Company lists · Data refreshed September 2026

Top 20 Infrastructure management consultants based in Brisbane City, Australia

RevenueBase identified 30 infrastructure management consultants headquartered in Brisbane City, Australia as of September 2026 and tracks 890 professional contacts across them, including 513 with verified work emails. Across Australia, Sydney is the largest hub for this category (300 companies); Brisbane City has 30.

This list covers infrastructure management consultants headquartered in Brisbane City, 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 28, 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 28, 2026 86% judged on-target in blind review
30Companies
890Contacts tracked
513Verified emails
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The 20 largest infrastructure management consultants based in Brisbane City, Australia

Ranked by team size
Top 20 of 30 infrastructure management consultants based in Brisbane City, Australia, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure management consultants: 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
1Indirect evidenceBrisbane City, AustraliaHQ checked Sep 28, 2026201-500209 contacts →

Indirect evidence

“For 25+ years, we've helped asset centric organisations, keep operations running and people safe, through reliable systems, quality data, and trusted advice.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceBrisbane City, AustraliaHQ checked Sep 28, 202651-200163 contacts →

Indirect evidence

“MEC is a leading global technical consulting firm dedicated to servicing the mining industry.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceBrisbane City, AustraliaHQ checked Sep 28, 202651-200151 contacts →

Indirect evidence

“Premise is now part of Amey and operates as Amey Australia.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-5045 contacts →

Partial evidence

“Specialist fire protection consultants, engineers and project managers, with a focus on high-risk industrial applications.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-5042 contacts →

Partial evidence

“We deliver optimal results for our clients in the areas of Civil, Structural, Geotechnical and Contract Administration of Infrastructure projects across Queensland and Western…”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceBrisbane City, AustraliaHQ checked Sep 28, 202651-20038 contacts →

Indirect evidence

“Enthalpy stands at the forefront of global innovation, providing reliable and proven solutions for optimising, evaluating, and executing capital investment projects.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-5035 contacts →

Partial evidence

“C5 Technology is a Brisbane-based IT consultancy company and systems integrator.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-5029 contacts →

Partial evidence

“Lidiar Group believes that strategically sized service providers to the energy, resources and infrastructure sectors should have excellent front-end horsepower and project…”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-5029 contacts →

Partial evidence

“Formed in 2007, Siecap is a specialist project management and advisory firm providing a full range of corporate, capital project and operational services which assist clients to…”

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-5017 contacts →

Strong evidence

“Enable Advisors work with CEOs, Senior Executives and Management in the mining, gas and related infrastructure industries on getting those difficult projects happening, providing…”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-5013 contacts →

Partial evidence

“TracePM provides a trusted, holistic and dependable approach to project management.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-507 contacts →

Partial evidence

“Tier 1 Professionals is a leading consultancy offering comprehensive engineering and recruitment solutions across the mining, renewables, resources, energy, and oil and gas…”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceBrisbane City, AustraliaHQ checked Sep 28, 20261-107 contacts →

Indirect evidence

“Our Difference - Delta is a sought-after workplace with a tribal culture, where we have fun doing serious work and build a team with a reputation for leadership, quality and…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceBrisbane City, AustraliaHQ checked Sep 28, 20261-107 contacts →

Indirect evidence

“Ductile Consulting Engineers are an Australian based, multi-disciplinary professional engineering firm.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-507 contacts →

Partial evidence

“2 Develop Urban is an independent civil engineering consultancy that purposefully advances people and their projects forward.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 20261-106 contacts →

Partial evidence

“We are a team of passionate estimators, planners, and risk professionals supporting the development and delivery of critical infrastructure projects around Australia, and abroad.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 202611-504 contacts →

Partial evidence

“Merlehan Group is a multidisciplinary strategy, implementation, legal and capital & infrastructure projects firm based in Australia, like no other.”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 20261-103 contacts →

Partial evidence

“Welcome to MineOp, a leading consultancy company.”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceBrisbane City, AustraliaHQ checked Sep 28, 20261-103 contacts →

Strong evidence

“Earlsdon Engineering Services (EES) is a Queensland-based consultancy specialising in delivering tailored project management, civil engineering, and construction management…”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceBrisbane City, AustraliaHQ checked Sep 28, 20261-101 contacts →

Partial evidence

“PiVOTiQ is a boutique consultancy specializing in claims, contracts, and commercial services for the Road, Rail, Utilities, Maritime, Oil & Gas, Commercial, and Social…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 20 of 30 infrastructure management consultants based in Brisbane City, Australia

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Infrastructure management consultants based in Brisbane City, Australia at a glance

As of Sep 28, 2026
57.6%Verified-email coverage
29.7Average contacts per company
11-50Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
14
51-200
4
201-500
1

Email recency for this list is measured across the whole Australia list rather than for Brisbane City, so it is reported there. Company counts and contact totals on this page are exact for Brisbane City, over 30 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 infrastructure management consultants, 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 City, Australia whose own description of what they do matches “infrastructure management consultants”. 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 infrastructure management consultants), 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 infrastructure management consultants, and records with no verified work email. Companies headquartered outside Brisbane City 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, 513 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 28, 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 infrastructure management consultants, 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 infrastructure management consultants are there based in Brisbane City, Australia?

RevenueBase identified 30 infrastructure management consultants headquartered in Brisbane City, 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?

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

Which city in Australia has the most infrastructure management consultants?

Sydney leads Australia with 300 headquartered companies, followed by Brisbane (212) and Melbourne (200). Brisbane City has 30.

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 513 verified decision-maker contacts tracked across these 30 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 28, 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.