Look in the wiki http://www.jboss.org/community/docs/DOC-11170 btw, using google with the words 'jbpm reference' yields this result... please do a little more 'homework' before posting. There are many more (big) companies that use it (fortune 500) but they do not want to be mentioned. One that I know is in the list is the SNS Bank, a major financial institution in the Netherlands View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4187567#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...