Company lists · Data refreshed November 2026

Top 25 Midstream infrastructure consultants based in Australia

RevenueBase identified 148 company matches for midstream infrastructure consultants associated with Australia as of November 2026 and tracks 3,134 professional contacts across them, including 1,780 with verified work emails. Perth is the largest hub.

This list covers company matches for midstream infrastructure consultants 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
148Companies
3,134Contacts tracked
1,780Verified emails
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The 25 largest midstream infrastructure consultants based in Australia

Ranked by team size
Top 25 of 148 company matches for midstream infrastructure consultants 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 matchUnley, AustraliaHQ recorded Nov 6, 2026201-500343 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHobart, AustraliaHQ recorded Nov 6, 2026201-500286 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500270 contacts →

Exact match

“Johnstaff is an independent Australian and New Zealand-owned consulting practice that specialises in client-side Advisory and Project Management services for the planning and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchPerth, AustraliaHQ recorded Nov 6, 2026201-500191 contacts →

Exact match

“We are passionate about engineering the future by solving the world's natural resource challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchYatala, AustraliaHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMayfield West, AustraliaHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Beca HunterH2O is a diverse, empowered, and trusted team of 300+ water specialists, passionate about healthy and sustainable communities wherever we work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMackay, AustraliaHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“Cell Engineering was established in 2005 and has become a major engineering consultant for the specialist areas involved in coal mining and infrastructure development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPerth, AustraliaHQ recorded Nov 6, 2026201-50079 contacts →

Exact match

“PPS Water Group is a proudly Australian company delivering turnkey water infrastructure solutions to the resource sector and beyond.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNorlane, AustraliaHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“For over 100 years, Brockman Engineering has delivered critical infrastructure across Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“CNC Project Management is an Australian infrastructure and energy consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPerth, AustraliaHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“LOCAL PEOPLE: GLOBAL EXPERTISE StepChange: Empowering Transformation in the Digital Era StepChange, your trusted technology and business consulting partner, has been at the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchFortitude Valley, AustraliaHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Attexo, part of APEM Group, is a specialist advisory group with broad experience and diverse connections across the Energy, Resources and Infrastructure sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5041 contacts →

Exact match

“Qubist is an advisory business that provides expertise to clients with utility and infrastructure assets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMilton, AustraliaHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Phronis delivers critical infrastructure across energy, water, transport, renewables, mining and industry for private and government clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchO'connor, AustraliaHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Saltire is a water industry focused engineered services provider specialise in system continuity that undertakes pipeline construction, repair, and maintenance works.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWest Perth, AustraliaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“RISC is an independent advisory firm offering the highest level of technical and commercial advice to a broad range of clients in the energy industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBrisbane City, AustraliaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBrisbane City, AustraliaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBrisbane, AustraliaHQ recorded Nov 6, 2026201-50025 contacts →

Exact match

“OSD is an experienced team of pipeline professionals dedicated to providing excellence in all areas of pipeline design, construction, commissioning, integrity assessment, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWacol, AustraliaHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“With over 40 years' experience successfully delivering civil infrastructure and pipeline projects, Dormway's reputation as leaders and problem-solvers is built on an unwavering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBrisbane, AustraliaHQ recorded Nov 6, 20261-1023 contacts →

Exact match

“SYNC Advisory delivers outstanding outcomes on complex infrastructure projects by combining our network of highly experienced and credentialled industry professionals with those…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchKewdale, AustraliaHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Pipecraft is a leading specialist pipeline construction contractor servicing Australia and PNG.”

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

Showing 25 of 148 midstream infrastructure consultants based in Australia

See the full list, filter by size, metro and specialty, and access 1,780 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Midstream infrastructure consultants based in Australia at a glance

As of Nov 6, 2026
56.8%Verified-email coverage
21.2Average contacts per company
1-10Median size (employees)
18.2%Largest-city concentration · Perth
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
93
11-50
28
51-200
18
201-500
9

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 148 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 “midstream infrastructure consultants” 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 1,780 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.

Midstream infrastructure consultants by metro

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 “midstream infrastructure consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many midstream infrastructure consultants are there based in Australia?

RevenueBase identified 148 company matches for midstream infrastructure consultants 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?

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

Which city has the most midstream infrastructure consultants?

Perth leads with 27 company records, followed by Brisbane (21) and Melbourne (18).

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 1,780 professional contacts with verified work emails tracked across these 148 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.