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Companies › Italy › Water Supply, Sewerage, Waste Management and Remediation › 36 - Water collection, treatment and supply
← All Water Supply, Sewerage, Waste Management and Remediation in Italy

36 - WATER COLLECTION, TREATMENT AND SUPPLY Companies in Italy

Approximately 1,257 real businesses classified under 36 - Water collection, treatment and supply in Italy, with officer, shareholder and beneficial ownership records sourced directly from official government registries.

ATECO 2025 36
Sector Overview — Italy

Approximately 1,257 real businesses classified under 36 - Water collection, treatment and supply operate in Italy. Covers companies officially classified under ATECO 2025 code 36 (Water collection, treatment and supply), part of Italy's ATECO 2025 classification, the national adoption of the EU NACE Rev. 2 statistical classification of economic activities. This division is one of the sub-sectors making up the broader Water Supply, Sewerage, Waste Management and Remediation sector. Ownership, beneficial-ownership disclosure and company-registration rules for businesses under this specific activity code follow the same general framework that applies across Water Supply, Sewerage, Waste Management and Remediation in Italy.

26 companies under this specific code are indexed on Zavia so far, part of a continually growing dataset.

Beneficial-ownership and registration rules for Water Supply, Sewerage, Waste Management and Remediation companies in Italy follow the same national framework as every other sector there.

Full Italy beneficial ownership overview

Top 36 - Water collection, treatment and supply Companies in Italy

Live from the register. Every row opens the full record — officers, shareholders and resolved group structure.

Filtered by ATECO 2025 36 - Water collection, treatment and supply × Clear
No companies indexed yet under ATECO 2025 36 - Water collection, treatment and supply.

Data Coverage

Record counts for SIC Code E in Italy, as of the last reconciliation.

15,415
Total Companies
10,140
Currently Active
66%

Section E is 0% of the Italy register by entity count and its 18th largest sector — see all sectors.

Analysis

What this data actually tells you

Water Supply, Sewerage, Waste Management and Remediation in Italy runs on a two-tier environmental permitting system distinct from company registration. Larger or higher-impact installations need an AIA (Autorizzazione Integrata Ambientale, integrated environmental authorisation), while smaller and medium operators outside that scope instead need an AUA (Autorizzazione Unica Ambientale) — a single permit, issued by the local SUAP (Sportello Unico per le AttivitΓ  Produttive), that can consolidate up to seven separate environmental authorisations covering water discharges, air emissions, waste management, agricultural use of sludge and noise notifications, among others.

The AUA framework is implemented regionally, so its exact guidelines and required technical forms vary by region and are updated locally — Umbria revised its own AUA guidelines and templates as recently as 8 April 2026. For verification, confirming a water or waste operator’s actual environmental authorisation means checking whether it holds an AIA or an AUA, and, for the AUA, checking against that specific region’s current guidelines rather than assuming a single uniform national standard.

Italy Water Supply, Sewerage, Waste Management and Remediation, by the register

Charts render from live counts. Modules are suppressed where coverage is too thin to be meaningful.

Entities by sub-sector

36 Water collection, treatment and supply
1,257
37 Sewerage
2,311
38 Waste collection, recovery and disposal activities
12,195
39 Remediation activities and other waste management service activities
1,918

SIC division level, live from official registries.

Active vs. inactive

66% active

Section E entities currently on the register as active, vs. struck off or dormant.

Company size, by disclosed headcount

0
4,005
1-9
7,214
10-49
3,122
50+
1,016

By number of employees on file, Section E, Italy. 58 entities with no disclosed headcount are not counted in any band.

Who uses Italy water supply, sewerage, waste management and remediation ownership data

The three checks this sector's data is most often run for.

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AUA (Autorizzazione Unica Ambientale) verification

Small and medium Italian operators not subject to full AIA (integrated environmental authorisation) instead need an AUA — a single permit issued by the SUAP that can replace up to seven separate environmental authorisations, including water discharges, air emissions and waste management.

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AIA vs. AUA scope check

Larger or higher-impact installations need the more stringent AIA rather than the simplified AUA — confirming which regime actually applies to a given water or waste operator is a distinct check from simply confirming it holds some kind of environmental permit.

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Regional guideline variation

AUA implementation guidelines and forms are updated at the regional level — Umbria revised its own guidelines and templates as recently as April 2026 — meaning a facility’s exact compliance requirements depend partly on which region it operates in.

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Frequently Asked Questions

How many companies are classified under 36 - Water collection, treatment and supply in Italy?

Approximately 1,257 businesses are classified under 36 - Water collection, treatment and supply in Italy.

What does ATECO 2025 code 36 cover?

36 - Water collection, treatment and supply is the official name for this activity under Italy's ATECO 2025 classification, the national adoption of the EU NACE Rev. 2 statistical classification of economic activities. It is a sub-category within the broader Water Supply, Sewerage, Waste Management and Remediation sector.

How is this different from the broader Water Supply, Sewerage, Waste Management and Remediation category?

Water Supply, Sewerage, Waste Management and Remediation is the top-level sector; ATECO 2025 code 36 identifies one specific activity within it, letting you narrow a search to exactly this business type rather than the whole sector.

What ownership information is available for these companies?

The same beneficial-ownership, shareholder and officer disclosure framework applies as for any other company in Italy, regardless of its specific activity classification. See the individual company profile for the full ownership picture, or the Water Supply, Sewerage, Waste Management and Remediation sector overview for the general national framework.

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