Company lists · Data refreshed September 2026

Top 25 Water treatment facility construction companies based in Italy

Name: Water treatment facility construction companies based in Italy
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 433 companies tracked

RevenueBase identified 433 company matches for water treatment facility construction companies associated with Italy as of September 2026 and tracks 4,514 professional contacts across them, including 1,332 with verified work emails. Milan is the largest hub.

This list covers company matches for water treatment facility construction companies 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 September 19, 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 19, 2026 How this list was built

433Companies

4,514Contacts tracked

1,332Verified emails

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The 25 largest water treatment facility construction companies based in Italy

Ranked by team size

Top 25 of 433 company matches for water treatment facility construction companies based in Italy, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	Culligan Italiana S.P.A	Exact match	Bologna, ItalyHQ recorded Sep 19, 2026	201-500	489 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 · Sep 19, 2026 · View company records in RevenueBase
2	Fisia Italimpianti	Exact match	Genoa, ItalyHQ recorded Sep 19, 2026	51-200	362 contacts →
	Exact match “Fisia Italimpianti S.p.A, part of Webuild Group (the new group born in 2020 from Salini Impregilo), is a worldwide leader in the sustainable design and execution of water…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Unidro	Exact match	Sesto San Giovanni, ItalyHQ recorded Sep 19, 2026	51-200	126 contacts →
	Exact match “Established in 1971, Unidro is a global player in water, wastewater and utilities related process technology for the industrial markets.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	RDR S.P.A. Società Benefit	Exact match	Torre Del Greco, ItalyHQ recorded Sep 19, 2026	201-500	109 contacts →
	Exact match “RDR S.p.A.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Simam S.P.A	Exact match	Senigallia, ItalyHQ recorded Sep 19, 2026	51-200	96 contacts →
	Exact match “SIMAM con oltre 180 tecnici, più della metà ingegneri, qualificati e di lunga esperienza operativa, è presente nei settori: trattamento acque, global service, risanamento e…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	S.T.A. Società Trattamento Acque SPA	Exact match	Mantova, ItalyHQ recorded Sep 19, 2026	51-200	91 contacts →
	Exact match “STA aiuta le Società di Gestione del Servizio Idrico e le Piccole, Medie e Grandi Industrie a progettare, costruire e gestire impianti di trattamento delle acque reflue, primarie…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Sodai S.P.A	Exact match	Milan, ItalyHQ recorded Sep 19, 2026	51-200	74 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	Atlas Filtri	Exact match	Limena, ItalyHQ recorded Sep 19, 2026	51-200	71 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 · Sep 19, 2026 · View company records in RevenueBase
9	Hysytech S.R.L	Exact match	Orbassano, ItalyHQ recorded Sep 19, 2026	51-200	64 contacts →
	Exact match “Hysytech is an engineering and process equipment construction company established on 2003, in Turin, Italy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Tm.E. S.P.A.	Exact match	La Spezia, ItalyHQ recorded Sep 19, 2026	201-500	60 contacts →
	Exact match “Design, project management, supply, construction, commissioning and service of complete facilities, or their parts, for waste treatment with energy production, for water treatment…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Bernardinello Engineering SPA	Exact match	Cadoneghe, ItalyHQ recorded Sep 19, 2026	51-200	53 contacts →
	Exact match “Nata nel 1995 alle porte di Padova, Bernadinello Engineering si è ritagliata una posizione di assoluta eccellenza nel trattamento delle acque e nell’ingegneria di processo in…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Cogei S.R.L. Società Benefit	Exact match	Pozzuoli, ItalyHQ recorded Sep 19, 2026	51-200	50 contacts →
	Exact match “COGEI \| Costruiamo soluzioni a servizio dell’ambiente COGEI è specializzata nella Progettazione, Costruzione e Gestione di Impianti di Depurazione, combinando esperienza…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Sideridraulic System S.P.A	Exact match	Cellatica, ItalyHQ recorded Sep 19, 2026	51-200	43 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Consulenze Ambientali SPA	Exact match	Scanzorosciate, ItalyHQ recorded Sep 19, 2026	51-200	39 contacts →
	Exact match “Consulenze Ambientali nasce alla fine degli anni settanta, dall’idea di un gruppo di tecnici convinti di poter coniugare la protezione dell’ambiente con l’economia.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	GDN SRL	Exact match	ItalyHQ recorded Sep 19, 2026	11-50	39 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 · Sep 19, 2026 · View company records in RevenueBase
16	Co.Par.M. SRL	Exact match	Ferrandina, ItalyHQ recorded Sep 19, 2026	51-200	35 contacts →
	Exact match “Waste recovery machinery and facilities Founded by the Aliuzzi family in 1977, Co.par.m.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Orange SRL	Exact match	Florence, ItalyHQ recorded Sep 19, 2026	11-50	33 contacts →
	Exact match “ORANGE, fondata nel 2007 con sede a Firenze, è un importante operatore nel settore italiano del trattamento delle acque industriali.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Euroacque S.R.L	Exact match	Niviano Di Rivergaro, ItalyHQ recorded Sep 19, 2026	51-200	30 contacts →
	Exact match “Euroacque is an Italian company that manufactures primary water treatment components and provides maintenance services for thermal and heating systems, both in residential and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Simpec	Exact match	Nova Milanese, ItalyHQ recorded Sep 19, 2026	51-200	29 contacts →
	Exact match “Simpec is division of STA SpA from 2025/01/01.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	PPT Tecnologie Ambientali	Exact match	San Giovanni Lupatoto, ItalyHQ recorded Sep 19, 2026	11-50	28 contacts →
	Exact match “PPT Tecnologie Ambientali opera in campo ambientale dal 1982 e cura la realizzazione di impianti di trattamento in tutte le sue fasi: dalla studio preliminare alla progettazione e…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Torricelli	Exact match	Forlì, ItalyHQ recorded Sep 19, 2026	11-50	27 contacts →
	Exact match “Torricelli s.r.l, impianti per l’ecologia, opera su tutto il territorio nazionale ed estero per la progettazione, realizzazione e gestione di impianti in campo ambientale…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	Protecno SRL	Exact match	Mondolfo, ItalyHQ recorded Sep 19, 2026	51-200	27 contacts →
	Exact match “Professional-Technology: these simple words sum up our management strategy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	PSC S.P.A. Engineering & Contracting	Exact match	Bovisio Masciago, ItalyHQ recorded Sep 19, 2026	11-50	27 contacts →
	Exact match “PSC S.p.A.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Termoacqua Tecnologie S.R.L	Exact match	Fizzonasco Di Pieve Emanuele, ItalyHQ recorded Sep 19, 2026	11-50	25 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 · Sep 19, 2026 · View company records in RevenueBase
25	Waternext Group	Exact match	Milan, ItalyHQ recorded Sep 19, 2026	11-50	25 contacts →
	Exact match “WaterNext Group is a trailblazing enterprise specializing in engineering, construction, and efficient plant management.” Recorded in the RevenueBase company graph · Sep 19, 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 “water treatment facility construction companies”. 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 433 water treatment facility construction companies based in Italy

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Water treatment facility construction companies based in Italy at a glance

As of Sep 19, 2026

29.5%Verified-email coverage

10.4Average contacts per company

11-50Median size (employees)

4.6%Largest-city concentration · Milan

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

167

11-50

207

51-200

201-500

1,001-5,000

10001+

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 433 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 “water treatment facility construction 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. 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 1,332 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 19, 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 “water treatment facility construction companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water treatment facility construction companies are there based in Italy?

RevenueBase identified 433 company matches for water treatment facility construction companies associated with Italy 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?

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 water treatment facility construction companies?

Milan leads with 20 company records, followed by Rome (13) and Genoa (7).

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 1,332 professional contacts with verified work emails tracked across these 433 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 19, 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.