iEnergizer Limited provides business process outsourcing (BPO) and content transformation services in the United Kingdom, India, the United States, and internationally. The company operates through Business Process Outsourcing and Content Delivery segments. It offers a suite of content and publishing process outsourcing, and customer management services, including transaction processing, customer acquisition, customer care, technical support, billing and collections, dispute handling, off the shelf courseware, KYC services, and market research and analytics through various platforms, such as voice-inbound and outbound, back-office support, online chat, mail room, and other business support services.