The idea of effectiveness measurement in supply chain context stresses the importance of value development process for the forthcoming member of the chain. The main purpose of this paper is to develop a conceptual model of organizational buying effectiveness in the supply chain context, emphasizing the importance of marketing orientation in the purchasing process. Literature has revealed that there are many focal interaction points between relationship marketing, supply chain management, and organizational buying. The effectiveness framework was developed regarding the value perception, organizational buying involvement, and decentralization of decision making Keywords supply chain management · business relationships · organizational buying behavior · organizational buying effectiveness · performance measurement · value procurement