Steve Slusarenko, Executive Chair of the Sumdex initiative, which is working on developing a national building information/geospatial model of underground infrastructure in Canada.  This activity modelled on the United Kingdom’s National Underground Registry.  The UK government recognized that this approach to “smart” geo-built environments saved billions in costs and accelerated innovation and productivity in Canada.  It is also heavily dependent on the development of new and advanced approaches to interoperable data.