This study aim to analyze the influenze of Promotion and Personal Sellingon ConsumerBuy Interest of PT ARAS DINAMIKA ABADI Medan. Research variable include : ConsumerBuy Interest (Y) as the dependent variable, Promotion (X1) as the independent variable, andPersonal Selling(X2) as the independent variable. This study adopted the MarketingManagement theory, as it pertaining to the Promotion, Price Strategy, and Consumer BuyInterest.This research applies a survey approach with a descriptive and qualitative method anduses an explanation power as it characteristics. The method of collecting the data is done byusing interview, questionaires, and documentation study. The method of data analysis used isthe multiple regression analysis and the simple regression analysis. The population of this studyare 90 consumers of PT ARAS DINAMIKA ABADI Medan and the samples taken are 90consumers.The first hypotesis finding shows the Promotion influences significantly on theConsumer Buy Interest of PT ARAS DINAMIKA ABADI Medan. The second hypotesis showsthat Personal Sellinginfluences significantly on the Consumer Buy Interest of PT ARASDINAMIKA ABADIMedan. The third hypotesis shows that the Promotion and PersonalSellingsimultaneously influence significantly on the Consumer Buy Interest of PT ARASDINAMIKA ABADI Medan. In partial, the Personal Sellingvariable shows more dominantlythan the Promotion of PT ARAS DINAMIKA ABADI Medan. This means that the ConsumerBuy Interest of PT ARAS DINAMIKA ABADI Medan are influenced highly by the PersonalSellingand it is the Personal Sellingthat gives mostly.Keywords : promotion, personal selling, consumer buy interest