Find Phone number, Location Address and all other information of Construction Companies in Karachi Siam Enterprises Karachi on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number +92-21-35800784, or you can visit their location in person, address location is: Suite No. 5, Plot No. 4-C, 2nd Sunset Lane, Phase II (Ext), DHA, Karachi, Pakistan..