In today’s offshore assets operations, managing mature assets has become part of day-to-day business for most operators. Many of these offshore facilities are still in production despite being at the tail-end or, for some, even beyond their intended designed lives. New subsurface discovery technology and various recovery methods have been the key factors driving the prolonged operation of these mature assets. However, operating mature assets presents a different set of challenges and it is imperative for Operators to find Safe, Effective and Optimum operating, integrity and maintenance management and strategies.