The study results which constitute this book was aimed at determining the effect of ITSM practices on IT service delivery in Kenyan state corporations. This was trigered by the concern from educators and industry practitioners on the effect of ITSM practices on IT service delivery. The findings show a statistically significant relationship between disaggregated and aggregated ITSM practices and IT service delivery. The study also established that the combined ITSM practices, enablers, integration strategies have high effect on IT service delivery than the individual variables. The concluding recommendation include up-scaling ITSM practices in state corporations for optimal effect on IT service delivery.