In this paper, we examine how the early adoption of agile methodologies influences survival of startup companies, and the level of success startup and entrepreneurs can record while embracing specific principles and practices of agile. The research questions aim to explore key areas affecting the success of startups and entrepreneurial ventures. They seek to identify the primary challenges that startups face in achieving long-term success, understand how agile methodologies can be effectively adapted to support their growth and sustainability, and examine the roles of organizational culture and leadership in fostering long-term success through agile practices. Furthermore, in this paper, we will analyze the significance of effective delegation, impact of human factors as it relates to agile projects and findings on risk management among startups. We also list specific agile processes that played a key role in enhancing survival possibilities and chances of startup companies for companies that start-off practicing agile methods. This research is carried out using a mixed-method approach. This study concludes that the early adoption of agile methods significantly enhances the long-term success of startups by improving organizational culture, risk management, and adaptability.