The satisfaction of 500 De La Salle University students towards the customer service rendered by the window personnel were gathered and measured. The sample population were taken through the use of incidental sampling. A 35-item customer service survey was constructed as an essential tool for data gathering. The weighted as whole and per category within each college were taken through the use of the Analysis of Variance (ANOVA). Comparison across variables were also obtained to find out which skills the students are satisfied with. Based on the results, there was significant difference in the level of satisfaction of the students with regard to the customer service rendered by the window personnel. The students were only satisfied with reliability and tangibles while unsatisfied with responsiveness, assurance and empathy. As a whole, the students were satisfied with the customer service they receive from the window personnel