Communication is considered an essential tool for organizational performances and growth. Most business rely on effective communication with both customers and employees to improve sales and enhance business growth. Poor or ineffective communication normally leads to mismanagement of an organization and undesirable business results. This study sought to explore the impact of business communication on the performances of employees. Communication was conceptualized into horizontal, downward, and upward communication forms and their influence on employee performance was determined based on data from 110 participants who were employees of different banking institutions in Greece. The study confirmed that effective communication in any business entity has a great influence in employee performance. Business are encouraged to maintain a good flow of information across the organization to as to improve employee performances and business profitability in the long run.