Find Phone number, Location Address and all other information of Event Management Companies in Islamabad Xenith Public Relations (Pvt) Ltd. Islamabad on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number +92-51-2211455, 2211456, or you can visit their location in person, address location is: Office No. 2, NAS Plaza, Khursheed Market, F-10/1, Islamabad..