Company lists · Data refreshed September 2026

Top 24 Sustainable software development firms based in Australia

RevenueBase identified 222 sustainable software development firms headquartered in Australia as of September 2026 and tracks 2,488 professional contacts across them, including 1,248 with verified work emails. Melbourne is the largest hub.

This list covers sustainable software development firms 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 29, 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 29, 2026 86% judged on-target in blind review
222Companies
2,488Contacts tracked
1,248Verified emails
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The 24 largest sustainable software development firms based in Australia

Ranked by team size
Top 24 of 222 sustainable software development firms based in Australia, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to sustainable software development firms: 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 evidenceMelbourne, AustraliaHQ checked Sep 29, 2026201-500468 contacts →

Partial evidence

“ADP Consulting, an Ayesa company, is a sustainability-led engineering consultancy on a quest to inspire a better world through influence and design.”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceSt Leonards, AustraliaHQ checked Sep 29, 2026201-500361 contacts →

Partial 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 29, 2026
3Partial evidenceCamberwell, AustraliaHQ checked Sep 29, 202651-200137 contacts →

Partial evidence

“Synertec is a diversified Technology and Engineering company focussed on developing and delivering environmentally sustainable solutions for challenging industry sectors, with…”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidencePort Melbourne, AustraliaHQ checked Sep 29, 202651-200101 contacts →

Indirect evidence

“At Earth Systems, we believe that solving the world’s environmental challenges requires more than just knowledge-it takes innovation and action.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceNorth Sydney, AustraliaHQ checked Sep 29, 202651-20094 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceNorth Geelong, AustraliaHQ checked Sep 29, 202611-5060 contacts →

Indirect evidence

“At Enterprise Monkey, we provide innovative technology solutions that allow for better management of resources, with greater flexibility to adapt to market conditions, while…”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceAlexandria, AustraliaHQ checked Sep 29, 202611-5041 contacts →

Partial evidence

“Virtu is Australia's leading sustainable Information and Communication Technology (ICT) company.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidencePreston, AustraliaHQ checked Sep 29, 202611-5038 contacts →

Indirect evidence

“Aerion Technologies is the partner you've been looking for.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidencePort Macquarie, AustraliaHQ checked Sep 29, 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 29, 2026
10Indirect evidenceCamberwell, AustraliaHQ checked Sep 29, 202611-5034 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceMerewether, AustraliaHQ checked Sep 29, 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 29, 2026
12Partial evidencePerth, AustraliaHQ checked Sep 29, 202611-5026 contacts →

Partial evidence

“Gaia Resources is a consultancy that responsibly delivers sustainable technology solutions to make the world a better place.”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceChatswood, AustraliaHQ checked Sep 29, 202611-5024 contacts →

Partial evidence

“Envoy Advanced Technologies is your trusted software solutions partner, forging the bridge between business opportunities and digital success.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceSydney, AustraliaHQ checked Sep 29, 202651-20023 contacts →

Indirect evidence

“At Namadgi, we empower innovative companies to achieve their full potential.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceMilton, AustraliaHQ checked Sep 29, 20261,001-5,00022 contacts →

Indirect evidence

“Groundwork Plus (Now SLR)”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceOrmeau, AustraliaHQ checked Sep 29, 202651-20020 contacts →

Indirect evidence

“TAYLEX AUSTRALIA is an environmental services company based out of 56 Prairie Rd, Ormeau, Queensland, Australia.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceBrisbane, AustraliaHQ checked Sep 29, 20261-1019 contacts →

Partial evidence

“Xelleron was founded to address a growing need for stable, secure, easily customisable enterprise software.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceBrisbane, AustraliaHQ checked Sep 29, 202611-5017 contacts →

Partial evidence

“For over 20 years, 3Logix has delivered end-to-end software solutions for the Waste and Environmental Services sectors across Australia and New Zealand.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceWarriewood, AustraliaHQ checked Sep 29, 202651-20017 contacts →

Indirect evidence

“Total Earth Care is Australia's leading B Corp Certified environmental consulting, rehabilitation and construction company offering a complete range of services tailored to suit…”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceOsborne Park, AustraliaHQ checked Sep 29, 202611-5017 contacts →

Partial evidence

“Innovation Industries is a Perth, WA based engineering and technology innovation company with an aim to provide effective and sustainable solutions to complex problems.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceMelbourne, AustraliaHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“At Infostatus, we translate complex technology into accessible, tailored services that help organisations rethink how they work.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceSurfers Paradise, AustraliaHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“M&J Productions is an innovative and dynamic company with over 15 years in the marketing & business consultancy industry.”

Source: RevenueBase Database · checked Sep 29, 2026
23Partial evidenceCurrumbin Valley, AustraliaHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“Informed 365 is an Australian based tech company that specialises solely on better sustainability outcomes.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceBelrose, AustraliaHQ checked Sep 29, 202611-5016 contacts →

Partial evidence

“We bring together experts, modern software, and constant innovation to help scientists and engineers manage their environmental and hydrogeological data.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 24 of 222 sustainable software development firms based in Australia

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Sustainable software development firms based in Australia at a glance

As of Sep 29, 2026
50.2%Verified-email coverage
11.2Average contacts per company
1-10Median size (employees)
11.7%Largest-city concentration · Melbourne
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
144
11-50
53
51-200
15
201-500
6
501-1,000
1
1,001-5,000
2
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 222 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 sustainable software development firms, 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 “sustainable software development firms”. 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 sustainable software development firms), 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 sustainable software development firms, 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, 1,248 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 29, 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.

Sustainable software development firms by metro

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 sustainable software development firms, 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 sustainable software development firms are there based in Australia?

RevenueBase identified 222 sustainable software development firms 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?

ADP Consulting, headquartered in Melbourne, tops this list with the largest team on record.

Which city has the most sustainable software development firms?

Melbourne leads with 26 headquartered companies, followed by Sydney (23) and Perth (16).

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 1,248 verified decision-maker contacts tracked across these 222 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 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 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.