Company lists · Data refreshed September 2026

Top 14 Oil gas consulting firms based in Brisbane, Australia

RevenueBase identified 44 oil gas consulting firms headquartered in Brisbane, Australia as of September 2026 and tracks 231 professional contacts across them, including 110 with verified work emails. Perth is the largest hub.

This list covers oil gas consulting firms headquartered in Brisbane, 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
44Companies
231Contacts tracked
110Verified emails
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The 14 largest oil gas consulting firms based in Brisbane, Australia

Ranked by team size
Top 14 of 44 oil gas consulting firms based in Brisbane, Australia, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to oil gas consulting 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 evidenceBrisbane, AustraliaHQ checked Sep 21, 202651-20092 contacts →

Partial evidence

“Xenith is an established consulting firm that delivers outstanding exploration, mine planning, operational and financial solutions to resources companies in Australia and around…”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 202611-5030 contacts →

Indirect evidence

“Pap Solutions Pty Ltd Process Safety, Risk, Engineering Design, Construction/ Commissioning Support Pap Solutions is an engineering consultancy providing services to the resource…”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-1010 contacts →

Indirect evidence

“EnergyQuest is an Australian-based energy advisory firm, which specialises in independent energy market analysis and strategy for energy companies, energy buyers, investors and…”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-107 contacts →

Indirect evidence

“Excelsior Energy provides today's energy industry with a wide range of options for tomorrow's projects.”

Source: RevenueBase Database · checked Sep 21, 2026
5Strong evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-106 contacts →

Strong evidence

“Devbase Group is an Advisory company based in Brisbane, Queensland providing expertise to clients across the Oil & Gas, Utility Infrastructure, Government sector and related…”

Source: RevenueBase Database · checked Sep 21, 2026
6Strong evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-104 contacts →

Strong evidence

Oil & Gas | Resources | Well Stimulation | Project Management | WHS Risk Operations | Fracture Stimulation Design - Deliver- Evaluate | Integrity Risk Assessment | Management…”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-103 contacts →

Partial evidence

“The services we provide include advising clients over the investment lifecycle on the following types of infrastructure:* gas pipelines * gas power stations * small scale LNG…”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 202611-502 contacts →

Indirect evidence

“HARRADYNAMICS provides a range of technical advisory services, project definition & development services, and project delivery & support services.”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-102 contacts →

Indirect evidence

“Revolution 12 was originally founded in 2022 in Brisbane, Australia with the goal to establish a consultancy business that not only understands the constraints of big business but…”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-102 contacts →

Indirect evidence

“Supporting clients in across the resources sector.”

Source: RevenueBase Database · checked Sep 21, 2026
11Partial evidenceBrisbane, AustraliaHQ checked Sep 21, 202611-501 contacts →

Partial evidence

“GEE Project Consulting Pty Ltd is an associated company in the GEE Project Consulting Group.”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-101 contacts →

Partial evidence

“OneOverNil is an independent advisory practice operating outside traditional consulting models.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-101 contacts →

Indirect evidence

“With over 40 years’ experience, Beresford Advisory is committed to unlocking value for our clients through excellence in innovation and collaboration.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceBrisbane, AustraliaHQ checked Sep 21, 20261-101 contacts →

Indirect evidence

“Neuchâtel Partners provides specialist corporate advisory services to the resources and utilities sectors.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 14 of 44 oil gas consulting firms based in Brisbane, Australia

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Oil gas consulting firms based in Brisbane, Australia at a glance

As of Sep 21, 2026
47.6%Verified-email coverage
5.2Average contacts per company
1-10Median size (employees)
236.4%Largest-city concentration · Perth
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
9
51-200
2
201-500
1

Email recency for this list is measured across the whole Australia list rather than for Brisbane, so it is reported there. Company counts and contact totals on this page are exact for Brisbane, over 44 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 oil gas consulting 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 Brisbane, Australia whose own description of what they do matches “oil gas consulting 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 oil gas consulting 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 oil gas consulting firms, and records with no verified work email. Companies headquartered outside Brisbane 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, 110 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.

Oil gas consulting firms by metro in Australia

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 oil gas consulting 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 oil gas consulting firms are there based in Brisbane, Australia?

RevenueBase identified 44 oil gas consulting firms headquartered in Brisbane, 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?

Xenith, headquartered in Brisbane, tops this list with the largest team on record.

Which city has the most oil gas consulting firms?

Perth leads with 104 headquartered companies, followed by Brisbane (44) and Melbourne (35).

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 110 verified decision-maker contacts tracked across these 44 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.