Company lists · Data refreshed September 2026

Top 24 Utility infrastructure construction companies based in Australia

RevenueBase identified 394 utility infrastructure construction companies headquartered in Australia as of September 2026 and tracks 40,216 professional contacts across them, including 10,666 with verified work emails. Sydney is the largest hub.

This list covers utility infrastructure construction 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 19, 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 19, 2026 86% judged on-target in blind review
394Companies
40,216Contacts tracked
10,666Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 24 largest utility infrastructure construction companies based in Australia

Ranked by team size
Top 24 of 394 utility infrastructure construction companies based in Australia, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to utility 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
1Indirect evidenceNorth Ryde, AustraliaHQ checked Sep 19, 202610001+10,666 contacts →

Indirect evidence

“Enabling communities to thrive.”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidencePerth, AustraliaHQ checked Sep 19, 20261,001-5,0002,289 contacts →

Partial evidence

“SRG Global is a diversified infrastructure services company.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceDocklands, AustraliaHQ checked Sep 19, 20261,001-5,0001,823 contacts →

Indirect evidence

“Service Stream plays a vital role, working with our clients in keeping communities connected to essential network services across Australia.”

Source: RevenueBase Database · checked Sep 19, 2026
4Partial evidenceMelbourne, AustraliaHQ checked Sep 19, 20261,001-5,0001,221 contacts →

Partial evidence

“At Zinfra, our purpose is to be the leading and trusted delivery partner, making a positive contribution to Australia’s energy infrastructure.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceRegents Park, AustraliaHQ checked Sep 19, 2026501-1,000543 contacts →

Indirect evidence

“Abergeldie is a locally owned contractor with 30 years industry experience in Australia and New Zealand.”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceDoncaster, AustraliaHQ checked Sep 19, 2026201-500441 contacts →

Partial evidence

“Nacap is a leading energy infrastructure contractor with four decades of global experience in delivering large-scale and complex energy infrastructure projects to power…”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceUnley, AustraliaHQ checked Sep 19, 2026201-500346 contacts →

Partial evidence

“A highly experienced, multidisciplinary engineering and management firm, GPA has consulted and provided engineering, procurement and construction management (EPCM) services, since…”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceHobart, AustraliaHQ checked Sep 19, 2026201-500271 contacts →

Indirect evidence

“Entura is one of the world’s most experienced specialist power and water consulting firms.”

Source: RevenueBase Database · checked Sep 19, 2026
9Partial evidencePerth, AustraliaHQ checked Sep 19, 202651-200240 contacts →

Partial evidence

“ATCO's Australian operations are headquartered in Perth, Western Australia and specialises in creating innovative, customer focused energy and infrastructure solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceAdelaide, AustraliaHQ checked Sep 19, 2026201-500217 contacts →

Indirect evidence

“Company Overview: TRILITY is an established industry leader, dedicated in the delivery of water, wastewater, reuse and bio-solids solutions across Australia and New Zealand’s…”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceNunawading, AustraliaHQ checked Sep 19, 2026201-500205 contacts →

Indirect evidence

“Ace Contractors Group Pty.”

Source: RevenueBase Database · checked Sep 19, 2026
12Partial evidenceHamilton, AustraliaHQ checked Sep 19, 2026201-500198 contacts →

Partial evidence

“We offer insightful, original design thinking, implemented by a team with proven expertise to deliver flexible fit-for-purpose critical infrastructure solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
13Strong evidenceBrisbane, AustraliaHQ checked Sep 19, 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 19, 2026
14Indirect evidenceSouthbank, AustraliaHQ checked Sep 19, 2026501-1,000131 contacts →

Indirect evidence

“At Mondo, we see a bright future.”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceLane Cove West, AustraliaHQ checked Sep 19, 2026201-500129 contacts →

Indirect evidence

“Heyday Group, is a project delivery enterprise that is strongly focused on providing a wide range of design, implementation and maintenance services to the Australian Market.”

Source: RevenueBase Database · checked Sep 19, 2026
16Strong evidenceYatala, AustraliaHQ checked Sep 19, 202651-200115 contacts →

Strong evidence

“Rob Carr offers advanced technical capabilities for utilities infrastructure and is recognised as a market leader in microtunnelling and other complex underground works across all…”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceBrisbane, AustraliaHQ checked Sep 19, 2026501-1,000109 contacts →

Indirect evidence

“LogiCamms has rebranded to Verbrec (ASX: VBC).”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidenceBendigo, AustraliaHQ checked Sep 19, 2026201-500107 contacts →

Indirect evidence

“Founded in 1995 in Bendigo, Victoria, Underground Cable Systems rebranded in 2019 to become UCS Group (UCS).”

Source: RevenueBase Database · checked Sep 19, 2026
19Strong evidenceHallam, AustraliaHQ checked Sep 19, 202651-200103 contacts →

Strong evidence

“Powerplant Project Services is an award winning, independent utility infrastructure specialist.”

Source: RevenueBase Database · checked Sep 19, 2026
20Strong evidenceCampbellfield, AustraliaHQ checked Sep 19, 202651-20099 contacts →

Strong evidence

“Civil Infrastructure Group (CIG) was formed in 2016 to provide specialist construction services to the civil infrastructure industry in Victoria.”

Source: RevenueBase Database · checked Sep 19, 2026
21Partial evidenceMulgrave, AustraliaHQ checked Sep 19, 202651-20094 contacts →

Partial evidence

“CMP Consulting Group is a multi-disciplinary Engineering firm specialising in design, project management and construction phase services for the Water Industry.”

Source: RevenueBase Database · checked Sep 19, 2026
22Strong evidenceMelbourne, AustraliaHQ checked Sep 19, 202651-20085 contacts →

Strong evidence

“Jaydo is a dedicated water infrastructure construction business where every member of our experienced team is committed to delivering outstanding value and service to our many…”

Source: RevenueBase Database · checked Sep 19, 2026
23Indirect evidenceWacol, AustraliaHQ checked Sep 19, 2026201-50084 contacts →

Indirect evidence

“ELECTRICAL CONTRACTORS AND ENGINEERS SINCE 1958.”

Source: RevenueBase Database · checked Sep 19, 2026
24Partial evidenceBreakwater, AustraliaHQ checked Sep 19, 202651-20083 contacts →

Partial evidence

Infrastructure Products Australia (IPA) is leading the transformation of the infrastructure industry with innovative, sustainable solutions.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 24 of 394 utility infrastructure construction companies based in Australia

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 10,666 reachable decision-makers.

Free signup · no credit card

View the full list →

Utility infrastructure construction companies based in Australia at a glance

As of Sep 19, 2026
26.5%Verified-email coverage
102.1Average contacts per company
11-50Median size (employees)
6.1%Largest-city concentration · Sydney
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
116
11-50
143
51-200
93
201-500
20
501-1,000
9
1,001-5,000
4
5,001-10,000
3
10001+
3

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 394 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 utility 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 Australia whose own description of what they do matches “utility 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 utility 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 utility infrastructure construction 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, 10,666 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 19, 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 utility 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 utility infrastructure construction companies are there based in Australia?

RevenueBase identified 394 utility infrastructure construction 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?

Downer, headquartered in North Ryde, tops this list with the largest team on record.

Which city has the most utility infrastructure construction companies?

Sydney leads with 24 headquartered companies, followed by Melbourne (23) and Perth (19).

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 10,666 verified decision-maker contacts tracked across these 394 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 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 394 utility infrastructure construction companies based in Australia. Start with a free account, no credit card.

Download this list →

Related lists

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.