CK Enerji Boğaziçi Elektrik
CK Enerji Boğaziçi Elektrik is an electricity retail and distribution company serving the European side of İstanbul as a 'görevli tedarik şirketi' (assigned supply company).
Last updated September 15, 2026
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Overview
CK Enerji Boğaziçi Elektrik serves 4.6 million subscribers on the European side of İstanbul, equivalent to 10% of Turkey overall, as a 'görevli tedarik şirketi' (assigned supply company) under retail sales tariffs approved by the Energy Market Regulatory Authority (EPDK). The company also sells electricity to eligible free-market consumers through bilateral agreements with discounted tariffs and benefit campaigns, without regional restriction. It converted former bill collection points into Customer Transaction Centers (MİM) as part of a corporate transformation, and from March 2015 opened a transaction center every three days. It is part of CK Enerji, which serves 8.4 million electricity consumers across three regions and seven provinces in Turkey.
History
CK Enerji Boğaziçi Elektrik operates as a 'görevli tedarik şirketi' (assigned supply company) on the European side of İstanbul, serving 4.6 million subscribers — about 10% of Turkey — under retail sales tariffs approved by the Energy Market Regulatory Authority (EPDK). It also sells electricity to eligible free-market consumers via bilateral agreements with discounted tariffs and benefit campaigns, without regional restriction. The company converted former bill collection points into Customer Transaction Centers (MİM) as part of a corporate transformation; from March 2015, when this transformation began, it opened a transaction center every three days. It is part of CK Enerji, which serves 8.4 million electricity consumers across three regions and seven provinces in Turkey, with annual electricity distribution capacity of 40 billion kWh and sales capacity of 36 billion kWh.
Products and positioning
Residential electricity subscription
Electricity subscription start and termination processes for homes.
Business electricity subscription
Electricity subscription start and termination processes for businesses.
Industrial tariffs
Advantageous industrial electricity tariffs.
Commercial tariffs
Advantageous commercial electricity tariffs.
Green energy
Green energy offering.
Last resort supply
Last resort supply service.
Sources3 sources
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