This report discusses the implementation of Information Technology Service Management (ITSM) in Hewlett-Packard (HP). It explores the strategies and aspects of ITSM in the company, including IT service management, governance and risks, service strategy, service design, service operation, continual service improvement, service delivery, and the impact of ITSM on professional culture and business proposition. The report concludes that ITSM brings notable changes to the culture of the organization, improves service delivery, and increases customer satisfaction.