| The increasing telecommunication industry in recent years have changed radically as the pressure towards organizations and the environments surroundings increased. People need simplier information access with more high speed access, stable, lower price, and better than before. Fixed and wireless technologies are complementing each other. Nokia Siemens Networks was founded in 2007 to deliver a best products and solutions to the telecommunication operator market. Therefore this research was conducted to examine the promotional tools as part of the Integrated Marketing Communications which are used by Nokia Siemens Networks Sub Region Indonesia as part of the Nokia Siemens Networks Global to deliver the messages of new vision and mission to Indonesia’s customers. The implemented integrated marketing communication tools are advertising, public relation, website and corporate identity are considered the influencing dimensions of consumer buying decision. Research data was gathered using questionnaires for the technical managers of the telecommunication operators, and throughout the process 35 respondents were the sample of this research. Sample was chosen using the purposive sampling method and the collected data was analyzed with Simple Linear and Multiple Linear regression. Overall, this research shows that the implemented integrated marketing communications tools is succesfull and do bring influence toward costumer buying decision at Indonesia’s customers. |