Vitaly Hryhorovych Butenko

DTEK LLC operates as a privately-held energy company. Its key business segments are coal mining and preparation, electrical power generation, and electrical power sales and supply. The company was founded in 2005 and is headquartered in Kiev, Ukraine.

DTEK LLC operates as a privately-held energy company. Its key business segments are coal mining and preparation, electrical power generation, and electrical power sales and supply. The company was founded in 2005 and is headquartered in Kiev, Ukraine.

Credit Suisse First Boston LLC provides global investment banking services in the United States. It provides private banking and financial advisory services and banking products. Its businesses include securities underwriting, sales & trading, investment banking, private equity, alternative assets, financial advisory services, investment research and asset management. It is headquartered in New York, NY.

DTEK Energy BV operates as a holding company with interests in coal production, electricity generation, and distribution. It operates through the following segments: Coal Mining and Power Generation on Thermal Power Plants, Coal Resale, Electricity Export; Electricity Distribution; Kyivenergo; and Others. The company was founded by Rinat Leonidovych Akhmeto in 2009 and is headquartered in Kiev, Ukraine.

DTEK Holdings Ltd. engages in investment activities. It also provides power generation and distribution services through subsidiaries. The company was founded on April 10, 2006 and is headquartered in Nicosia, Cyprus.