Litoral Transmisión S.A. is a Chile-based electric power utility company primarily engaged in the transmission and transformation of high-voltage electrical energy. The company develops, operates, and maintains an infrastructure network of power transmission lines and transformation substations integrated into Chile's National Electric System (Sistema Eléctrico Nacional - SEN), serving the central coastal zone, including the Valparaíso Region and adjacent industrial and residential corridors. Litoral Transmisión S.A. operates as a regulated transmission concessionaire, providing electricity transport and grid connection services to electric power generation companies, regional distribution utilities, and large non-regulated industrial consumers.
The company provides a comprehensive range of electrical infrastructure and grid transmission services, which include: high-voltage and medium-voltage electric power transmission across dedicated and zonal transmission circuits; electricity transformation and voltage regulation through power transformers, autotransformers, and reactive power compensation systems; substation operations, switching, and interconnection infrastructure for conventional and renewable energy power plants; operational dispatch monitoring and grid stability management coordinated with the National Electric Coordinator (Coordinador Eléctrico Nacional - CEN); transmission line preventive, predictive, and corrective maintenance services; and grid expansion engineering, power flow analysis, and connection point development under the technical standards established by the National Energy Commission (Comisión Nacional de Energía - CNE).
In recent developments, Litoral Transmisión S.A. has advanced capital expenditure and grid enhancement programs driven by the Chilean Ministry of Energy's national transmission expansion plans. The company has implemented automated supervisory control and data acquisition (SCADA) systems, digital substation protection mechanisms, and remote monitoring platforms across its transmission assets to improve operational reliability, minimize line losses, and optimize outage response times. In addition, following the integration of its controlling group, Chilquinta Energía S.A., under State Grid International Development Limited, Litoral Transmisión S.A. has focused on modernization investments aimed at reinforcing transmission capacity, adapting infrastructure for climate resilience, and accommodating increasing volumes of regional renewable energy generation.
Founded in 2017 pursuant to the legal unbundling and transmission open-access requirements of Chilean Transmission Law No. 20.936, Litoral Transmisión S.A. is headquartered in Valparaíso, Chile, and trades on the Santiago Stock Exchange under the ticker symbol BCS:LITORALTX.