The broad objective of this paper is to determine the effect of person-organization fit on the organizational sustainability of selected banks in Ekpoma, Edo State. Specifically, this paper seeks to ascertain the effect of employee personal value on the competency of selected banks in Ekpoma, Edo State. Survey research design was adopted for the study, a total population of one hundred and twenty three (123) was used for the study, complete enumeration sampling method was used for the study because the population is a manageable size, the data collection tool employed by the researcher was the questionnaire, while the analysis of the data was done using the linear regression analysis. The findings revealed that employee personal value impacts the competency of selected banks in Ekpoma, Edo State since (F = 233.041; R2 = 0.852; P < 0.05). The researcher therefore concluded that person-organization fit impacts the sustainability of the banks in focus. It was against this backdrop that the researchers recommended an identification of the personal values of prospective employees by the human resources department during the recruitment and selection process and only individuals whose personal values aligns with that of the organization should be employed.