Company lists · Data refreshed November 2026

Top 25 Infrastructure development organizations based in Australia

RevenueBase identified 706 company matches for infrastructure development organizations associated with Australia as of November 2026 and tracks 24,896 professional contacts across them, including 8,013 with verified work emails. Sydney is the largest hub.

This list covers company matches for infrastructure development organizations associated with Australia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
706Companies
24,896Contacts tracked
8,013Verified emails
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The 25 largest infrastructure development organizations based in Australia

Ranked by team size
Top 25 of 706 company matches for infrastructure development organizations based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNorth Ryde, AustraliaHQ recorded Nov 6, 202610001+11,691 contacts →

Exact match

“Enabling communities to thrive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRichmond, AustraliaHQ recorded Nov 6, 2026501-1,000783 contacts →

Exact match

“Icon is a globally connected, integrated construction group trusted to build what matters most.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNorth Sydney, AustraliaHQ recorded Nov 6, 2026201-500514 contacts →

Exact match

“Established in 1976 and listed on the Kuala Lumpur Stock Exchange (KLSE) in 1992, Gamuda delivers innovative world-class infrastructure, concessions and communities development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBrisbane, AustraliaHQ recorded Nov 6, 20261,001-5,000442 contacts →

Exact match

“Our mission is at the heart of our work: To improve the quality of life and economic well-being of people world wide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchForest Glen, AustraliaHQ recorded Nov 6, 2026501-1,000405 contacts →

Exact match

“Shadforth continues to grow based on our reputation of “delivering quality infrastructure sooner”.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchCampbellfield, AustraliaHQ recorded Nov 6, 2026501-1,000293 contacts →

Exact match

“We're BildGroup and we're built differently.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500261 contacts →

Exact match

“Plenary is a leading developer, investor and manager of infrastructure and real assets, specialising in public-private partnerships, precinct developments and community…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHamilton, AustraliaHQ recorded Nov 6, 2026201-500204 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBrisbane, AustraliaHQ recorded Nov 6, 202651-200201 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-200192 contacts →

Exact match

“ConnellGriffin is a commercial advisory firm operating within the infrastructure industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOsborne Park, AustraliaHQ recorded Nov 6, 2026501-1,000180 contacts →

Exact match

“Melchor offers an innovative and integrated approach to delivering large infrastructure and industrial projects in Perth Metro and remote locations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSomersby, AustraliaHQ recorded Nov 6, 2026201-500143 contacts →

Exact match

“Robson Civil Projects Pty Ltd is a privately owned business with a solid reputation that has been in operation for over 60 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRichmond, AustraliaHQ recorded Nov 6, 2026201-500141 contacts →

Exact match

“Our strengths lie in the greenfield, brownfield and infill urban development space, and we are the preferred contractor for many of Victoria’s leading developers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“E3 Advisory, now part of WSP, is a leading infrastructure advisory firm delivering independent, strategic advice across Australia’s infrastructure landscape.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMulgrave, AustraliaHQ recorded Nov 6, 202651-20098 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAustraliaHQ recorded Nov 6, 2026501-1,00097 contacts →

Exact match

“We are a group of people who manage, consult and partner with industry professionals to radically improve public and private utilities and infrastructure through projects both big…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“Imagine more with Australia’s leading public infrastructure developer, financial advisor and asset manager Since 2009, Capella Capital, together with our partners, has secured…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSubiaco, AustraliaHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“Hesperia is building Western Australia for the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchChullora, AustraliaHQ recorded Nov 6, 2026201-50081 contacts →

Exact match

“Ferrycarrig is a Sydney-based contractor delivering critical infrastructure across NSW and the east coast of Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBrisbane, AustraliaHQ recorded Nov 6, 202651-20074 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“CBRE Development & Infrastructure provides infrastructure advisory services across all stages of the development lifecycle.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMaddington, AustraliaHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Dowsing Group is a trusted civil contractor delivering specialised infrastructure services that enhance road networks across Australia and New Zealand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“Sequana is a client-side project management consultancy that aims to provide exceptional advice, leadership and management services to the water and environment industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“The Infrastructure Sustainability Council is a not-for-profit certified social enterprise and peak body for infrastructure sustainability in Australia and New Zealand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Agonis is a national infrastructure consultancy delivering end-to-end advisory and delivery solutions that help government and industry shape complex programs, improving…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 706 infrastructure development organizations based in Australia

See the full list, filter by size, metro and specialty, and access 8,013 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure development organizations based in Australia at a glance

As of Nov 6, 2026
32.2%Verified-email coverage
35.3Average contacts per company
1-10Median size (employees)
15.9%Largest-city concentration · Sydney
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
393
11-50
199
51-200
77
201-500
17
501-1,000
9
1,001-5,000
4
10001+
2

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 706 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Australia whose business descriptions match “infrastructure development organizations” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 8,013 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “infrastructure development organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure development organizations are there based in Australia?

RevenueBase identified 706 company matches for infrastructure development organizations associated with Australia as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Downer tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most infrastructure development organizations?

Sydney leads with 112 company records, followed by Melbourne (75) and Brisbane (67).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 8,013 professional contacts with verified work emails tracked across these 706 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 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 SmartSearch, 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.