We have a platform, but nobody builds on it – what influences Platform-as-a-Service post-adoption?

When higher-level management of a company has strategically decided to adopt Platform-as-a-Service (PaaS) as Cloud Computing (CC) delivery model, decision-makers at lower hierarchy levels still need decide whether they want post-adopt PaaS for building or running an information system (IS) – decision that numerous companies are currently facing. This research analyzes the influential factors this managerial post-adoption on IS-level. A survey 168 business and Information Technology (IT) professionals investigated decision. The results show decision-makers’ perceptions risks inhibit post-adoption. Vendor trust trialability reduce these perceived risks. While competitive pressure increases benefits, it does not significantly influence Controversially, security privacy, cost savings, top support do post-adoption, opposed findings company-level adoption. Subsamples constructed by form post-adoptive use (migration IS, enhancement new IS development) exhibit better goodness-of-fit measures than full sample. Future should explore interrelation factors.