KARACHI-PSO, the nation’s leading energy company, celebrated Pakistan’s Independence Day at PSO’s head office in Karachi. Managing Director and CEO, Syed Taha hoisted the national flag. To reaffirm commitment for a greener Pakistan, tree saplings were planted. Company officials attended the event with great zest and zeal. As the national flag bearer, PSO is dedicated to relentlessly work for the nation’s progress and prosperity.