http://www.regionalsupplyblog.com/2013/01/03/regional-supply-is-iso-9001-2008-certified/... For the full article about Regional Supply. This is a Video Summary of the media advisory by Regional Supply entitled "Regional Supply is ISO 9001: 2008 Certified." This summary provides a brief overview about how ISO 9001:2008 certification impacts customers of Regional Supply. sign supplies wholesale, sign supplies