Abstract: The banking sector in Nigeria underwent a drastic restructuring exercise to standardize its operation, and to return trust to stakeholders of deposit money banks in Nigeria, as a result of failing banks that were no longer able to meet up the trends of strategic adjustment exercises by the Central Bank of Nigeria (CBN). However, this study was carried out to examine the effect of merger and acquisition on the non financial performance of banks in Aguata LGA, Anambra State, Nigeria. The study adopted a survey research design method, and it population consisted of only deposit money banks that were involved in merger and acquisition exercise between the periods of 2009-2019. The simple random sampling method was adopted for a sample size of 316. The one way anova and pearson correlation was used to analyze data gotten from the field of study, while the likert style questioaire was used to obtain relevant data from the respondents. The finding from the study revealed that there is a significant positive effect of M&A on the non financial performance of deposit money banks.