Sitel Worldwide Corporation offers a range of international business process outsourcing services. It serves various clients in the provider in the customer care, fulfillment, item processing and marketing services industry. The company provides and integrates a variety of customer management services for its clients. It services include order and payment processing, warehousing, e-commerce and marketing. Sitel Worldwide Corporation administers several customer retention and loyalty programs. It specializes in database development and campaign management. As a subsidiary of Onex Corporation, Sitel Worldwide Corporation operates more than 50 facilities in over 10 countries throughout North America, Europe, Asia and Africa. The company has a staff of nearly 20,000 associates in the United States, Austria, Canada, France, Germany, India, Ireland, Morocco, Netherlands, Philippines, Poland and the United Kingdom.