Consórcio Estreito Energia

What Consórcio Estreito Energia does

Consórcio Estreito Energia (CESTE) is a private Brazilian special-purpose consortium established in 2007 to develop and operate the UHE Estreito hydroelectric power plant on the Tocantins River, at the border of Maranhão and Tocantins states. It is jointly owned by ENGIE/Tractebel Energia (40.07%), Vale (30%), Alcoa (25.49%), and InterCement (4.44%), which collectively committed approximately R$5 billion in construction capital. The plant was built over a five-year period (2007–2012) creating approximately 36,000 direct and indirect jobs, with initial operations beginning in April 2011 and full inauguration in October 2012.

The core asset is a run-of-river (fio d'água) hydroelectric facility with 1,087 MW of installed capacity distributed across 8 turbine-generator units, sufficient to supply a city of 4 million inhabitants. Each unit undergoes quatriennial preventive maintenance covering synchronous generators, digital control systems, speed/voltage regulators, and turbines. The asset also features dedicated climatological, hydrogeological, seismological, and balneability monitoring programs, alongside a forest nursery (Berço da Natureza) that has produced over 1.2 million native Cerrado/Amazon seedlings for reservoir protection. CESTE holds IBAMA Operating License 974/2010 and SEMA-Maranhão License 500/2012, and operates under an Integrated Management System certified to ISO 9001, ISO 14001, and ISO 45001.

The business model is wholesale B2G electricity generation: CESTE sells power into the Sistema Interligado Nacional (SIN) via ANEEL-regulated energy auctions and long-term power purchase agreements, dispatch coordinated by ONS. The only direct commercial customer is the Brazilian national interconnected grid; consortium shareholders (notably Vale and Alcoa) take proportional physical energy to supply their industrial operations. Revenue is supplemented (or rather partially offset) by CFURH financial compensation obligations of 7% of gross generation value, redistributed monthly to 12 affected municipalities across Maranhão and Tocantins. Social license is maintained through the ISE (Investimento Social Estreito) program, which has invested R$118 million across 112+ projects in health, education, environment, and economic development in the 12-municipility coverage area.

Name

Consórcio Estreito Energia

Legal name

Consórcio Estreito Energia

Website

https://uhe-estreito.com.br

Company type

Private

Founded year

2007

Operating status

Operating

Headcount range

11–50 employees

Short description

Consórcio Estreito Energia (CESTE) is a private Brazilian consortium operating the 1,087 MW UHE Estreito run-of-river hydroelectric plant on the Tocantins River, selling wholesale electricity to the national SIN grid via ANEEL-regulated auctions under a consortium of ENGIE/Tractebel, Vale, Alcoa, and InterCement.

Ownership category

akta.pro rank

Product category

Hydroelectric Power Generation

NAICS

Hydroelectric Power Generation (221111)

SIC

Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Hydro Balance-of-Plant EPC (Penstocks, Gates, Intake/Outfall, Auxiliaries) (EUAEADAH)

Keywords

• Hydroelectric power generation
• Renewable energy production
• Electricity wholesale supply
• Dam operations
• Environmental compensation

Headquarters

HQ city

Estreito

HQ country

Brazil

HQ region

Latin America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Operations, Technology or R&D, Others, Personnel

Revenue model

1. Electricity Generation and Sales: CESTE generates electricity through its hydroelectric plant and sells power to the Sistema Interligado Nacional (SIN) via regulated energy auctions. Revenue comes from long-term power purchase agreements secured through ANEEL-regulated auctions. The plant operates as a base-load generation source contributing to Brazil's national electricity grid.
2. Compensação Financeira pela Utilização de Recursos Hídricos (CFURH): The CFURH is a financial compensation for the use of water resources, established by Federal Law 7,990/1989. Currently corresponds to 7% of the value of energy generated, per Federal Law 13,360/2016. CESTE passes this amount monthly to states and municipalities in the plant's coverage area, with ANEEL managing the collection and distribution.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Consórcio Estreito Energia (CESTE) operates and maintains the UHE Estreito run-of-river hydroelectric power plant on the Tocantins River at the border of Maranhão and Tocantins states in Brazil. The plant has 1,087 MW of installed capacity across 8 turbine-generator units and sells wholesale electricity into the Sistema Interligado Nacional (SIN) under long-term PPAs secured through ANEEL-regulated auctions. In parallel, CESTE delivers mandatory environmental monitoring (PBA programs), dam safety oversight, CFURH financial compensation, and social investment through its ISE program to 12 municipalities.

Product overview

Consórcio Estreito Energia (CESTE) operates the UHE Estreito hydroelectric plant as its core product - a run-of-river power station on the Tocantins River with 1,087 MW capacity across 8 generating units. The product portfolio is complemented by environmental management programs including the PBA (Plano Básico Ambiental) with 38 sub-programs, dam safety monitoring, environmental compensation distribution, social responsibility initiatives through ISE (Investimento Social Estreito), and a forestry nursery producing native seedlings. The company provides not only power generation but also comprehensive environmental monitoring, social development, and community engagement services across 12 municipalities.

Differentiator

Problem solved

Functional benefit

Brands

• ISE - Investimento Social Estreito: Social investment program of CESTE that has invested over R$ 118 million in 112 projects across 12 municipalities in areas of health, education, sanitation, and economic development.

Products and services

• UHE Estreito Hydroelectric Power Generation Wholesale run-of-river hydroelectric power generation at the UHE Estreito plant on the Tocantins River with 1,087 MW installed capacity across 8 turbine-generator units; electricity is supplied to the Brazilian Sistema Interligado Nacional (SIN) via ANEEL-regulated auctions under long-term PPAs for distribution companies and other grid participants.
• CFURH Financial Compensation Distribution Statutory distribution of Compensação Financeira pela Utilização de Recursos Hídricos (CFURH) equal to 7% of the value of generated energy (per Federal Law 13,360/2016) to states and municipalities in UHE Estreito's coverage area, managed by ANEEL.

Quantifiable outcome

• 1,087 MW installed capacity, sufficient to supply 4 million people
• +4 more outcomes

Named customers1 record

Segments5 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Nine partnerships are on record, tiered core and minor.

• Marinha do Brasil (Brazilian Navy)coreStrategic or Co-development PartnerLong-standing partnership with the 4th Naval District. Cooperation includes navigation safety, joint rescue operations, and administrative services. The Navy provides regulatory oversight for waterway safety and collaborated during emergency response operations.
• ISE (Investimento Social Estreito)coreStrategic or Co-development PartnerISE is CESTE's own social investment program that executes development projects in the 12 municipalities. Partners with BNDES for financing and works with municipal governments, NGOs, and community organizations to implement social, environmental, and economic development initiatives.
• ANEEL (Agência Nacional de Energia Elétrica)coreOthersANEEL is the regulatory agency that manages the CFURH compensation system, issues operating licenses, and oversees the electricity sector. CESTE operates under ANEEL regulatory framework.
• ONS (Operador Nacional do Sistema Elétrico)coreOthersNational System Operator coordinates the dispatch of generating units and grid operations. UHE Estreito operates as part of the Sistema Interligado Nacional under ONS coordination.
• NATURATINS (Instituto Natureza do Tocantins)minorStrategic or Co-development PartnerTocantins state environmental institute. CESTE provides equipment donations and support for fire prevention and environmental conservation activities at the Monumento Natural das Árvores Fossilizadas (MONAF).
• SEBRAEminorStrategic or Co-development PartnerService to Support Small Businesses. CESTE partners with SEBRAE to provide entrepreneurship training and business development support to local entrepreneurs in the 12 municipalities.
• Senar (Serviço Nacional de Aprendizagem Rural)minorStrategic or Co-development PartnerRural training service. Provides agricultural and handicraft training courses to rural communities affected by the dam, including food processing and production techniques.
• Fundação Universidade do TocantinsminorStrategic or Co-development PartnerWater quality laboratory performs balneability (beach water quality) monitoring for beaches in the reservoir area during the tourist season.
• FAPEAD / UEMA (Fundação de Pesquisa e Desenvolvimento / Universidade Estadual do Maranhão)minorStrategic or Co-development PartnerManages the Viveiro Florestal Berço da Natureza nursery producing native tree seedlings. Responsible for seedling production and distribution for environmental restoration programs.

Scale indicators14 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• AES Brasil (AES Tietê): Brazilian hydro-heavy IPP sold into the SIN via ANEEL auctions; directly comparable wholesale generator with similar hydro asset base and regulated revenue model.
• CTG Brasil (China Three Gorges): Acquired Duke Energy's Brazilian hydro portfolio; comparable large-scale run-of-river and reservoir hydropower operator selling into the SIN under ANEEL regulations.
• Tractebel Energia: Co-controlling shareholder of CESTE and one of Brazil's largest private hydro operators; comparable regulated-revenue hydro IPP model with similar long-term PPA exposure.
• ENGIE Brasil Energia: Major Brazilian generation operator and the largest consorciada of CESTE (40.07% via Tractebel/ENGIE); operates hydro, wind, solar, and thermal assets across Brazil under the same ANEEL framework as UHE Estreito.

Broad incumbents

• Neoenergia: Brazilian integrated utility with hydro, wind, and transmission assets; participates in ANEEL-regulated generation auctions and shares similar regulatory, hydrological, and grid exposure.
• CPFL Energia: Major Brazilian integrated utility with generation (including hydro) plus distribution; participates in the same ANEEL framework with overlapping exposure to Brazil's regulated energy market.
• Cemig Geração: Diversified Brazilian utility with material hydroelectric generation assets participating in the SIN; comparable regulated auction exposure and hydro-dependent cash-flow profile.
• Eletrobras: Brazil's largest state-linked power group with a vast hydro generation portfolio; serves the same SIN through ANEEL auctions and faces identical regulatory and hydrological dynamics as CESTE.

Others

• Alcoa Brasil: Consortium shareholder (25.49%) investing in hydro for captive aluminum-smelter offtake; shares the industrial captive-PPA logic underpinning UHE Estreito's structure.
• Vale S.A. Consortium shareholder (30%) with captive energy demand from mining operations; comparable industrial buyer behavior and vertically integrated energy-security motive.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/ceste-cons-rsio-estreito-de-energia-

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 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 Consórcio Estreito Energia