| Industry | Oil and gas |
|---|---|
| Founded | Ukrainian Petrol Company (1991) |
| Defunct | 2009 |
| Headquarters | Kyiv and Dniepropetrovsk, Ukraine |
Area served | Ukraine |
Key people | Yulia Tymoshenko (November 1995 - January 1997) Oleksandr Tymoshenko (January 1997 - 2009) Hennady Tymoshenko (died May 2012) Alexander Gravets (vice president and co-owner) |
| Products | Natural gas |
| Revenue | $4 billion (1996)[1] |
United Energy Systems of Ukraine, (UESU) (Ukrainian: Єдині енергетичні системи України, ЄЕСУ), was a natural gas trading company in Ukraine. In the years 1995 and 1996, it was the largest natural gas importer in Ukraine. The company was affected by a series of financial irregularities leading to criminal charges against the principals and closure of the company in 2009.