{Summer Session of O/A-Level & SAT & Grade3-9} Summer Session of O/A Level & SAT & Grade 3-9 is In Progress at all Flagship Campuses of GreenHall Academy. For Details Call: 1)Johar Town: 0311-6333666 , 2)Wapda Town Campus : 0311-6333444 , 3)DHA Phase I Campus :0331-5314143, 4)Gulberg Campus:0312-5314148, 5)Paragon City Campus:0320-7777456, 6)DHA Phase IV Campus: 0320-6666989, 7) Faisal Town Campus: 03116333777.