Company lists · Data refreshed October 2026

Top 23 Green hydrogen engineering companies based in Australia

RevenueBase identified 53 company matches for green hydrogen engineering companies associated with Australia as of October 2026 and tracks 436 professional contacts across them, including 229 with verified work emails. Sydney is the largest hub.

This list covers company matches for green hydrogen engineering 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 October 13, 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 Oct 13, 2026 How this list was built
53Companies
436Contacts tracked
229Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 23 largest green hydrogen engineering companies based in Australia

Ranked by team size
Top 23 of 53 company matches for green hydrogen engineering companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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 matchWollongong, AustraliaHQ recorded Oct 13, 202611-50124 contacts →

Exact match

“Our mission is to accelerate the world’s shift away from fossil fuels to green hydrogen by delivering the world’s best electrolyser.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2Exact matchCamperdown, AustraliaHQ recorded Oct 13, 202611-5029 contacts →

Exact match

“Pioneering new pathways for sustainable eFuels and chemicals.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3Exact matchMulgrave, AustraliaHQ recorded Oct 13, 202611-5026 contacts →

Exact match

“Energys closes the hydrogen loop - production to power, designed as one system, delivered as one solution.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4Exact matchMelbourne, AustraliaHQ recorded Oct 13, 20261-1019 contacts →

Exact match

“Jupiter Ionics Pty Ltd is a seed stage startup company developing a new approach to synthesis of carbon-neutral ammonia and ammonia derivatives.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5Exact matchAlphington, AustraliaHQ recorded Oct 13, 202611-5018 contacts →

Exact match

“INCITIAS is a global engineering and commercial service provider, facilitating energy transition projects for our clients.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6Exact matchBrisbane, AustraliaHQ recorded Oct 13, 202611-5016 contacts →

Exact match

“Endua is an Australian company developing advanced hydrogen electrolysis technologies.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7Exact matchTonsley, AustraliaHQ recorded Oct 13, 202611-5014 contacts →

Exact match

“1414 Degrees (ASX:14D) is decarbonising industry with scalable, thermal energy storage and clean hydrogen technologies.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8Exact matchCoolum Beach, AustraliaHQ recorded Oct 13, 20261-1013 contacts →

Exact match

“H2H Energy is an Australian owned company founded in 2009.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9Exact matchMelbourne, AustraliaHQ recorded Oct 13, 202611-5013 contacts →

Exact match

“Cavendish Renewable Technology (CRT) is an Australian company with a mission to develop and productise next-generation electrolysis technology for low-cost production of green…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10Exact matchSubiaco, AustraliaHQ recorded Oct 13, 20261-1010 contacts →

Exact match

“HyTerra® | ASX: HYT | The first ASX company with a focus on pioneering the exploration and production of natural hydrogen.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11Exact matchSydney, AustraliaHQ recorded Oct 13, 202611-506 contacts →

Exact match

“Provaris Energy Ltd (ASX: PV1) is advancing innovative Compressed Hydrogen (H2) and Carbon Dioxide (CO₂) storage and transport solutions through proprietary tank designs, maritime…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12Exact matchDerrimut, AustraliaHQ recorded Oct 13, 202611-506 contacts →

Exact match

“ENGV is Pacific Energy's hydrogen and renewable gas division, which was established in 2013 as a provider of hydrogen, natural gas, biomethane and LPG equipment and services.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13Exact matchEveleigh, AustraliaHQ recorded Oct 13, 20261-106 contacts →

Exact match

“EM ENERGY is on a mission to create a revolutionary method of producing hydrogen from abundant and non-toxic organic materials Not only is our technology environmentally friendly…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14Exact matchDarwin City, AustraliaHQ recorded Oct 13, 202611-505 contacts →

Exact match

“Climate Impact Corporation is a global investor, developer, and manager of large-scale renewable hydrogen projects.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15Exact matchPerth, AustraliaHQ recorded Oct 13, 20261-104 contacts →

Exact match

“Prominence Energy Limited is an Australian Securities Exchange (ASX:PRM) listed energy company headquartered in Perth.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16Exact matchBrisbane, AustraliaHQ recorded Oct 13, 20261-104 contacts →

Exact match

“With a resolute focus on using atmospheric carbon and clean energy we aim to become Australia's leading operation in the production and export of green methanol and green hydrogen.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17Exact matchBrisbane, AustraliaHQ recorded Oct 13, 202611-503 contacts →

Exact match

“LINE Hydrogen (Australia) Pty Ltd (LINE Hydrogen) was established by Founder and Executive Chairman, Brendan James.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18Exact matchBrisbane, AustraliaHQ recorded Oct 13, 202611-503 contacts →

Exact match

“Turquoise Group is an Australian clean energy company headquartered in Brisbane, focused on commercialising Turquoise Hydrogen technology.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19Exact matchPerth, AustraliaHQ recorded Oct 13, 20261-103 contacts →

Exact match

“At h2ec we are very excited about the role that green hydrogen will play in the global clean energy mix and we look forward to collaborating and partnering responsibly to ensure…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20Exact matchBrisbane, AustraliaHQ recorded Oct 13, 20261-102 contacts →

Exact match

“Our Vision is an Integrally formed Green Energy Positive World Enveloped in Abundant Clean Air, Water and Resources.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21Exact matchNedlands, AustraliaHQ recorded Oct 13, 20261-101 contacts →

Exact match

“Gascoyne Green Energy (GGE) is a Western Australian renewable energy development company with exclusive access to scope the potential for a large-scale renewable energy hub on…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22Exact matchMelbourne, AustraliaHQ recorded Oct 13, 20261-101 contacts →

Exact match

“Vireo Energy is helping to reduce costs and improve the reliability of green hydrogen.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23Exact matchMelbourne, AustraliaHQ recorded Oct 13, 20261-101 contacts →

Exact match

“CLARA Energy has a vision to bring renewable energy to market at scale.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase

Showing 23 of 53 green hydrogen engineering companies based in Australia

See the full list, filter by size, metro and specialty, and access 229 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Green hydrogen engineering companies based in Australia at a glance

As of Oct 13, 2026
52.5%Verified-email coverage
8.2Average contacts per company
1-10Median size (employees)
17.0%Largest-city concentration · Sydney
Oct 13, 2026Page data refreshed

Companies by employee count

1-10
34
11-50
18
51-200
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 53 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 “green hydrogen engineering 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 229 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 October 13, 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 “green hydrogen engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green hydrogen engineering companies are there based in Australia?

RevenueBase identified 53 company matches for green hydrogen engineering companies associated with Australia as of October 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?

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

Which city has the most green hydrogen engineering companies?

Sydney leads with 9 company records, followed by Perth (7) and Melbourne (6).

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 229 professional contacts with verified work emails tracked across these 53 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 October 13, 2026.

Ready to reach these companies? Verified emails and direct dials for all 53 green hydrogen engineering companies based in Australia. Start with a free account, no credit card.

Download this list →

Related lists

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.