Key Energy Stays Active in December 2007

For the month ending December 31, 2007, there were 19 working days. Key Energy Services Inc. logged 201,476 rig hours and 187,973 trucking hours for the month. This is in comparison to 20 working days for the month of November 2007, which logged 203,529 rig hours and 194,866 trucking hours.

The Company calculates working days as total weekdays for the month less any company holidays that occur that month. For the month of January 2008, there are 23 working days.

Key Energy Services, Inc. is the world's largest rig-based well service company. The Company provides oilfield services including well servicing, pressure pumping, fishing and rental tools, electric wireline and other oilfield services. The Company has operations in all major onshore oil and gas producing regions of the continental United States and internationally in Argentina, Canada and Mexico.