Company lists · Data refreshed September 2026

Top 25 Municipal wastewater treatment contractors based in Australia

Name: Municipal wastewater treatment contractors based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 115 companies tracked

RevenueBase identified 115 company matches for municipal wastewater treatment contractors associated with Australia as of September 2026 and tracks 1,668 professional contacts across them, including 913 with verified work emails. Sydney is the largest hub.

This list covers company matches for municipal wastewater treatment contractors 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 September 17, 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 Sep 17, 2026 How this list was built

115Companies

1,668Contacts tracked

913Verified emails

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The 25 largest municipal wastewater treatment contractors based in Australia

Ranked by team size

Top 25 of 115 company matches for municipal wastewater treatment contractors based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Trility	Exact match	Adelaide, AustraliaHQ recorded Sep 17, 2026	201-500	217 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Aquatec	Exact match	Shepparton, AustraliaHQ recorded Sep 17, 2026	51-200	177 contacts →
	Exact match “Aquatec partners with Government, business and residential clients to deliver water, wastewater and odour control solutions for the long-term.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Atlan Stormwater	Exact match	Sydney Olympic Park, AustraliaHQ recorded Sep 17, 2026	201-500	147 contacts →
	Exact match “At Atlan Stormwater, we draw on more than 45 years’ experience in the design, testing and manufacture of water treatment systems that are utilised in over 45 countries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Hydroflux PTY LTD	Exact match	Sydney, AustraliaHQ recorded Sep 17, 2026	51-200	95 contacts →
	Exact match “Water l Science l Technology The Hydroflux Group is a team of water and wastewater treatment experts harnessing the power of world leading research and technologies for a more…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	CMP Consulting Group	Exact match	Mulgrave, AustraliaHQ recorded Sep 17, 2026	51-200	94 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 · Sep 17, 2026 · View company records in RevenueBase
6	PPS Group	Exact match	Perth, AustraliaHQ recorded Sep 17, 2026	201-500	81 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 · Sep 17, 2026 · View company records in RevenueBase
7	MAK Water	Exact match	Malaga, AustraliaHQ recorded Sep 17, 2026	51-200	69 contacts →
	Exact match “At MAK Water, we help clients achieve reliable, cost-effective and sustainable water, wastewater and sewage treatment solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Saunders Aqua Metro	Exact match	Mulgrave, AustraliaHQ recorded Sep 17, 2026	501-1,000	62 contacts →
	Exact match “In 2025, Aqua Metro was acquired by Saunders (ASX:SND)- a leading Australian engineering, construction and industrial services company delivering multidisciplinary solutions…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	The Environmental Group Limited	Exact match	Mount Waverley, AustraliaHQ recorded Sep 17, 2026	201-500	44 contacts →
	Exact match “Engineering a Sustainable Future The Environmental Group Limited is an environmental engineering company that provides products and engineering services to various industries to…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Ozzi Kleen	Exact match	Kunda Park, AustraliaHQ recorded Sep 17, 2026	51-200	31 contacts →
	Exact match “As the team behind the Ozzi Kleen product range, we strive to engineer, produce and maintain the highest level of quality not only for the pride we take in delivering reliable…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Aerofloat Australia	Exact match	Taren Point, AustraliaHQ recorded Sep 17, 2026	11-50	30 contacts →
	Exact match “Aerofloat is a design & construct business that specialises in industrial wastewater treatment and sewage treatment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	ACO Halgan PTY LTD	Exact match	Wetherill Park, AustraliaHQ recorded Sep 17, 2026	51-200	26 contacts →
	Exact match “ACO Halgan Pty Ltd, specialises in all aspects of wastewater treatment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	NTS Group PTY LTD	Exact match	Molendinar, AustraliaHQ recorded Sep 17, 2026	51-200	26 contacts →
	Exact match “Privately owned and established on the Gold Coast in 2005, NTS Group’s core values of Teamwork, Readiness and Innovation have allowed the company to become one of the leading…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Global Water	Exact match	Tonsley, AustraliaHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Global Water partners with municipalities, engineers, civil contractors and plumbers to engineer and deliver world-class potable water, wastewater and stormwater collection…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	SAS Water Solutions	Exact match	Castle Hill Nsw, AustraliaHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “SAS Water provides unique customised solutions for treatment of Process & Potable water, Sewerage & Recycled water, Storm water harvesting, landfill Leachate, Sewer mining…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	LC Water	Exact match	Geelong, AustraliaHQ recorded Sep 17, 2026	11-50	21 contacts →
	Exact match “LC Water is a process engineering team of experts specialising in the design and construction of water and wastewater treatment facilities in Australia and the subcontinent, with…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Integrated Water Management	Exact match	Salisbury, AustraliaHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “Integrated Water Management (iH2OM) was established in 2011 and operates across Australia with a vision for providing outstanding value for clients with innovative water treatment…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Aquacell PTY LTD	Exact match	Milsons Point, AustraliaHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “At Aquacell, we don't think we should waste water, so we take the waste out of wastewater.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Moerk Water	Exact match	O'connor, AustraliaHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “Moerk Water designs and constructs water treatment systems and provides consultancy and training to create robust sustainable water solutions for long-term water needs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	PR Water	Exact match	Wangara, AustraliaHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “PR Water is an Australian wide company providing industrial water treatment, dust suppression and truck wheel wash equipment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Guidera O Connor PTY LTD	Exact match	Thebarton, AustraliaHQ recorded Sep 17, 2026	1-10	11 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Aqua Metro Services	Exact match	Keysborough, AustraliaHQ recorded Sep 17, 2026	51-200	11 contacts →
	Exact match “Aqua Metro Services is a specialist civil engineering company providing a "one stop shop" offering a complete range of integrated services to the Water and Wastewater Industry of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Innaco PTY LTD	Exact match	Gordon, AustraliaHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match “Innaco Pty Ltd is a specialist company providing turnkey solutions to the water and wastewater industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Remote Water Treatment Services	Exact match	Tingalpa, AustraliaHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “Remote Water Treatment Services is proud to be Australia’s trusted water treatment specialists.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Global Water Technologies GWT	Exact match	Homebush, AustraliaHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “At Global Water Technologies (GWT), we are proud to be a technology-agnostic firm, offering access to a diverse range of proven water treatment technologies sourced from around…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “municipal wastewater treatment contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 115 municipal wastewater treatment contractors based in Australia

See the full list, filter by size, metro and specialty, and access 913 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Municipal wastewater treatment contractors based in Australia at a glance

As of Sep 17, 2026

54.7%Verified-email coverage

14.5Average contacts per company

11-50Median size (employees)

7.8%Largest-city concentration · Sydney

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

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 115 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 “municipal wastewater treatment contractors” 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 913 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 September 17, 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 “municipal wastewater treatment contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many municipal wastewater treatment contractors are there based in Australia?

RevenueBase identified 115 company matches for municipal wastewater treatment contractors associated with Australia as of September 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?

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

Which city has the most municipal wastewater treatment contractors?

Sydney leads with 9 company records, followed by Melbourne (7) and Perth (6).

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 913 professional contacts with verified work emails tracked across these 115 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 September 17, 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.