Company lists · Data refreshed November 2026

Top 25 Catchment system installers worldwide

RevenueBase identified 141 company matches for catchment system installers worldwide as of November 2026 and tracks 1,020 professional contacts across them, including 371 with verified work emails. The United States is the largest market and Bogota the largest hub.

This list covers company matches for catchment system installers worldwide, 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. Country and city lists for catchment system installers follow the table.

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
141Companies
1,020Contacts tracked
371Verified emails
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The 25 largest catchment system installers worldwide

Ranked by team size
Top 25 of 141 company matches for catchment system installers worldwide, 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 matchSydney Olympic Park, AustraliaHQ recorded Nov 6, 2026201-500171 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSprimont, BelgiumHQ recorded Nov 6, 202651-200112 contacts →

Exact match

“In business since 1965, the Belgian company Eloy Water specialises in wastewater treatment and rainwater harvesting for both households, small and large communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBanbury, United KingdomHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Graf UK Ltd was formed following the acquisition of SCP Water Management Ltd by Graf GmbH, the European market leaders in rainwater harvesting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAuckland, New ZealandHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Trusted, Innovative, Water Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDelft, NetherlandsHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“FieldFactors’ mission is to make cities green, healthy and future-proof by turning rain into a reliable local source for freshwater supply.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRoanoke, VA, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“RMS provides complete rainwater harvesting systems and solutions for residential, commercial, industrial and agricultural projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGordon, AustraliaHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Optimal Stormwater specialises in the design and construction of Stormwater Treatment, Stormwater Harvesting, Operation and Maintenance and GPT/SQID auditing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Innovative Water Solutions LLC is a full-service water conservation system design / build company that specializes in integrated water demand and supply management for residential…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Aquality Trading & Consulting Ltd is one of the longest established and leading suppliers of Rainwater Harvesting and Greywater Recycling systems in the UK and France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCromer, AustraliaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Put simply - We make water work We have been providing complete water management solutions for our valued residential and commercial clients since 2004.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBretzfeld, GermanyHQ recorded Nov 6, 202651-20013 contacts →

Exact match

“Bgu - Umweltschutzanlagen GmbH is an environmental services company based out of 27 Schwabenstraße, Bretzfeld, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBarueri, BrazilHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Atuamos no mercado de Irrigação há mais de 35 anos, com os seguintes serviços- Projeto de Sistemas de Irrigação - Implantação Sistemas de Irrigação para jardins residenciais…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHinsdale, IL, United StatesHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“At Water Harvesting Solutions (Wahaso), we are a team that brings experience, skill and passion about water conservation to every client project.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchUnited StatesHQ recorded Nov 6, 202611-509 contacts →

Exact match

“locally owned and operated rainwater management company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“UPP Group Pty Ltd is a South African-based company that specialises in designing sustainable water solutions through relationship building, educating, and leadership development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchRiviere-Salee, MartiniqueHQ recorded Nov 6, 202611-507 contacts →

Exact match

“PLUIE & Vie est une entreprise spécialisée dans les systèmes de récupération d'eau de pluie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMexicoHQ recorded Nov 6, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSchiedam, NetherlandsHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Duurzaam bijdragen aan het voorkomen van wateroverlast en behouden van hemelwater in bodemtoepassingen Het is de missie van Hydrorock® International bv om een duurzame bijdrage te…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchDripping Springs, TX, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“At Harvest Rain, we build rainwater harvesting systems designed to last.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHedel, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“H2O Wateropslag is dé totaaloplosser in duurzame regenwateropslagsystemen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchVolo, IL, GreeceHQ recorded Nov 6, 202611-505 contacts →

Exact match

“JM Irrigation was established in 1985 in Volo, Illinois with just a small irrigation crew and a focus on high-end residential projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBreda, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Dimensionering, ontwerp, realisatie en monitoring van (hemelwater)infiltratie- en bergingsvoorzieningen met het gepatenteerde Watershell systeem.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchStatesville, NC, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“We help clients protect their investments, meet compliance requirements, and ensure the long-term functionality of their stormwater infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchUnited StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Aqueous Consultants provides solutions for our clients' irrigation, rainwater harvesting, stormwater management, and non-potable water system needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAachen, GermanyHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Wir bei LAGUS bieten als Systemhersteller Komplettlösungen aus einer Hand an, um möglichst umfassend Trinkwasser durch Regenwasser oder Grauwasser zu ersetzen und überschüssiges…”

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

Showing 25 of 141 catchment system installers worldwide

See the full list, filter by size, metro and specialty, and access 371 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Catchment system installers worldwide at a glance

As of Nov 6, 2026
36.4%Verified-email coverage
7.2Average contacts per company
1-10Median size (employees)
1.4%Largest-city concentration · Bogota
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
95
11-50
33
51-200
9
201-500
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for catchment system installers are linked below.
What qualifies
Company records worldwide whose business descriptions match “catchment system installers” 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. 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 371 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.

Catchment system installers by location

1 lists · largest first

Every Catchment system installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “catchment system installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many catchment system installers are there worldwide?

RevenueBase identified 141 company matches for catchment system installers worldwide 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?

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

Which country has the most catchment system installers?

The United States leads with 37 companies. Every catchment system installers list by country and city is linked on this page.

Which city has the most catchment system installers?

Bogota leads with 2 company records, followed by Sarasota (2) and Aachen (1).

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 371 professional contacts with verified work emails tracked across these 141 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.