Despite the importance of characteristics of the entrepreneurs in new ventures, less significant attempt has been made to conceptualize the impact of the actors' social, human and psychological capital on the growth of new ventures. The goal of this study is to analyze the characteristics of entrepreneurs based on most prominent attributes of actors including social capital, human capital, and psychological capital for actors of new ventures formed under Imam Khomeini Relief Foundation support in Tehran and Alborz provinces. This is a practical study from goal perspective, and a qualitative research from the perspective of data gathering and analyzing methods. Using template case study, in this research we performed in-depth semi-structured interviews with 14 successful and unsuccessful businesses elected through judgmental sampling. Based on the results, psychological capital of entrepreneurs more effective in the success new ventures than their human and social capital.