This study titled “educational diversity and organizational efficiency: A study of MTN Lagos, Nigeria”, constitutes response to specific gap (scarcity of literature on educational diversity and organizational
efficiency, more so, as touching telecommunication with specific focus on MTN, Lagos State). Survey research design, questionnaire, and simple random sampling were applied. A sample of 200 emerged from population of MTN Lagos staff, through application of Taro Yamane’s formular. Correlation analysis was done, apparently, correlation coefficient between educational diversity and organizational
effectiveness was 0.364, a confirmation of moderate positive relationship. Result was statistically significant (p = 0.000 < 0.01). Pvalue was less than significance level of 0.05, hence, we reject null
hypothesis, which states that educational diversity has no significant relationship with organizational effectiveness in MTN, Lagos State. This study concludes that educational diversity significantly enhances
organizational effectiveness at MTN, Lagos State. In line with findings, researchers recommend that MTN, Lagos State, should ensure a mix of employees with varying educational backgrounds and provide
continuous learning opportunities. Encouraging skills acquisition, professional certifications, and alternative educational perspectives would help leverage diverse educational experiences for improved
problem-solving and organizational efficiency.