The target group of the study is composed of the entrepreneurs having business in manufacturing and services in Istanbul (Marmara Region), Kayseri (Central Anatolia Region), and Van (Eastern Anatolia Region), Turkey. Istanbul is a first degree developed city, Kayseri is a second degree developed city, and Van is a fifth degree developed city. A questionnaire having three parts was developed to collect data for the study. The first part of the questionnaire was about the factors influencing the decisions of establishment of a new business, the second part was about the personality characteristics, and the third part was about the demographic features of the entrepreneurs. One-hundred-seventy-eight questionnaires were collected from the companies in the targeted regions, and their results are analyzed statistically.