About NCO Group Inc
2010 Global Outsourcing 100;500 Largest Sales Forces In America;2009 Global Outsourcing 100;America's 500 Largest Sales Forces;Top 50 Outbound Teleservices Agencies
2010 Global Outsourcing 100;500 Largest Sales Forces In America;2009 Global Outsourcing 100;America's 500 Largest Sales Forces;Top 50 Outbound Teleservices Agencies