كتب : Hatem Maher
"I penned a three-year contract with Contractors," Ramadan told FilGoal.com.
"Contractors new coach Mohamed Amer was keen on signing me. He played a key role in finalizing the move."
The 26-year-old Ramadan, who scored four goals last season, leaves Tersana following their relegation to the second division.
Amer, who took over at Contractors after guiding Asyut Petroleum to Premier League safety, is looking to strengthen the team's shaky defense.
The Mountain Wolves, who finished ninth, leaked 37 goals in the recently-ended season.