It is imperative to have competencies in Organization Development. Organization Development is a strategy that aims at improving the effectiveness of an organization. It should be aimed at improving the structure of the organization in order for the organization to adapt to challenges and to new technologies. Competencies in this field are therefore imperative to achieve the desired change. This is because an organization development intervention may call for making of difficult and tough choices. There are core competencies in OD that are mandatory for effectiveness of the process.