Advanced Call Center Technologies, a provider of contact center, back office support and Customer Relationship Management (CRM) services to Fortune 100 companies, has hired Marc Keller as chief compliance officer. In his new position, Keller is responsible for ensuring that ACT complies with all internal, client and governmental requirements.

Prior to joining ACT, Keller spent 11 years at Telerx Marketing, a wholly owned subsidiary of Merck & Co., with call centers throughout the United States and Canada. At Telerx, Keller most recently served as director of corporate compliance. Prior to working at Telerx, Keller was a practicing attorney for eight years in Pennsylvania and New Jersey.