SOLUTIONS IN
O&M ENGINEERING

CONNECTED BY THE
COMMITMENT TO
OPERATE, MAINTAIN AND
EVOLVE ENERGY
SYSTEMS.

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SERVICE
AREAS

OPERATION
MAINTENANCE
CONSULTING
ENGINEERING
Wind, solar and substation
O&M ENGINEERING

SPECIALISTS IN
O&M OF ELECTRICAL
ASSETS

COTESA Engineering is a specialist in Operation & Maintenance Engineering of electrical assets in Generation and Transmission of energy. We invest in technology, innovation and knowledge, being one of the pioneer companies to perform "live-line maintenance".

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SOLUTIONS IN O&M ENGINEERING

OPERATION & MAINTENANCE OF GENERATION AND TRANSMISSION ASSETS
7.0 GW IN O&M OF SOLAR AND WIND GENERATION ASSETS.
1.38 GW OF HYDROELECTRIC GENERATION.
10,300 KM OF HIGH AND EXTRA HIGH VOLTAGE TRANSMISSION LINES.
Coverage map of Brazil
3 REGIONAL SHARED SERVICES HUBS ACROSS BRAZIL.
132 SUBSTATIONS CONNECTED TO THE NATIONAL GRID.
OPERATIONS IN 21 STATES AND THE FEDERAL DISTRICT.
KNOW COTESA

STRATEGIC
PARTNER IN THE
ENERGY SECTOR

COTESA Engineering works every day to be the best partner in the energy sector, combining technical excellence with socio-environmental responsibility and maximum safety in service delivery.

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COTESA INSTITUTIONAL VIDEO
COTESA Institutional Video
COTESA NEWS

FIND NEWS ABOUT THE ENERGY SECTOR

Quando o controle parece suficiente
GERAL
06.02.2026

When control seems sufficient

At Cotesa, operational decisions consider accumulated risk, asset integrity, and reliability.

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Capacidade contratada exige operação consistente
GERAL
06.02.2026

Contracted capacity requires consistent operation.

LRCAPs reinforce that expanding capacity only generates value when there is operational control and responsiveness.

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Transmissão no centro da eficiência
GERAL
06.02.2026

Transmission at the heart of efficiency

ANEEL's auction reinforces the strategic role of the grid in distributing energy with predictability.

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SEE ALL NEWS