Company lists · Data refreshed September 2026

Top 14 Infrastructure construction companies based in Brisbane, Australia

RevenueBase identified 41 infrastructure construction companies headquartered in Brisbane, Australia as of September 2026 and tracks 855 professional contacts across them, including 283 with verified work emails. Sydney is the largest hub.

This list covers infrastructure construction companies 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 15, 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 15, 2026 86% judged on-target in blind review
41Companies
855Contacts tracked
283Verified emails
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The 14 largest infrastructure construction companies based in Brisbane, Australia

Ranked by team size
Top 14 of 41 infrastructure construction companies based in Brisbane, Australia, ranked by team size, largest first. Data refreshed Sep 15, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure construction 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
1Strong evidenceBrisbane, AustraliaHQ checked Sep 15, 202651-200185 contacts →

Strong evidence

“Shamrock Civil is a privately owned civil construction company, delivering services to the Defence & Government sectors, gas and mining, transport infrastructure and commercial.”

Source: RevenueBase Database · checked Sep 15, 2026
2Partial evidenceBrisbane, AustraliaHQ checked Sep 15, 202651-200104 contacts →

Partial evidence

“As a leading provider of construction and maintenance services within the oil, gas and energy sectors, GEC provides its clients with a multi-disciplinary high quality operation…”

Source: RevenueBase Database · checked Sep 15, 2026
3Indirect evidenceBrisbane, AustraliaHQ checked Sep 15, 202651-20065 contacts →

Indirect evidence

“The Bellwether Group is an Australian-owned business that offers engineering advisory, project management and civil contracting.”

Source: RevenueBase Database · checked Sep 15, 2026
4Strong evidenceBrisbane, AustraliaHQ checked Sep 15, 202651-20056 contacts →

Strong evidence

“Since 2010, Brady Marine & Civil have proudly delivered design and construction solutions for over water works, from simple marine structures to complex civil infrastructure…”

Source: RevenueBase Database · checked Sep 15, 2026
5Partial evidenceBrisbane, AustraliaHQ checked Sep 15, 202651-20038 contacts →

Partial evidence

“CASA Engineering is a building, civil and marine construction company, expanding with demonstrated success contracting in remote and off shore locations.”

Source: RevenueBase Database · checked Sep 15, 2026
6Partial evidenceBrisbane, AustraliaHQ checked Sep 15, 202611-5019 contacts →

Partial evidence

“Bonacci Infrastructure Pty Ltd began trading from our Brisbane office back in 1989.”

Source: RevenueBase Database · checked Sep 15, 2026
7Partial evidenceBrisbane, AustraliaHQ checked Sep 15, 202611-5013 contacts →

Partial evidence

“At DD Project Consulting (DDP) we specialise in the planning and delivery of major infrastructure projects.”

Source: RevenueBase Database · checked Sep 15, 2026
8Indirect evidenceBrisbane, AustraliaHQ checked Sep 15, 202651-20010 contacts →

Indirect evidence

“Top Gun Project Services has developed a strong reputation in the industry for quality, efficiency and good client relationships.”

Source: RevenueBase Database · checked Sep 15, 2026
9Indirect evidenceBrisbane, AustraliaHQ checked Sep 15, 202611-509 contacts →

Indirect evidence

“Civil Earthworths, Pavement, Structures and Drainage Contractor”

Source: RevenueBase Database · checked Sep 15, 2026
10Partial evidenceBrisbane, AustraliaHQ checked Sep 15, 202611-506 contacts →

Partial evidence

“QENCOM is an engineering and construction company that offers a wide range of technology-based services for the rail, ports, materials handling, mining, and refining industries.”

Source: RevenueBase Database · checked Sep 15, 2026
11Indirect evidenceBrisbane, AustraliaHQ checked Sep 15, 202611-505 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 15, 2026
12Partial evidenceBrisbane, AustraliaHQ checked Sep 15, 20261-102 contacts →

Partial evidence

“2MC provides highly skilled project management, commercial management and technical support for major road, rail, mining and civil infrastructure projects.”

Source: RevenueBase Database · checked Sep 15, 2026
13Strong evidenceBrisbane, AustraliaHQ checked Sep 15, 20261-102 contacts →

Strong evidence

“Specialising in project planning and construction support for civil infrastructure projects.”

Source: RevenueBase Database · checked Sep 15, 2026
14Partial evidenceBrisbane, AustraliaHQ checked Sep 15, 20261-101 contacts →

Partial evidence

“Conelex is a Road Infrastructure company, with a holistic view on how a modern project should be approached.”

Source: RevenueBase Database · checked Sep 15, 2026

Showing 14 of 41 infrastructure construction companies based in Brisbane, Australia

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Infrastructure construction companies based in Brisbane, Australia at a glance

As of Sep 15, 2026
33.1%Verified-email coverage
20.9Average contacts per company
11-50Median size (employees)
187.8%Largest-city concentration · Sydney
Sep 15, 2026Page data refreshed

Companies by employee count

1-10
17
11-50
11
51-200
9
201-500
2
5,001-10,000
1
10001+
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 41 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 construction 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 Brisbane, Australia whose own description of what they do matches “infrastructure construction 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 infrastructure construction 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 infrastructure construction companies, 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, 283 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 15, 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.

Infrastructure construction companies 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 infrastructure construction 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 infrastructure construction companies are there based in Brisbane, Australia?

RevenueBase identified 41 infrastructure construction companies 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?

Shamrock Civil Engineering, headquartered in Brisbane, tops this list with the largest team on record.

Which city has the most infrastructure construction companies?

Sydney leads with 77 headquartered companies, followed by Melbourne (68) and Brisbane (41).

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 283 verified decision-maker contacts tracked across these 41 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 15, 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.