Tarbet Ryen
Former Chair US Technical Advisory Group to ISO 55000, US Technical Advisory Group to International Standards Organization
![Tarbet Ryen](https://images.prismic.io/gfoaorg/27163793-5f17-4712-be23-e088cd5798cf_rtarbet.jpg?auto=compress,format&rect=0,0,250,200&w=500&h=400)
Mr. Tarbet is the former Chair of the US technical advisory group to the International Standards Organization (ISO) technical committee that produces the international standard for infrastructure asset management systems - ISO 55000. Mr. Tarbet is a subject matter expert in developing infrastructure asset investment forecasts that clearly connect capital investments in infrastructure to service level outcomes that stakeholders are willing to pay for.