Company lists · Data refreshed September 2026
Top 25 Construction water supply based in Australia
RevenueBase identified 91 construction water supply headquartered in Australia as of September 2026 and tracks 2,121 professional contacts across them, including 1,212 with verified work emails. Perth is the largest hub.
This list covers construction water supply headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest construction water supply based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 217 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 194 contacts → | ||||
Indirect evidence “NPE is a trusted partner to Australia’s leading mining, heavy industry, and oil & gas companies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 177 contacts → | ||||
Partial evidence “Aquatec partners with Government, business and residential clients to deliver water, wastewater and odour control solutions for the long-term.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 147 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 142 contacts → | ||||
Partial evidence “With over 30 years specialising and innovation in purpose-built and complete water package pumping and treatment solutions locally, nationally and internationally, it’s our vision…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 137 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 95 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 93 contacts → | ||||
Partial evidence “Beca HunterH2O is a diverse, empowered, and trusted team of 300+ water specialists, passionate about healthy and sustainable communities wherever we work.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 90 contacts → | ||||
Strong evidence “Everhard is a proudly Australian manufacturer and wholesaler, with more than 100 years of experience delivering innovative, sustainable water and drainage solutions that support…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 81 contacts → | ||||
Partial evidence “PPS Water Group is a proudly Australian company delivering turnkey water infrastructure solutions to the resource sector and beyond.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 79 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 69 contacts → | ||||
Partial evidence “At MAK Water, we help clients achieve reliable, cost-effective and sustainable water, wastewater and sewage treatment solutions.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 67 contacts → | ||||
Strong evidence “Pinnacle Hire is an agile new hire business focussed on providing 'advanced dewatering, pumping and water treatment' to support the successful completion of your construction and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 35 contacts → | ||||
Partial evidence “Ground Support Systems (Aust) is an Australian company with comprehensive capabilities in the field of trench shoring and dewatering.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 26 contacts → | ||||
Partial evidence “H2flow Hire is South East Queensland's leading water services business, providing innovative water solutions to our clients since 2001.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 23 contacts → | ||||
Strong evidence “Water Infrastructure Services (WIS) is a trusted, reliable, and experienced contractor that delivers potable and raw water infrastructure support to QLD utilities and companies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 20 contacts → | ||||
Partial evidence “The problems we solve: Industrial water challenges rarely arrive on schedule.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 18 contacts → | ||||
Strong evidence “Welltech Total Water Management Is Australia’s Leading Specialist In Construction Water Supply, Bypass Operations, Water Well Drilling And Groundwater Management Our journey and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 16 contacts → | ||||
Partial evidence “Optimal Stormwater specialises in the design and construction of Stormwater Treatment, Stormwater Harvesting, Operation and Maintenance and GPT/SQID auditing.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Partial evidence “At Aquacell, we don't think we should waste water, so we take the waste out of wastewater.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 14 contacts → | ||||
Partial evidence “Put simply - We make water work We have been providing complete water management solutions for our valued residential and commercial clients since 2004.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Partial evidence “Moerk Water designs and constructs water treatment systems and provides consultancy and training to create robust sustainable water solutions for long-term water needs.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Strong evidence “JHL Civil is a fully accredited Melbourne based civil contracting company specialising in the supply and installation of water and waste water pipes, structures and mechanical…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 13 contacts → | ||||
Indirect evidence “FB predominantly self-perform our contract works, utilising our experienced workforce of 100+ employees and specialist fleet of plant and equipment in local, regional and remote…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 12 contacts → | ||||
Partial evidence “BD Water is aiming to take care of the whole service for any job in the water space, to make water simple.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: construction water supply. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names construction water supply.
- Partial evidence
- Its own public description names part of construction water supply, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name construction water supply. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 91 construction water supply based in Australia
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Construction water supply based in Australia at a glance
As of Sep 16, 2026Companies by employee count
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 91 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among construction water supply, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Australia whose own description of what they do matches “construction water supply”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names construction water supply), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among construction water supply, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 1,212 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names construction water supply, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many construction water supply are there based in Australia?
RevenueBase identified 91 construction water supply headquartered in Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Trility, headquartered in Adelaide, tops this list with the largest team on record.
Which city has the most construction water supply?
Perth leads with 9 headquartered companies, followed by Melbourne (5) and Sydney (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,212 verified decision-maker contacts tracked across these 91 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.
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