The presiding person leading the business and possessing the highest authority in the company is chairman. The chairman leads and influences the board of the directors and chief officers to manage the financial, human, technical and environmental working of a corporation.

The CEO is also referred as an executive chairman and takes the command in hand in absence of the chairman. CEO is the top ranking in the executive officers rank.

A chief financial officer is a corporate officer designated at a high level in the corporate hierarchy for the purpose of managing finances for the organization. A CFO is directed to report to the CEO. In some organizations the term Treasures is used to define the CFO.

A CIO is a senior level in the corporate rank hierarchy responsible for the maintenance and establishment of the organization’s strategy and information ardently to ensure that the company’s information and data assets are protected adequately

CTO is sometimes also termed as a chief technical officer. This is among the high level ranks in hierarchy mainly responsible for managing company’s technology department along with research and development process.

CMO is a title designated to a professional whose responsibility is to manage different marketing activities in the corporation. CMO reports directly to a chief executive officer. This is a mid-level rank in the hierarchy.