John L. Kastner

Client Services, Inc. provides accounts receivable management and customer relationship management solutions. It offers call center solutions in the areas of first-party delinquency outsourcing, post charge-off recovery, retention programs, and customer-acquisition. The firm’s accounts receivables solutions include post charge-off collections, pre charge-off and outsourcing, consulting, skip tracing, bilingual services, debt buying, contact accounts receivable management, and government services. The company was founded in 1987 and is headquartered in St. Charles, MO. C