city concentration · Sydney
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
278
11-50
68
51-200
10
201-500
2
501-1,000
1
1,001-5,000
3
5,001-10,000
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 365 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 carbon consulting companies, 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 “carbon consulting companies”. 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 carbon consulting companies), 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 carbon consulting companies, 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, 1,227 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 21, 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 carbon consulting companies, 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 carbon consulting companies are there based in Australia?

RevenueBase identified 365 carbon consulting companies 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?

EMM Consulting PTY Limited, headquartered in St Leonards, tops this list with the largest team on record.

Which city has the most carbon consulting companies?

Sydney leads with 74 headquartered companies, followed by Melbourne (56) and Perth (30).

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 1,227 verified decision-maker contacts tracked across these 365 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 21, 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.