The term CORP. BIGWIG refers to a high-ranking executive in a large corporation. The four crossword solutions for this term are PRES (4 letters), EXEC (4 letters), CEO (3 letters), and CFO (3 letters). The President (PRES) is the highest ranking executive in a company, followed by the Executive (EXEC) who is responsible for the day-to-day operations of the company. The Chief Executive Officer (CEO) is the head of the company and is responsible for making major decisions. The Chief Financial Officer (CFO) is responsible for managing the financial aspects of the company.