Company lists · Data refreshed October 2026

Top 12 Constructed wetland system contractors based in Italy

RevenueBase identified 28 company matches for constructed wetland system contractors associated with Italy as of October 2026 and tracks 365 professional contacts across them, including 162 with verified work emails. Arezzo is the largest hub.

This list covers company matches for constructed wetland system contractors 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 October 10, 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 Oct 10, 2026 How this list was built
28Companies
365Contacts tracked
162Verified emails
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The 12 largest constructed wetland system contractors based in Italy

Ranked by team size
Top 12 of 28 company matches for constructed wetland system contractors based in Italy, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 matchMantova, ItalyHQ recorded Oct 10, 202651-20075 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 · Oct 10, 2026 · View company records in RevenueBase
2Exact matchPozzuoli, ItalyHQ recorded Oct 10, 202651-20049 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 · Oct 10, 2026 · View company records in RevenueBase
3Exact matchFerrandina, ItalyHQ recorded Oct 10, 202651-20038 contacts →

Exact match

“Waste recovery machinery and facilities Founded by the Aliuzzi family in 1977, Co.par.m.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchForlì, ItalyHQ recorded Oct 10, 202611-5026 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 · Oct 10, 2026 · View company records in RevenueBase
5Exact matchArezzo, ItalyHQ recorded Oct 10, 202611-5024 contacts →

Exact match

“Dorabaltea® depurazione acque è oggi riconosciuta a livello internazionale come azienda di riferimento nel settore del trattamento delle acque reflue domestiche, assimilate ed…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchSeregno, ItalyHQ recorded Oct 10, 202611-5022 contacts →

Exact match

“Idro è una società presente sul mercato da più di 40anni, altamente specializzata nel settore ambientale: progetta e realizza impianti per il trattamento delle acque reflue civili…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchFiesso D’artico, ItalyHQ recorded Oct 10, 202611-5016 contacts →

Exact match

“Panta Rei Water Solutions is a private company involved in the sector of the design and construction of water and waste water treatment plants.Thanks to a significant experience…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchFlorence, ItalyHQ recorded Oct 10, 202611-5012 contacts →

Exact match

“IRIDRA is an engineering firm composed by an interdisciplinary group of experts (one biologist, one environmental chemist, one mechanical engineer and one environmental engineer).”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchCosenza, ItalyHQ recorded Oct 10, 202611-5012 contacts →

Exact match

“La società AGquadro nasce nel 2013 e fin dalle prime battute di vita cerca di distinguersi nell’universo delle società di consulenza per la ricerca della specializzazione.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchCosta Di Rovigo, ItalyHQ recorded Oct 10, 202611-508 contacts →

Exact match

“Twincad S.r.l.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchChiari, ItalyHQ recorded Oct 10, 202611-508 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchCastel Gandolfo, ItalyHQ recorded Oct 10, 202611-504 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 12 of 28 constructed wetland system contractors based in Italy

See the full list, filter by size, metro and specialty, and access 162 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Constructed wetland system contractors based in Italy at a glance

As of Oct 10, 2026
44.4%Verified-email coverage
13.0Average contacts per company
11-50Median size (employees)
3.6%Largest-city concentration · Arezzo
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
5
11-50
16
51-200
7

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 28 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 “constructed wetland system contractors” 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 162 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 October 10, 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 “constructed wetland system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many constructed wetland system contractors are there based in Italy?

RevenueBase identified 28 company matches for constructed wetland system contractors associated with Italy as of October 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?

S.T.A. Società Trattamento Acque SPA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most constructed wetland system contractors?

Arezzo leads with 1 company records, followed by Assemini (1) and Caltanissetta (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 162 professional contacts with verified work emails tracked across these 28 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 October 10, 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.