This study empirically examines organizational barriers to delivering high-quality service performance as mensured by customer perceptions and expectations. Using the extended mice-quality model developed by Zeithaml, Berry, and Parasuraman (Journal of Marketing, 52, 35-48) as a conceptual framework, five specific propositions implied by the model and by earlier studies contributing to its development were tested. Such testing required a complex research design involving five service companies as well as samples of customers, contact employees, and managers from each company. The results have practical implications and suggest an agenda for future