Ontolog Forum

John Hall

Principal, Model Systems


email: john.hall [at]

John Hall is principal consultant of Model Systems, based in London, UK, and has more than 40 years’ experience of business and information systems. He is active in the OMG as co-chair of the Regulatory Compliance SIG and the Business Motivation Model RTF, and is a member of the SBVR RTF and the Decision Model and Notation FTF. John is a charter member and former chair of the Business Rules Group, and a board member of RuleML.

John’s current professional activity is mainly concerned with regulation and compliance, a mix of R&D and client assignments.