Company lists · Data refreshed September 2026

Top 25 Municipal water system contractors based in Australia

Name: Municipal water system 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 148 companies tracked

RevenueBase identified 148 company matches for municipal water system contractors associated with Australia as of September 2026 and tracks 14,817 professional contacts across them, including 4,535 with verified work emails. Sydney is the largest hub.

This list covers company matches for municipal water system 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

148Companies

14,817Contacts tracked

4,535Verified emails

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The 25 largest municipal water system contractors based in Australia

Ranked by team size

Top 25 of 148 company matches for municipal water system 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	Downer	Exact match	North Ryde, AustraliaHQ recorded Sep 17, 2026	10001+	10,666 contacts →
	Exact match “Enabling communities to thrive.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Urban Utilities	Exact match	Fortitude Valley, AustraliaHQ recorded Sep 17, 2026	1,001-5,000	1,064 contacts →
	Exact match “We’re responsible for delivering world-class drinking water and wastewater services to the growing communities of Brisbane, Ipswich, Lockyer Valley, Somerset and Scenic Rim.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	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
4	Pensar	Exact match	Hamilton, AustraliaHQ recorded Sep 17, 2026	201-500	198 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 · Sep 17, 2026 · View company records in RevenueBase
5	Wannon Water	Exact match	Warrnambool, AustraliaHQ recorded Sep 17, 2026	201-500	187 contacts →
	Exact match “A healthy region enabled by water Our vision is for a region where people can live well, communities are supported, and economies thrive, with water playing a vital role in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	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
7	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
8	Guidera O'connor	Exact match	Thebarton, AustraliaHQ recorded Sep 17, 2026	51-200	137 contacts →
	Exact match “Guidera O'Connor (GO) is an Australian privately owned company operating only within the Water Industry and specialising in the delivery of water/wastewater treatment and pumping…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Grampians Wimmera Mallee Water	Exact match	Horsham, AustraliaHQ recorded Sep 17, 2026	51-200	122 contacts →
	Exact match “Grampians Wimmera Mallee Water (GWMWater) is an innovative and exciting employer that is committed to contributing to the sustainable growth of communities within our region.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	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
11	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
12	Hunter H2o	Exact match	Mayfield West, AustraliaHQ recorded Sep 17, 2026	51-200	93 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 · Sep 17, 2026 · View company records in RevenueBase
13	JAYDO	Exact match	Melbourne, AustraliaHQ recorded Sep 17, 2026	51-200	85 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 · Sep 17, 2026 · View company records in RevenueBase
14	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
15	Comdain Infrastructure	Exact match	Epping, AustraliaHQ recorded Sep 17, 2026	501-1,000	80 contacts →
	Exact match “Comdain Infrastructure is part of the ASX 300 listed Service Stream group and has a strong reputation for innovative design, construction and maintenance solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Eire Constructions	Exact match	Sancrox 2446, AustraliaHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “Founded in 1978, we are water specialists, delivering our expertise into complex projects for the markets of water treatment and water network infrastructure, as well as transport…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	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
18	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
19	Atlas Engineering Group	Exact match	North Sydney, AustraliaHQ recorded Sep 17, 2026	51-200	51 contacts →
	Exact match “Atlas, now part of the Sequana Group, has been specialising in brownfield water & wastewater programs and projects from day one.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Stornoway	Exact match	Cambridge, AustraliaHQ recorded Sep 17, 2026	51-200	51 contacts →
	Exact match “Celebrating over 40 years in business.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Saltire Infrastructure	Exact match	O'connor, AustraliaHQ recorded Sep 17, 2026	51-200	36 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 · Sep 17, 2026 · View company records in RevenueBase
22	YVE	Exact match	Sunshine West, AustraliaHQ recorded Sep 17, 2026	51-200	27 contacts →
	Exact match “YVE is a high-performing water, sewer and gas contractor working across Victoria on land development and infrastructure projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Waternish Engineering	Exact match	Lonsdale, AustraliaHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “For more than two decades, Waternish has developed a reputation for its dynamic, client-focused professionalism and quality engineering solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Water Infrastructure Services	Exact match	Burpengary East, AustraliaHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Water Infrastructure Services (WIS) is a trusted, reliable, and experienced contractor that delivers potable and raw water infrastructure support to QLD utilities and companies.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	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

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 water system 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 148 municipal water system contractors based in Australia

See the full list, filter by size, metro and specialty, and access 4,535 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Municipal water system contractors based in Australia at a glance

As of Sep 17, 2026

30.6%Verified-email coverage

100.1Average contacts per company

11-50Median size (employees)

4.7%Largest-city concentration · Sydney

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

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 “municipal water system 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 4,535 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 water system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many municipal water system contractors are there based in Australia?

RevenueBase identified 148 company matches for municipal water system 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?

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

Which city has the most municipal water system contractors?

Sydney leads with 7 company records, followed by Melbourne (5) and Perth (4).

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 4,535 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 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.