This study focused on the investigation of the financing constraints of small and medium enterprises in South- Western Nigeria. The study determined how high bank changes, high legal documentation fees and collateral securities are related to financing constraints for small and medium enterprises in south- western Nigeria. The study was carried out using a quantities methodology through administration of a structured questionnaire. The data gathered was analyzed using descriptive and inferential statistics such as percentages, correlation analysis and multiple regression, with the aid of statistical package for social science (SPSS) version 20 with a cut off set a p= 0.05 level of significance. The study was conducted in six states of south – west Nigeria that is Lagos, Ogun, Oyo, Osun, Ondo and Ekiti. The result show that high bank charges constitute financing constraint since p-value is < 0.05; there is no significance evidence to conduct that high legal documentation fees is a constraint to financing small and medium enterprises since p-value is > 0.05 and there is positive but weak relationship between collateral securities and financial constraint of small and medium enterprises in south-west Nigeria. This study has contributed to literature on financing constraints of small and medium enterprises
Keywords: Financing, Financing Constraints, Small and Medium Enterprises