Company lists · Data refreshed November 2026

Top 24 Infrastructure development agencies based in Australia

RevenueBase identified 321 company matches for infrastructure development agencies associated with Australia as of November 2026 and tracks 30,184 professional contacts across them, including 7,908 with verified work emails. Sydney is the largest hub.

This list covers company matches for infrastructure development agencies 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
321Companies
30,184Contacts tracked
7,908Verified emails
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The 24 largest infrastructure development agencies based in Australia

Ranked by team size
Top 24 of 321 company matches for infrastructure development agencies 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 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
5Exact 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
6Exact 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
7Exact 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
8Exact 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
9Exact 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
10Exact 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
11Exact 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
12Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact 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
15Exact 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
16Exact matchCambridge, AustraliaHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Celebrating over 40 years in business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact 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
18Exact matchBendigo, AustraliaHQ recorded Nov 6, 202611-5058 contacts →

Exact match

“Helping transport, building, property and water teams create smarter, safer and stronger projects that make communities better places to live.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPerth, AustraliaHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“JDSi is an engineering consultancy specialising in urban development and infrastructure projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLaunceston, AustraliaHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Established in 1935, Shaw Contracting has a rich Tasmanian history and is a leader in the road construction, dam building, irrigation, civil infrastructure and mining industries…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBrisbane, AustraliaHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Ranbury is a specialist project advisory and delivery firm offering bespoke services and imaginative solutions in response to our clients’ challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNorth Sydney, AustraliaHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Established in 2018, Enspire is a Sydney based Civil Engineering and Project Management Consultancy that intends to seriously transform the definition of great consulting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNorth Sydney, AustraliaHQ recorded Nov 6, 2026n/a51 contacts →

Exact match

“Pacific Partnerships is a leading infrastructure developer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRichmond, AustraliaHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“We are dedicated to redefining the landscape of infrastructure through a blend of innovative advisory and technical solutions.”

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

Showing 24 of 321 infrastructure development agencies based in Australia

See the full list, filter by size, metro and specialty, and access 7,908 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure development agencies based in Australia at a glance

As of Nov 6, 2026
26.2%Verified-email coverage
94.0Average contacts per company
11-50Median size (employees)
11.8%Largest-city concentration · Sydney
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
132
11-50
106
51-200
52
201-500
12
501-1,000
6
1,001-5,000
4
5,001-10,000
2
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 321 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 agencies” 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 7,908 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 agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure development agencies are there based in Australia?

RevenueBase identified 321 company matches for infrastructure development agencies 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 agencies?

Sydney leads with 38 company records, followed by Melbourne (35) and Brisbane (30).

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 7,908 professional contacts with verified work emails tracked across these 321 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.