The International Association of Outsourcing Professionals (IAOP) has once again recognized Donlen Corporation in the Top 100 category.  The official rankings will be announced in May by the organization. According to its Website, IAOP brings together the world’s leading outsourcing customers, providers and advisors in a powerful, active and growing global association to exchange thought leadership, share best practices and network to maximize their effectiveness at using outsourcing as a management tool.