Company lists · Data refreshed September 2026

Top 25 Rain barrel and water management companies worldwide

RevenueBase identified 284 company matches for rain barrel and water management companies worldwide as of September 2026 and tracks 2,268 professional contacts across them, including 695 with verified work emails. The United States is the largest market and Ahmedabad the largest hub.

This list covers company matches for rain barrel and water management companies 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 September 21, 2026. Country and city lists for rain barrel and water management companies 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 Sep 21, 2026 How this list was built
284Companies
2,268Contacts tracked
695Verified emails
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The 25 largest rain barrel and water management companies worldwide

Ranked by team size
Top 25 of 284 company matches for rain barrel and water management companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 Sep 21, 2026201-500147 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 21, 2026 · View company records in RevenueBase
2Exact matchRomeoville, IL, United StatesHQ recorded Sep 21, 202651-200112 contacts →

Exact match

“StormTrap offers proven, leading-edge solutions for managing runoff, protecting waterways and improving the use of your property.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchKettering, United KingdomHQ recorded Sep 21, 202651-200112 contacts →

Exact match

“AWMS, part of Alumasc Group, is the first joined-up brand in integrated water management.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchSprimont, BelgiumHQ recorded Sep 21, 202651-200103 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 · Sep 21, 2026 · View company records in RevenueBase
5Exact matchSouth AfricaHQ recorded Sep 21, 2026201-50075 contacts →

Exact match

“At JoJo, we are dedicated to providing all-inclusive water solutions that enhance the quality of life.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchSainte-mere-eglise, FranceHQ recorded Sep 21, 202651-20061 contacts →

Exact match

“Simop has been designing, manufacturing and distributing wastewater and stormwater management solutions for 40 years.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchAlovera, SpainHQ recorded Sep 21, 2026201-50055 contacts →

Exact match

“adequa es una compañía especializada en sistemas para la recogida y conducción de agua, aportando las mejores soluciones en cada aplicación.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchBanbury, United KingdomHQ recorded Sep 21, 202651-20043 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 · Sep 21, 2026 · View company records in RevenueBase
9Exact matchMerchtem, BelgiumHQ recorded Sep 21, 202611-5030 contacts →

Exact match

“ACO is a German manufacturer of total solutions for efficient water management.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchStara Pazova, SerbiaHQ recorded Sep 21, 202611-5027 contacts →

Exact match

“ACO Grupa jedan je od svetskih lidera u razvoju i proizvodnji inovativnih rešenja u oblasti upravljanja površinskim vodama i vodama unutar objekata.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchMckinney, TX, United StatesHQ recorded Sep 21, 202651-20025 contacts →

Exact match

“inCon-trol Water Systems partners with designers, engineers, and builders to deliver smart, reliable water systems-including fountains, water features, pump systems, water…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchGroot-ammers, NetherlandsHQ recorded Sep 21, 202651-20025 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchDelft, NetherlandsHQ recorded Sep 21, 202611-5019 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 · Sep 21, 2026 · View company records in RevenueBase
14Exact matchCumming, GA, United StatesHQ recorded Sep 21, 202611-5019 contacts →

Exact match

“RainHarvest Systems is your comprehensive resource for residential and commercial water harvesting, treatment and reuse products and systems.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchAbbotsford, BC, CanadaHQ recorded Sep 21, 202611-5019 contacts →

Exact match

“Since 1968, BARR Plastics Inc.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchCincinnati, OH, United StatesHQ recorded Sep 21, 202611-5018 contacts →

Exact match

“At Streamkey Inc, we specialize in custom engineered water and wastewater systems for a variety of commercial and residential applications.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchRoanoke, VA, United StatesHQ recorded Sep 21, 202611-5018 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchAustin, TX, United StatesHQ recorded Sep 21, 202611-5016 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 · Sep 21, 2026 · View company records in RevenueBase
19Exact matchPorto Recanati, ItalyHQ recorded Sep 21, 202611-5015 contacts →

Exact match

“Muflesystem is committed to designing and producing the best solutions to water management.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchCromer, AustraliaHQ recorded Sep 21, 202611-5014 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 · Sep 21, 2026 · View company records in RevenueBase
21Exact matchMios, FranceHQ recorded Sep 21, 202611-5014 contacts →

Exact match

“Notre entreprise spécialiste des solutions de récupération d'eau de pluie est en forte croissance depuis 2005.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 21, 202611-5013 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 · Sep 21, 2026 · View company records in RevenueBase
23Exact matchBarueri, BrazilHQ recorded Sep 21, 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 · Sep 21, 2026 · View company records in RevenueBase
24Exact matchSemenyih, MalaysiaHQ recorded Sep 21, 202611-5012 contacts →

Exact match

“We are the specialist of Rainwater Drainage and Harvesting System with over 30 years of experiences and providing a complete rainwater system solution to all building and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchAderklaa, AustriaHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“Parga steht für den modernen, nachhaltigen und schonenden Umgang mit der kostbaren Ressource Wasser.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 284 rain barrel and water management companies worldwide

See the full list, filter by size, metro and specialty, and access 695 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Rain barrel and water management companies worldwide at a glance

As of Sep 21, 2026
30.6%Verified-email coverage
8.0Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Ahmedabad
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
186
11-50
66
51-200
23
201-500
6
501-1,000
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 rain barrel and water management companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “rain barrel and water management companies” 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 695 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 21, 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.

Rain barrel and water management companies by location

1 lists · largest first

Every Rain barrel and water management companies 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 “rain barrel and water management companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rain barrel and water management companies are there worldwide?

RevenueBase identified 284 company matches for rain barrel and water management companies worldwide 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?

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

Which country has the most rain barrel and water management companies?

The United States leads with 52 companies. Every rain barrel and water management companies list by country and city is linked on this page.

Which city has the most rain barrel and water management companies?

Ahmedabad leads with 3 company records, followed by Pune (3) and Abbotsford (2).

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 695 professional contacts with verified work emails tracked across these 284 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 21, 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.