This demonstration concentrates on eServices (supporting electronic services) for Virtual Organization (VO) management support. The eServices are provided by the VOM toolkit (a suite of VO management tools), which was developed to support the VO manager in managing the VO throughout its life-cycle. In this demo the eServices related to all phases of the VO life-cycle are demonstrated together with the toolkit and benefits identified during pilot testing. Categories and Subject Descriptors [DEMO]: Industrial Software Keywords Virtual Organization, distributed process management