Zafar Iqbal Sobani has been appointed chief executive officer (CEO) of Hub Power Company Ltd (Hubco) with effect from July 1, 2011 for three years in place of outgoing CEO Vince R Harris. According to a communiqué despatched to KSE here Friday, Vince Harris has resigned as Hubco CEO from June 30, 2011. Similarly, Shamsul Islam has been appointed as company secretary in place of Arshad A Hashmi who was retired from the services.