Electricidade da Madeira

What Electricidade da Madeira does

Electricidade da Madeira (EEM — Empresa de Electricidade da Madeira, S.A.) is the vertically integrated regional electricity utility for the Autonomous Region of Madeira, Portugal, operating under a regulated concession that covers generation, transmission, distribution, and commercialization across the islands of Madeira and Porto Santo. The company generates electricity through a diversified mix of hydroelectric plants (Calheta, Serra de Água, Socorridos, Fajã da Nogueira, Ribeira da Janela, Lombo Brasil, Fajã dos Padres, and Calheta Inverno), thermal plants (Porto Santo and Vitória), and battery storage installations (Caniçal CBM2 and Porto Santo CBPS2), and operates the high-voltage transmission network, low- and medium-voltage distribution grids, substations, public lighting, and a dispatch center. EEM is regulated by ERSE under Portugal's National Electrical System framework and holds €20,000,000 in share capital, with three wholly-owned subsidiaries (EMACOM in telecommunications, ENEREEM in energy, and a biotechnology unit).

EEM serves residential (BTN), small commercial (BTE), and medium-voltage (MT) customers under regulated ERSE-approved tariffs, plus a social tariff for vulnerable consumers, and is expanding its producer-facing services for UPAC self-consumption units, renewable energy communities (CER), and special-regime producers (PRE). Customer-facing digital services are delivered through the EEM Online portal, electronic invoicing, and direct-debit, supplemented by physical EEM stores (Lojas EEM). Revenue mechanics are dominated by recurring regulated tariff collection across customer segments, supplemented by one-time grid-connection fees for both consumption and production installations. EEM is currently executing an EU-funded capital cycle — including PRR C14-i02-RAM (hydroelectric remodeling, battery storage expansion, synchronous compensator, smart grid rollout), PRR C21-i11.02-RAM (Porto Santo photovoltaic park), CEF-funded submarine cable interconnection and Green Ports Madeira, FEDER/INTERREG MAC GEOTERMAC, and Horizon Europe projects (AHEAD, i-STENTORE) — that is materially expanding its renewable and storage footprint. Innovation activity is consolidated under the EEM Inov sub-brand, and metering/inspection services are commercialized through SIAM.

The company is privately held as a public limited company (Sociedade Anónima), headquartered in Funchal at Avenida do Mar e das Comunidades Madeirenses n.º 32, employs 501-1,000 people, and functions under regional government oversight as the sole licensed electricity provider for the Madeira archipelago.

Name

Electricidade da Madeira

Legal name

EEM - Empresa de Electricidade da Madeira, S.A.

Website

https://www.eem.pt/

Company type

Private

Founded year

1897

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Electricidade da Madeira (EEM) is the regulated, vertically integrated electricity utility for Portugal's Autonomous Region of Madeira, generating, transmitting, distributing, and commercializing power across Madeira and Porto Santo under ERSE-approved tariffs.

Ownership category

akta.pro rank

Product category

Regulated Electricity Utility

NAICS

Electric Power Generation, Transmission and Distribution (2211), Electric Power Generation (22111), Fossil Fuel Electric Power Generation (221112)

SIC

Electric Services (4911), Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Power Plant Electrical Systems EPC (Switchyard, Transformers, Protection & Controls) (EUAEAAAM)

akta.pro secondary industry

Distribution Substations & Switching Stations (MV) EPC (EUAEACAC)

Keywords

• Electric utility services
• Electricity distribution
• Power generation
• Hydroelectric generation
• Smart grid infrastructure

Headquarters

HQ city

Funchal

HQ country

Portugal

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Infrastructure, Operations, Personnel, Supply Chain, Technology or R&D

Revenue model

1. Electricity Distribution and Commercialization: EEM generates revenue through regulated electricity distribution tariffs and energy commercialization to end consumers in the Autonomous Region of Madeira. The company operates under ERSE-regulated tariffs for different customer segments including BTN (residential), BTE (small businesses), and MT (medium voltage customers).
2. Network Connection Services: Revenue from connection fees and infrastructure services for new installations, both for consumption facilities and producer installations including UPAC (self-consumption units) and CER (renewable energy communities)

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

Electricidade da Madeira (EEM) is the vertically integrated regional electricity utility for the Autonomous Region of Madeira, Portugal, producing, transmitting, distributing, and commercializing electricity through its own infrastructure. The company operates hydroelectric and thermal power plants, battery storage systems, and the complete transmission and distribution grid serving residential (BTN), small business (BTE), and medium voltage (MT) customers across the Madeira archipelago.

Product overview

Electricidade da Madeira (EEM) operates as a vertically integrated regional utility serving the Autonomous Region of Madeira. The company offers a unified portfolio of generation (hydroelectric and thermal plants), transmission, distribution, and commercialization services for electricity. Customer-facing digital services center on the EEM Online portal for account management, electronic billing, and direct debit payments. Infrastructure products include the distribution network (low and medium voltage), public lighting, battery storage systems, and smart grid modernization initiatives managed under the EEM Inov innovation division. Energy producers can access grid connection and production in special regime services. The company is regulated by ERSE under Portugal's National Electric System framework.

Differentiator

Problem solved

Functional benefit

Brands

• EEM Inov: Innovation division focused on developing innovative energy solutions and modernizing infrastructure
• EEM Online
• Museu Casa da Luz

Products and services

• EEM Online Customer Portal

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Four partnerships are on record, tiered core and strategic.

• ERSE (Entidade Reguladora dos Serviços Energéticos)coreOthers · 1 January 2021EEM operates under the regulatory oversight of ERSE, which approves all electricity tariffs, quality of service standards, and regulatory requirements for the Portuguese energy sector. EEM complies with ERSE regulations for the National Electrical System under Decree-Law 15/2022 and electric mobility regulations.
• EMACOMcoreTechnology or Integration · 1 January 2021EMACOM is a subsidiary of EEM (Empresas participadas) involved in telecommunications infrastructure, likely providing fiber optic and communications services for grid management and telecommunications.
• ENEREEMcoreStrategic or Co-development PartnerENEREEM is a subsidiary company (empresas participadas) of EEM, operating in the energy sector as part of the EEM group of companies.
• Horizonte Europa / Horizonte 2020strategicStrategic or Co-development PartnerEEM participates in EU research programs including SMILE, INSULAE (Horizonte 2020), and AHEAD, i-STENTORE (Horizonte Europa) focused on energy storage technologies, renewable integration, and island energy systems.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Endesa: Spanish utility operating the Canary Islands' vertically integrated electricity system. Most directly comparable to EEM given island geography, regulated monopoly structure, and renewable-plus-thermal generation mix.
• Hawaiian Electric Company: Vertically integrated island utility serving the Hawaiian archipelago with isolated grids. Comparable to EEM on island-system operations, renewable integration challenges, and storage deployment needs.
• Puerto Rico Electric Power Authority (LUMA Energy operator): Operates Puerto Rico's island grid under a concession similar to EEM's Madeira concession. Comparable on regulated monopoly, hurricane exposure, and grid-modernization capex programs.
• Caribbean Utilities Company: Vertically integrated electricity provider for Grand Cayman, Cayman Islands. Comparable as a small-island regulated utility with similar isolated-grid operating economics.
• Bermuda Electric Light Company (BELCO): Sole provider of electricity to Bermuda under a regulated franchise. Comparable as an island-only utility with limited geographic expansion options and diesel-plus-renewable generation mix.

Broad incumbents

• EDP - Energias de Portugal: Largest Portuguese utility with generation, distribution, and commercialization across mainland Portugal. Comparable as a Portuguese peer in the same regulatory family under ERSE oversight.
• Enel S.p.A. Global integrated utility with extensive island and remote-grid operations (e.g., Enel Green Power island microgrids). Comparable as a broad incumbent operating vertically integrated regulated networks in island contexts.
• Red Eléctrica de España (Redeia): Spanish transmission system operator owning the Canary Islands' transmission grid. Comparable as a peer TSO serving Spanish island systems in the same regulatory framework as EEM's parent jurisdiction.
• REN - Redes Energéticas Nacionais: Portuguese TSO/GSO operating the national transmission grid. Comparable as the Portuguese system operator counterparty that oversees interconnection rules relevant to EEM.
• Galp Energia: Major Portuguese integrated energy company spanning upstream, refining, renewables, and retail electricity. Comparable as a Portuguese energy peer with overlapping regulatory and capital-market context.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries3 records

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 Electricidade da Madeira