Learning organization is vital to the development of any Nation, because of its capacity to enhance skill development, decision making capabilities, and knowledge. Hence learning organization's is a slogan for achievement and sustainability in an organization. A lucrative organization is an organization that devote with utmost intentionality in continuous learning and job enrichment (Budhiraja, 2022). The wide deficiency broadly spread in Nigerian SMEs in employing and utilizing the dimensions of learning organization which has birthed below the benchmark achievement of their business hence the gap in the study. SMEs in Nigeria have been tagged has having a barrier to success, and bankruptcy due to various dangerous issues, including firm size. Cross-sectional survey method was utilized based on the ability to capture a singular mark in time, acquiring info from a group at a single point and matching participants, and a simple random sampling technique was employed due to its suitability for homogeneous demography gives members of the sample the liberty to be selected. Also, the validity of all scales was established using confirmatory analysis, which demonstrated satisfactory reliability. The study utilized SmartPLS version 4.0 in the execution of the algorithm and bootstrapping using a two-tailed technique. The findings from the analysis using structural equation modelling indicate that the dimensions of a learning organisation have a symbolic influence on the size of small and medium-scale enterprises (SMEs) in Nigeria. The implication of the findings is that the findings will assist management in diagnosing and systemizing strategies to address the persistent challenge that has hindered the industry's progress over time. It will also help them in achieving the organisational goals, gaining a competitive edge, and preparing for the uncertainties and dynamic nature of the business landscape.