Abstract: Along with the changing times, the consumer does not just look at the product’s quality but also pay attention to the services provided by the company when consumers want to buy the product. With the good service quality, consumers will perceive thoughts about the product being consumed. Is the product includes products suitable for consumption or not. Therefore, quality of service becomes an important issue in increasing the frequency of sales. Service quality is any form of activity undertaken by the company in order to meet consumer expectations. Quality of service has five dimensions: tangibles, reliability, responsiveness, assurance and empathy. Maxx coffee at Bandung, also strongly in maintaining service quality to meet the expectations that consumers want. So Maxx coffee to create trust in the minds of the public as a good product and to meet the expectations of consumers to win the competition with other coffee shop. This study aims to examine and analyze whether there is any effect of service quality on loyalty with consumer trust as a mediation on consumers in Maxx coffee at bandung.