Company lists · Data refreshed September 2026

Top 24 Oil and gas exploration companies based in Australia

RevenueBase identified 187 company matches for oil and gas exploration companies associated with Australia as of September 2026 and tracks 17,004 professional contacts across them, including 7,784 with verified work emails. Perth is the largest hub.

This list covers company matches for oil and gas exploration 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 17, 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 17, 2026 How this list was built
187Companies
17,004Contacts tracked
7,784Verified emails
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The 24 largest oil and gas exploration companies based in Australia

Ranked by team size
Top 24 of 187 company matches for oil and gas exploration companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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 matchAdelaide, AustraliaHQ recorded Sep 17, 20261,001-5,0006,366 contacts →

Exact match

“Our purpose is to provide reliable and affordable energy to help create a better world for everyone.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchPerth, AustraliaHQ recorded Sep 17, 20261,001-5,0005,559 contacts →

Exact match

“We aim to thrive through the global energy transition with a low-cost, lower-carbon, profitable, resilient and diversified portfolio.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchAdelaide, AustraliaHQ recorded Sep 17, 2026501-1,000507 contacts →

Exact match

“A proud Australian pioneer, Beach Energy is an ASX-listed oil and gas exploration and production company headquartered in Adelaide, South Australia.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchKewdale, AustraliaHQ recorded Sep 17, 2026201-500407 contacts →

Exact match

“Ausdrill is a premium Australian drilling company that provides exploration drilling, production drilling, blasting services and geotechnical services for mining majors through to…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchSouthbank, AustraliaHQ recorded Sep 17, 202651-200248 contacts →

Exact match

“Karoon Energy is an ASX listed international oil and gas exploration and production company with assets in Brazil, the United States of America and Australia.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchSydney, AustraliaHQ recorded Sep 17, 202651-200231 contacts →

Exact match

“Roc Oil Company Limited ('ROC') is one of Australia's leading independent upstream oil and gas companies, with a presence in China, South East Asia and Australia.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchWestern Australia, AustraliaHQ recorded Sep 17, 202651-20084 contacts →

Exact match

“Strike Energy aspires to be the lowest cost onshore gas producer in Australia, in order to ensure affordable and abundant natural gas is available to support the energy transition…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchBrisbane, AustraliaHQ recorded Sep 17, 202651-20082 contacts →

Exact match

“Central Petroleum Limited (Central) is a well-established and emerging, ASX-listed Australian oil and gas producer (ASX: CTP).”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchSydney, AustraliaHQ recorded Sep 17, 202651-20064 contacts →

Exact match

“Denison Gas is a rapidly expanding Australian oil and gas exploration and production company.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchAlice Springs, AustraliaHQ recorded Sep 17, 202651-20053 contacts →

Exact match

“Silver City Drilling (NSW) Pty Ltd is an Independently Owned Australian company specialising in Water Drilling, Mineral Drilling and Oil & Gas.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchWest Perth, AustraliaHQ recorded Sep 17, 202651-20049 contacts →

Exact match

“Established in 1985, SGC provides integrated geophysical solutions that identify value-added outcomes for the natural resources sectors.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchBrisbane City, AustraliaHQ recorded Sep 17, 202611-5046 contacts →

Exact match

“ADZ Energy Pty Ltd, headquartered in Queensland, specialises in exploration and production from its high-quality portfolio of oil and gas assets in Queensland, South Australia…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchSydney, AustraliaHQ recorded Sep 17, 2026n/a44 contacts →

Exact match

“Melbana Energy Limited is an Australian ASX listed, independent oil and gas company with a portfolio of exploration, appraisal and development stage opportunities in Cuba…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchSubiaco, AustraliaHQ recorded Sep 17, 202611-5036 contacts →

Exact match

“HiSeis - Seismic by Fleet is a mining technology specialised in hard rock seismic solutions for targeted orebody discovery.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15Exact matchCooroy, AustraliaHQ recorded Sep 17, 202651-20036 contacts →

Exact match

“Geological Solutions is a multi-disciplinary consultancy company that specialises in the provision of experienced, well trained quality driven geoscientists and field personnel to…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchTownsville, AustraliaHQ recorded Sep 17, 202651-20034 contacts →

Exact match

“Gnomic Exploration Services Pty Ltd is the most highly regarded exploration and mining services company in North Queensland.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchBrisbane, AustraliaHQ recorded Sep 17, 202651-20032 contacts →

Exact match

“Velseis is widely regarded as Australia’s most experienced seismic contractor, leading the industry in high resolution seismic data acquisition, processing, and interpretation.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18Exact matchForrestfield, AustraliaHQ recorded Sep 17, 202611-5029 contacts →

Exact match

“AUSTRALASIAN MINING SERVICES PTY LTD (AMS) is a national supplier and manufacturer of products and services to the mineral exploration, mining, waterwell and geotechnical sectors…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchChatswood, AustraliaHQ recorded Sep 17, 202611-5029 contacts →

Exact match

“ABOUT US MBGS provides a reliable quality service to exploration and mining companies and financial institutions through independent JORC resource appraisals, technical reviews…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20Exact matchMelbourne, AustraliaHQ recorded Sep 17, 202611-5027 contacts →

Exact match

“Bass Oil Limited is an ASX-listed exploration and production company featuring low cost onshore oil production in Indonesia and a management and Board team with a proven track…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchBrisbane, AustraliaHQ recorded Sep 17, 2026501-1,00027 contacts →

Exact match

“Blue Energy has a vision to become Australia’s leading mid-sized oil and gas exploration and production company and to continue to build the 3P reserve base to 3TCF whilst growing…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22Exact matchChinchilla, AustraliaHQ recorded Sep 17, 202651-20026 contacts →

Exact match

“OnSpec is a forward-thinking energy technology company born in Australia, serving clients worldwide.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23Exact matchWindsor, AustraliaHQ recorded Sep 17, 202611-5026 contacts →

Exact match

“Gap Geophysics Australia is a Dias Geophysical company - offering a range of proprietary & unique geophysical exploration survey techniques, with advanced instrumentation and high…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24Exact matchWest Perth, AustraliaHQ recorded Sep 17, 202611-5021 contacts →

Exact match

“Twinza Oil Limited is an energy company developing the Pasca A liquids-rich gas field offshore Papua New Guinea.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 24 of 187 oil and gas exploration companies based in Australia

See the full list, filter by size, metro and specialty, and access 7,784 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas exploration companies based in Australia at a glance

As of Sep 17, 2026
45.8%Verified-email coverage
90.9Average contacts per company
1-10Median size (employees)
17.1%Largest-city concentration · Perth
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
97
11-50
56
51-200
25
201-500
2
501-1,000
2
1,001-5,000
3
10001+
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 187 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 “oil and gas exploration 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 7,784 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 17, 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 “oil and gas exploration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas exploration companies are there based in Australia?

RevenueBase identified 187 company matches for oil and gas exploration 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?

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

Which city has the most oil and gas exploration companies?

Perth leads with 32 company records, followed by Sydney (18) and Melbourne (17).

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 7,784 professional contacts with verified work emails tracked across these 187 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 17, 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.