Simdouro - Saneamento Do Grande Porto, S.a.

What Simdouro - Saneamento Do Grande Porto, S.a. does

Simdouro - Saneamento Do Grande Porto, S.A. is a Portuguese publicly owned utility company established on February 1, 2017, by Decree-Law No. 16/2017. It holds a 50-year exclusive concession to build, manage, and operate the Greater Porto multimunicipal sanitation system, providing urban wastewater collection, treatment, and final disposal services to approximately 519,000 equivalent inhabitants across roughly 1,300 km². The service area encompasses the municipalities of Arouca, Baião, Castelo de Paiva, Cinfães, Paredes, and Vila Nova de Gaia, plus part of Penafiel within the Sousa river basin. The company's core product is a single integrated sanitation infrastructure system; no distinct sub-products, branded services, or modular offerings are documented.

The ownership structure is entirely public: Águas de Portugal SGPS, S.A. — the national water and sanitation holding company — holds 58.52% of share capital, while the seven served municipalities collectively hold 41.48%. Simdouro is incorporated as a public limited company (S.A.) in Portugal and is not listed on any exchange. Revenue is generated through regulated service fees negotiated under municipal concession contracts rather than publicly listed tariffs; no pricing model, revenue figures, or financial performance data are disclosed. The go-to-market model is direct service provision to municipal governments within the defined concession territory, with no alternative distribution channels or customer segments documented. The company maintains a basic web presence (currently under scheduled maintenance) and conducts stakeholder communication via phone and email. No management team, headcount, M&A activity, funding events, or technology stack details are disclosed in available source material.

Name

Simdouro - Saneamento Do Grande Porto, S.a.

Legal name

SIMDOURO, S.A.

Website

https://simdouro.pt

Company type

Private

Founded year

2017

Operating status

Operating

Headcount range

11–50 employees

Short description

Simdouro is a Portuguese publicly owned utility operating the exclusive 50-year concession for wastewater collection, treatment, and disposal across seven Greater Porto municipalities, serving approximately 519,000 inhabitants. It is majority-owned by Águas de Portugal (58.52%) with municipal shareholders holding the remainder.

Ownership category

akta.pro rank

Product category

Water and Wastewater Sanitation Services

NAICS

Sewage Treatment Facilities (221320)

SIC

Sanitary Services (4950)

akta.pro primary industry

Municipal Wastewater Collection (Sewer Networks) (BPALAMAA)

Keywords

• Wastewater management
• Urban sanitation services
• Water treatment utilities
• Multimunicipal sanitation
• Public utility infrastructure

Headquarters

HQ city

Vila Nova De Gaia

HQ country

Portugal

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Operations, Personnel, Supply Chain, Others

Distribution channels1 record

Marketing channels1 record

Core offering

Simdouro operates the multimunicipal sanitation system of Greater Porto, providing urban wastewater collection, treatment, and final disposal services. The company operates under a 50-year exclusivity concession granted by Decree-Law No. 16/2017, serving approximately 519,000 equivalent inhabitants across a ~1,300 km² area spanning seven municipalities (Arouca, Baião, Castelo de Paiva, Cinfães, Paredes, Vila Nova de Gaia, and part of Penafiel in the Sousa river basin).

Product overview

Simdouro operates a single unified core product: the Sistema Multimunicipal de Saneamento do Grande Porto (Greater Porto Multimunicipal Sanitation System). This public sanitation infrastructure service provides comprehensive wastewater collection, treatment, and final disposal for the Greater Porto region. The company is entirely publicly owned (58.52% by Águas de Portugal and 41.48% by the municipalities served) and operates under a 50-year exclusivity concession granted by Decree-Law No. 16/2017 of February 1, 2017. There are no distinct branded products, sub-products, or modules identified in the available source material.

Differentiator

Problem solved

Functional benefit

Products and services

• Sistema Multimunicipal de Saneamento do Grande Porto

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• Municipalities of Arouca, Baião, Castelo de Paiva, Cinfães, Paredes, Vila Nova de Gaia, and Penafiel (Sousa basin)coreOthers · 1 February 2017Collectively hold 41.48% of share capital. These seven municipalities (plus portion of Penafiel) are the service area covered by the multimunicipal sanitation system concession.

Scale indicators3 records

Recent moves4 records

Expansion highlights3 records

Broad incumbents

• Suez Water Technologies & Solutions: Global water and waste management group with municipal and industrial wastewater operations. Comparable as a regulated sanitation utility operator with concession-based municipal service delivery across multiple geographies.
• Aqualia: Major Spanish integrated water and sanitation utility with extensive concession operations on the Iberian Peninsula. Comparable as a large concession-based Iberian wastewater and water utility serving municipal customers.
• EPAL - Empresa Portuguesa das Águas Livres: Portugal's largest water utility and AdP group member, focused on water supply rather than wastewater. Comparable as a large-scale regulated Portuguese water/sanitation utility serving a major metropolitan area under public ownership.
• Veolia Environnement: Global environmental services leader with major water and wastewater operations across Europe and globally. Comparable as a large regulated municipal wastewater concession operator, though at vastly greater scale and geographic diversification.

Direct peers

• Águas do Centro Litoral: AdP group multimunicipal sanitation concessionaire serving central coastal Portugal. Directly comparable as a sister AdP utility providing wastewater collection, treatment, and disposal under a similar exclusive concession.
• Águas do Norte: AdP group multimunicipal sanitation utility serving northern Portugal. Directly comparable as a sister concessionaire operating wastewater collection and treatment under an exclusive multimunicipal concession model within the same national framework.
• Águas do Tejo Atlântico: AdP group multimunicipal sanitation utility for the Greater Lisbon area. Operates the same multimunicipal wastewater concession model with comparable scale, regulatory structure, and shareholder mix.
• Simarsul: AdP group multimunicipal sanitation utility for the south bank of the Tagus. Comparable as a directly competing concession structure serving a different geographic territory under the same Portuguese multimunicipal sanitation regulatory framework.
• Águas do Douro e Paiva: Sister AdP concessionaire historically responsible for water supply and sanitation in the Douro/Paiva basin area. Comparable as a multimunicipal utility with overlapping geographic footprint in northern Portugal and similar AdP ownership structure.

Others

• Águas de Portugal SGPS: National water and sanitation holding company and 58.52% majority shareholder of Simdouro. Comparable as the parent of a portfolio of multimunicipal concession utilities operating under the same Portuguese regulatory and ownership framework.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/simdouroportugal

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Simdouro - Saneamento Do Grande Porto, S.a.