Company lists · Data refreshed November 2026

Top 25 Reverse osmosis water purification system suppliers based in Italy

RevenueBase identified 198 company matches for reverse osmosis water purification system suppliers associated with Italy as of November 2026 and tracks 1,752 professional contacts across them, including 562 with verified work emails. Milan is the largest hub.

This list covers company matches for reverse osmosis water purification system suppliers associated with Italy, 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 1, 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 Nov 1, 2026 How this list was built
198Companies
1,752Contacts tracked
562Verified emails
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The 25 largest reverse osmosis water purification system suppliers based in Italy

Ranked by team size
Top 25 of 198 company matches for reverse osmosis water purification system suppliers based in Italy, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 1, 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 matchBologna, ItalyHQ recorded Nov 1, 2026201-500477 contacts →

Exact match

“Culligan Italiana è in grado di offrire la soluzione ideale per ogni tipologia di trattamento acqua: piccoli impianti ad uso domestico, erogatori d'acqua per uffici e ristoranti…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
2Exact matchTorre Del Greco, ItalyHQ recorded Nov 1, 2026201-500110 contacts →

Exact match

“RDR S.p.A.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
3Exact matchMilan, ItalyHQ recorded Nov 1, 202651-20071 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
4Exact matchLimena, ItalyHQ recorded Nov 1, 202651-20069 contacts →

Exact match

“Atlas Filtri is a dynamic Italian company: designing, developing, and producing components for filtration systems and equipment for water treatment applicable to domestic and…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
5Exact matchRubiera, ItalyHQ recorded Nov 1, 202651-20050 contacts →

Exact match

“Waterline is an Italian B2B company specialized in the production and distribution of professional components and systems for: • domestic and industrial water treatment •…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
6Exact matchCittadella, ItalyHQ recorded Nov 1, 202651-20033 contacts →

Exact match

“Think:water is a leader in the water treatment industry, offering a complete range of filters and reverse osmosis systems, entirely made in Italy.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
7Exact matchItalyHQ recorded Nov 1, 202611-5029 contacts →

Exact match

“WHAT WE DO GDN srl Water Treatment is specialized in manufacturing, selling and supplying turnkey equipments for water treatment, starting from the pretreatment of raw water from…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
8Exact matchLoc. Gotra Di Albareto (pr), ItalyHQ recorded Nov 1, 202611-5024 contacts →

Exact match

“Born as the result of many years of experience in the water treatment field and specifically with filtration system technologies, Everblue is one of the most professional and…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
9Exact matchFizzonasco Di Pieve Emanuele, ItalyHQ recorded Nov 1, 202611-5023 contacts →

Exact match

“Quasi 40 anni di esperienza nel settore del trattamento delle acque primarie e di processo hanno reso Termoacqua Tecnologie il Partner di numerose ed importanti realtà.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
10Exact matchCinisello Balsamo, ItalyHQ recorded Nov 1, 202611-5020 contacts →

Exact match

“Siamo in Italia una tra le più importanti e storiche aziende nel settore del trattamento delle acque potabili.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
11Exact matchTrani, ItalyHQ recorded Nov 1, 202611-5017 contacts →

Exact match

“WTEC Plants S.r.l.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
12Exact matchMarsala, ItalyHQ recorded Nov 1, 202611-5017 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
13Exact matchGessate, ItalyHQ recorded Nov 1, 202611-5015 contacts →

Exact match

“Idroconsulting’s business is the supply of specialist process engineering and equipment for water treatment systems and is addressed at both Engineering Companies and End Users.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
14Exact matchRanica, ItalyHQ recorded Nov 1, 202611-5015 contacts →

Exact match

“Enki Water Srl nasce dalla esperienza maturata da Bioedil Sas nel settore trattamento acqua.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
15Exact matchMartinengo, ItalyHQ recorded Nov 1, 202611-5014 contacts →

Exact match

“La società è attiva da circa 40 anni nel campo specifico del trattamento delle acque industriali quali che siano i suoi vari impieghi.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
16Exact matchMilan, ItalyHQ recorded Nov 1, 202611-5011 contacts →

Exact match

“World Leader in the Design, Manufacturing, Commissioning, and Service of Fluid Treatment Systems.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
17Exact matchCesena, ItalyHQ recorded Nov 1, 202611-5011 contacts →

Exact match

“SATI S.r.l, established in 1980 as an installation and service provider, specializes in the field of filtering and processing primary water, waste water and water from process…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
18Exact matchMilan, ItalyHQ recorded Nov 1, 20261-1010 contacts →

Exact match

“Fondata nel 1925, EcoWater vanta oltre 100 anni di esperienza nel trattamento dell'acqua a uso domestico.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
19Exact matchSanta Maria Capua Vetere, ItalyHQ recorded Nov 1, 202651-20010 contacts →

Exact match

“Presente sul mercato italiano da oltre 40 anni, la SO.T.ECO.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
20Exact matchVigliano Biellese, ItalyHQ recorded Nov 1, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
21Exact matchQuinto Di Treviso, ItalyHQ recorded Nov 1, 20261-1010 contacts →

Exact match

“La G.M.2 è un’azienda giovane e in continua crescita, i cui soci fondatori vantano 30 anni di esperienza nel settore del trattamento acqua.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
22Exact matchArezzo, ItalyHQ recorded Nov 1, 202611-508 contacts →

Exact match

“MGM provides professional systems for ultra-filtration of water created exclusively for the restaurant industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
23Exact matchModena, ItalyHQ recorded Nov 1, 202611-508 contacts →

Exact match

“Idrobios inizia nell'anno 1988 la propria attività, rappresentando ad oggi una realtà nota in tutto il territorio nazionale ed internazionale.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
24Exact matchChiari, ItalyHQ recorded Nov 1, 202611-508 contacts →

Exact match

“Since its founding in 1988, ITALPLANT S.r.l.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
25Exact matchZevio, ItalyHQ recorded Nov 1, 202611-507 contacts →

Exact match

“Nata nel 1979, Manta Ecologica ha conquistato una consolidata posizione di rilievo in campo nazionale ed è in forte espansione sul mercato estero.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase

Showing 25 of 198 reverse osmosis water purification system suppliers based in Italy

See the full list, filter by size, metro and specialty, and access 562 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Reverse osmosis water purification system suppliers based in Italy at a glance

As of Nov 1, 2026
32.1%Verified-email coverage
8.8Average contacts per company
1-10Median size (employees)
4.0%Largest-city concentration · Milan
Nov 1, 2026Page data refreshed

Companies by employee count

1-10
99
11-50
79
51-200
17
201-500
2

Email recency for this list is measured worldwide rather than for Italy, so it is reported there. Company counts and contact totals on this page are exact for Italy, over 198 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 Italy whose business descriptions match “reverse osmosis water purification system suppliers” 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 562 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 1, 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 “reverse osmosis water purification system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many reverse osmosis water purification system suppliers are there based in Italy?

RevenueBase identified 198 company matches for reverse osmosis water purification system suppliers associated with Italy 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?

Culligan Italiana S.P.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most reverse osmosis water purification system suppliers?

Milan leads with 8 company records, followed by Genoa (6) and Rome (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 562 professional contacts with verified work emails tracked across these 198 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 1, 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.