This final thesis deals with the role of ethics and morality in the business of modern companies. The emergence and development of business ethics resulted in the emergence of a new way of doing business which minimizes and eliminates previously unethical behaviors in the business world. Companies establish business ethics to promote integrity among their employees and gain trust from key stakeholders, such as investors and consumers. Business ethics refers to the moral principles and values that guide business behavior. It encompasses all aspects of business conduct, from decision-making to corporate social responsibility. Business ethics ensure a certain level of trust between consumers and corporations, guaranteeing the public fair and equal treatment. Companies that apply business ethics have multiple benefits to their business. Companies that act ethically and responsibly are more likely to gain the trust and loyalty of their customers. Companies that have a strong ethical reputation are more attractive to potential customers, employees, and investors. The role of ethics and morality is extremely important in the business of modern companies.