The importance of sustainability is meanwhile well known in research as well as in practice. One way to produce moresustainable goods is the use of renewable resources. In this paper we present a two-staged study, consisting of a quantitativesurvey followed by qualitative interviews with companies which use renewable resources as an input for production. Thefocus of our study is on the diffusion of IS and supporting technologies and concepts in these special industrial sector. Due tothe natural growth and environmental influence factors it can be supposed that renewable resources are underlying a greateruncertainty regarding quantity, quality and time of availability. Therefore we also examine the influence of IS on uncertaintyin the companies surveyed