Company lists · Data refreshed November 2026

Top 25 Clean water act consultants based in Australia

RevenueBase identified 134 company matches for clean water act consultants associated with Australia as of November 2026 and tracks 969 professional contacts across them, including 494 with verified work emails. Perth is the largest hub.

This list covers company matches for clean water act 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
134Companies
969Contacts tracked
494Verified emails
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The 25 largest clean water act consultants based in Australia

Ranked by team size
Top 25 of 134 company matches for clean water act 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 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
2Exact matchMilton, AustraliaHQ recorded Nov 6, 202611-5067 contacts →

Exact match

“Hydrobiology, part of SLR is an Environmental Consulting Company offering integrated services in the physical, biological and chemical processes of environmental systems with a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChatswood, AustraliaHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“EESI Group, a leader in brown environment consulting, serves the mining, waste & landfill, urban development, and farming sectors across Australia and the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchTennyson, AustraliaHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Assured Environmental (AE) is a team of experienced and trusted professionals focused on delivering high quality, responsive and practical environmental monitoring and consulting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchTennyson, AustraliaHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Simmonds & Bristow are integrated water specialists helping regional, remote and small communities across Australia and the South Pacific make good clean water.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchShoalhaven, AustraliaHQ recorded Nov 6, 2026n/a33 contacts →

Exact match

“Established in 2006 ENRS is a Shoalhaven based consulting group providing professional services in Environment and Natural Resource Management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“The problems we solve: Industrial water challenges rarely arrive on schedule.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGordon, AustraliaHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“City Water Technology (CWT) has been assisting the water and wastewater industry evolve to meet ever more stringent standards for reliable, high-quality drinking water and treated…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHouse, AustraliaHQ recorded Nov 6, 2026501-1,00021 contacts →

Exact match

“The AWQC provides a comprehensive range of water and wastewater services including sampling, analysis, advice and research.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDocklands, AustraliaHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Streamology was born from the desire to combine research with consulting and a passion for the environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchToowoomba, AustraliaHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Range Environmental Consultants was born from my personal drive to work closely with our clients to help them navigate through complex environmental challenges and regulatory…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRobina, AustraliaHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Gilbert & Sutherland provides independent and specialist services in the fields of agricultural science, environmental science and engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCockburn Central, AustraliaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Compliance Monitoring formed in 2002 with the objective to offer a high quality independent environmental monitoring service to industry and government.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Rain Consulting aims to pursue creative, original approaches for managing water that meet regulatory guidelines, enhance liveability and maximise environmental outcomes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchChatswood, AustraliaHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“Atom Consulting provides water industry expertise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUpper Ferntree Gully, AustraliaHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Founded in 2013, Afflux Consulting specialises in providing expert solutions, advice, and knowledge for all areas of stormwater management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMyaree, AustraliaHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“Since our initial inception in 2005, Tessele Consultants has focused on building a strategic, tailor-made approach to advice serving an expansive range of clients around their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAdelaide, AustraliaHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“Over 20 years in business has embedded us as a small, specialised, consultancy providing bespoke advice to clients across South Australia, as well as interstate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHawthorn East, AustraliaHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Compass Environmental is a specialist consultancy with a proven reputation for solving the industry’s most complex challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchGeelong West, AustraliaHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Landserv - Environmental Sciences, Land and Groundwater Services Landserv provides high quality service in the fields of contaminated land and groundwater assessment and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSydney, AustraliaHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Welcome to Land Air Water Environmental Management, where we specialise in construction environmental compliance and approvals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPerth, AustraliaHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Founded in 2001 in Perth, Western Australia, EEI is a global leader in environmental consulting and engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAlbion, AustraliaHQ recorded Nov 6, 20261-109 contacts →

Exact match

“S5 Environmental, the trading name of S5 Consulting Pty Ltd, is a specialist environmental and water consultancy partnering with, and servicing our clients in the Development…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRichmond, AustraliaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“ESG Environmental Pty Ltd (ESG), established in 2009, provides high quality, specialist consulting services in environmental investigations, land development, land remediation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLismore, AustraliaHQ recorded Nov 6, 2026501-1,0009 contacts →

Exact match

“Ecoteam is an environmental and engineering consultancy, based in northern NSW.”

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

Showing 25 of 134 clean water act consultants based in Australia

See the full list, filter by size, metro and specialty, and access 494 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clean water act consultants based in Australia at a glance

As of Nov 6, 2026
51.0%Verified-email coverage
7.2Average contacts per company
1-10Median size (employees)
9.0%Largest-city concentration · Perth
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
101
11-50
27
51-200
3
501-1,000
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 134 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 “clean water act 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 494 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 “clean water act consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean water act consultants are there based in Australia?

RevenueBase identified 134 company matches for clean water act 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?

Hunter H2o tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most clean water act consultants?

Perth leads with 12 company records, followed by Sydney (11) and Melbourne (9).

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 494 professional contacts with verified work emails tracked across these 134 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.