Crnogorski Elektroprenosni Sistem
Montenegro's national electricity transmission system operator, responsible for operating and developing the country's high-voltage transmission network.
Last updated August 25, 2026
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Overview
Crnogorski Elektroprenosni Sistem AD, commonly known as CGES, is Montenegro's electricity transmission system operator. Based in Podgorica, the company operates the national high-voltage electricity transmission network and provides the infrastructure through which electricity is transported across Montenegro and exchanged with neighboring power systems. Its role is distinct from electricity generation and retail supply: CGES manages the transmission layer of the power sector, supporting the secure movement of electricity between power plants, distribution networks, large consumers, and cross-border interconnections. The company was formed in 2009 when the transmission business separated from Elektroprivreda Crne Gore (EPCG), Montenegro's former integrated electricity utility. The separation created a dedicated transmission operator and was part of the restructuring and partial privatization of Montenegro's electricity sector. Following the transaction, the Government of Montenegro retained a 55% stake. Italian transmission operator Terna acquired 22%, while Serbia's transmission company Elektromreža Srbije, commonly abbreviated EMS, acquired 15%. The ownership structure linked CGES to neighboring and regional transmission institutions while preserving majority public ownership. CGES is also associated with Montenegro's integration into the wider European electricity system. It is a member of the European Network of Transmission System Operators for Electricity, the organization that coordinates European transmission operators and supports cooperation on system operation, interconnection, and electricity-market integration. Membership reflects CGES's role in the regional transmission network rather than a consumer-facing retail brand. One of the company's most significant infrastructure projects has been the development, together with Terna, of a submarine electricity cable connecting Tivat in Montenegro with Pescara in Italy. The interconnector is approximately 450 kilometres long and has a stated capacity of 600 megawatts. The project provides a direct high-voltage link between Montenegro and Italy and strengthens Montenegro's position within the European electricity transmission system. It also gives the country an important cross-border transmission asset connecting the Western Balkan and Italian electricity markets. CGES's core activities include operating and maintaining the transmission grid, managing transmission-system security, facilitating cross-border electricity transfers, and participating in regional and European coordination arrangements. Its infrastructure and operating responsibilities make it a critical national utility even though most end users encounter the company indirectly through the reliability of the electricity system rather than through a retail product. The company is organized as a joint-stock entity, reflected in the AD designation in its formal name, and its shares are associated with the Montenegro Stock Exchange under the symbol PREN. Publicly available reference material identifies CGES as an active transmission operator, but does not provide sufficient information here to describe its current management team, detailed financial performance, tariff structure, or the full scope of its transmission assets. Those details should be verified against current company, regulatory, stock-exchange, or annual-report sources.
History
CGES emerged from the restructuring of Montenegro's electricity sector in 2009. Before the separation, electricity transmission was part of the vertically integrated activities of Elektroprivreda Crne Gore, or EPCG. The creation of a standalone transmission company established a distinct institutional operator for the high-voltage network and separated transmission from the generation and broader utility activities associated with EPCG. The new entity was initially associated with the name Prenos AD and is commonly identified today by the acronym CGES, derived from Crnogorski Elektroprenosni Sistem. Its formation coincided with partial privatization. The Government of Montenegro retained 55% of the company's shares, preserving public control, while the Italian transmission operator Terna obtained 22% and the Serbian transmission operator Elektromreža Srbije obtained 15%. The participation of specialist transmission companies from Italy and Serbia gave the company regional strategic links and aligned it with the operating environment of neighboring electricity systems. CGES's institutional role is to operate Montenegro's electricity transmission system. This includes maintaining high-voltage transmission infrastructure, supporting reliable system operation, enabling the transfer of electricity between domestic network nodes, and facilitating international exchanges. As a transmission system operator, CGES is part of the infrastructure layer of the electricity industry rather than a conventional electricity retailer or consumer brand. The company became connected to wider European transmission cooperation through membership in the European Network of Transmission System Operators for Electricity. This regional and European role is important for a relatively small electricity system such as Montenegro's, because cross-border interconnections can improve system integration and support electricity exchanges among neighboring markets. A major infrastructure undertaking associated with CGES is its cooperation with Terna on the submarine cable between Tivat and Pescara. The cable spans approximately 450 kilometres and has a stated capacity of 600 megawatts. By linking Montenegro directly with Italy, the project created a significant cross-border electricity route across the Adriatic and strengthened Montenegro's place in the European transmission network. It is also the most prominent project identified in the available reference material. CGES is organized as a joint-stock company and is identified on the Montenegro Stock Exchange by the symbol PREN. The available reference material confirms its public-company structure, ownership history, transmission-system role, European network membership, and cooperation with Terna, but does not provide enough verified information for a detailed account of later management changes, annual financial results, regulatory proceedings, or subsequent network expansions. Such information should be updated from current company disclosures, regulatory records, and stock-exchange filings.
- 2009
CGES separated from EPCG
[1]Montenegro's electricity transmission activities were separated from Elektroprivreda Crne Gore, creating a dedicated transmission system operator.
- 2009
Partial privatization established strategic ownership
[1]The Government of Montenegro retained 55% of CGES, while Terna acquired 22% and EMS acquired 15% according to the available reference material.
Tivat–Pescara submarine cable developed
[1]CGES and Terna built an approximately 450-kilometre submarine electricity interconnector between Tivat and Pescara with a stated capacity of 600 megawatts.
Products and positioning
Montenegro's publicly controlled national electricity transmission operator and a regional electricity-interconnection participant.
Electricity transmission · 2009
National high-voltage transmission network
CGES operates and maintains Montenegro's high-voltage electricity transmission infrastructure. The service moves electricity between generating facilities, substations, distribution networks, major consumers, and international interconnections. It is an infrastructure and system-operation service rather than a packaged consumer product, with reliability and secure network operation as its principal value.
Cross-border electricity infrastructure
Tivat–Pescara submarine interconnector
Developed by CGES in cooperation with Terna, this submarine electricity cable connects Tivat in Montenegro with Pescara in Italy. The interconnector is described as approximately 450 kilometres long with a transfer capacity of 600 megawatts. It provides a direct transmission route between Montenegro and Italy and supports regional and European electricity-system integration.
Brand decisions
2009
Create an independent transmission system operatorStrategyBackground
Montenegro restructured its electricity sector by separating transmission activities from the previously integrated EPCG business.
Action taken
A standalone joint-stock transmission company, CGES, was established and partially privatized.
Aftermath
The Government of Montenegro retained majority ownership, while Terna and EMS became strategic minority shareholders. CGES subsequently operated as Montenegro's dedicated electricity transmission system operator.
- Develop a direct Montenegro–Italy transmission connectionOther
Background
CGES and Terna pursued a major cross-border infrastructure project to connect Montenegro's transmission system with Italy.
Action taken
The companies built a submarine cable between Tivat and Pescara, approximately 450 kilometres long and rated at 600 megawatts.
Aftermath
The project created a direct electricity transmission link across the Adriatic and strengthened CGES's role in regional and European power-system integration.
Sources1 sources
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