Competency has been the bedrock of each and every successful sector. This paper attempts to explore the package of success factors of effective competency mapping in a few representatives Captive Power Plants (CPP) of Odisha. The paper outlines data reduction using exploratory factor analysis (EFA) from an archetypal sample of 420 respondents drawn from four public and private power units of Odisha. Investigation reveals competency mapping process is an effective apparatus including six success factors that lend it credence: result orientation, transparency, updated practice, management support, employee participation and strategic orientation. These factors assign different weightage in terms of perception and significance towards mapping of competencies and embellishing knowledge. A convenient non probability sampling method has been espoused in this study. Future research on this study may attempt to replicate this research with intercession and temperance function to explore the interrelationship of effective competency mapping factors and employee performance. A wider organization network may be used to see whether the success factors have some degree of impact. The study assumes significance as Odisha state in India has been a constantly growing economy in case of power manufacturing and distributing area. The identified success factors do serve power sector organization positively and are observed to be beneficial in terms of employee involvement, establishing transparent communication channels to deliver consistent growth, developing leaders for future, aligning individual performance in sync with organization vision and mission. Power manufacturing and supply industries play a significant role in economic growth supporting the vision of Government of India’s initiative “Power for all”. “Power” is the most essential constituent of infrastructure impacting economic growth and welfare. Power manufacturing units are facing challenges in human knowledge development and its forward linkage with business sustainability. The paper explores the success factors contributing towards having an effective competency mapping of CPP in Odisha. The present study is among the few work studied in the past regarding exploring the success factors behind effective competency mapping. The findings add significantly to the scanty information in this area in Odisha context.