Company lists · Data refreshed September 2026

Top 16 Upstream operations software companies based in Australia

RevenueBase identified 48 upstream operations software companies headquartered in Australia as of September 2026 and tracks 707 professional contacts across them, including 313 with verified work emails and 52 with mobile numbers. Perth is the largest hub.

This list covers upstream operations software 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 6, 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 6, 2026 86% judged on-target in blind review
48Companies
707Contacts tracked
313Verified emails
52Mobile numbers
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The 16 largest upstream operations software companies based in Australia

Ranked by team size
Top 16 of 48 upstream operations software companies based in Australia, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to upstream operations software 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
1Partial evidenceAdelaide, AustraliaHQ checked Sep 6, 202651-20045 contacts →

“Petrosys Group is a global provider of subsurface data management and geoscience software for the energy industry.”

Source: company website · checked Sep 6, 2026
2Indirect evidenceChinchilla, AustraliaHQ checked Sep 6, 202651-20026 contacts →

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

Source: company website · checked Sep 6, 2026
3Partial evidenceBrisbane, AustraliaHQ checked Sep 6, 20261-1020 contacts →

“We're your partner in harnessing the power of technology to optimise resource exploration and operational efficiency.”

Source: company website · checked Sep 6, 2026
4Partial evidenceBrighton, AustraliaHQ checked Sep 6, 202611-5019 contacts →

“Intrepid Geophysics develops software and provides services for handling potential field geophysics and 3D geology.”

Source: company website · checked Sep 6, 2026
5Partial evidenceBrisbane, AustraliaHQ checked Sep 6, 20261-1018 contacts →

“Endla increases the value of oil & gas wells by providing software that helps design the well that maximizes ROI.”

Source: company website · checked Sep 6, 2026
6Partial evidenceBrisbane City, AustraliaHQ checked Sep 6, 202611-5015 contacts →

“Predico revolutionizes oil and gas operations by supporting all forecasting techniques-from traditional methods to cutting-edge approaches-on a single platform.”

Source: company website · checked Sep 6, 2026
7Partial evidenceNorth Fremantle, AustraliaHQ checked Sep 6, 202611-5013 contacts →

“GIS-PAX is a private company based in Australia that has built and specializes in play analysis software for both the conventional and unconventional global oil and gas E&P…”

Source: company website · checked Sep 6, 2026
8Indirect evidenceO'connor, AustraliaHQ checked Sep 6, 20261-1013 contacts →

“With over 100 years of combined experience, you can be sure that if there is in an exploration concept that can be identified and tested then it will be found.”

Source: company website · checked Sep 6, 2026
9Partial evidenceNedlands, AustraliaHQ checked Sep 6, 202651-20013 contacts →

“AIPC is a leading provider of geology, drilling, engineering and support services to the upstream oil and gas sector.”

Source: company website · checked Sep 6, 2026
10Indirect evidenceMelbourne Cbd, AustraliaHQ checked Sep 6, 202611-505 contacts →

“3D-GEO delivers high-tech, innovative solutions to the Oil and Gas, Minerals and Geothermal Industries; Utilizing proven seismic and structural interpretation skills gained…”

Source: company website · checked Sep 6, 2026
11Indirect evidenceBrisbane, AustraliaHQ checked Sep 6, 20261-104 contacts →

“At SIG Machine Learning we help teams leverage advanced analytics to analyse and evaluate optimisation opportunities in less time.”

Source: company website · checked Sep 6, 2026
12Indirect evidencePerth, AustraliaHQ checked Sep 6, 20261-102 contacts →

“We are an independent oil and gas engineering company, based in Perth, Australia.”

Source: company website · checked Sep 6, 2026
13Partial evidenceAdelaide, AustraliaHQ checked Sep 6, 20261-102 contacts →

“Tech Limit aims to broaden the accessibility of complex workflows for geoscientists and engineers through software and service.”

Source: company website · checked Sep 6, 2026
14Indirect evidencePerth, AustraliaHQ checked Sep 6, 20261-102 contacts →

“Drill Insight is a subsurface, well engineering, drilling, production consulting, technology services, and digital solutions provider based in Perth Australia, operating in North…”

Source: company website · checked Sep 6, 2026
15Indirect evidenceAustraliaHQ checked Sep 6, 20261-101 contacts →

“CrowdField is a platform for Oil & Gas subsurface professionals focused on practical tools, workflows, and real problem-solving.”

Source: company website · checked Sep 6, 2026
16Partial evidencePerth, AustraliaHQ checked Sep 6, 20261-101 contacts →

“Previso is an Australian software company servicing the Oil & Gas industry.”

Source: company website · checked Sep 6, 2026

Showing 16 of 48 upstream operations software companies based in Australia

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Upstream operations software companies based in Australia at a glance

As of Sep 6, 2026
44.3%Verified-email coverage
7.4%Mobile-number coverage
14.7Average contacts per company
1-10Median size (employees)
35.4%Largest-city concentration · Perth
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
9
51-200
4
201-500
1
501-1,000
2

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 upstream operations software 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 “upstream operations software 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 upstream operations software 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 upstream operations software 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, 313 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 6, 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 upstream operations software 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 upstream operations software companies are there based in Australia?

RevenueBase identified 48 upstream operations software 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?

Petrosys Group, headquartered in Adelaide, tops this list with the largest team on record.

Which city has the most upstream operations software companies?

Perth leads with 17 headquartered companies, followed by Brisbane (6) and Adelaide (4).

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 313 verified decision-maker contacts tracked across these 48 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 6, 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.