Ron van Riet studied arts in Antwerp and began his career doing freelance assignments for Fotogravure Steurs. He was an artist of the Vandersteen studios since 1970. He cooperated on the 'Bessy' production for the German market, and became head of the 'Bessy' studio in 1980. Van Riet was the artist of the series 'Robert en Bertrand' from 1985 until the end (text by Marck Meul).
When the series was canceled, Van Riet went to work as a freelance artist for Woepie, the children's supplement of Het Laatste Nieuws. For Suske en Wiske Weekblad, he developed the series 'Zwik en Zwak' with Pug. Van Riet additionally made illustrations for children's and educational books.
He has worked with Eddy Ryssack on the advertising comic 'Het Flying Circus'. He also took over Ryssack's character 'Woepie' in Het Laatste Nieuws. Van Riet has inked the Jeff Broeckx comics 'Gaston en Leo' and 'De Bobbejaanstory'.
In 1998, he drew the educational and historical comic 'De Wolf van Sint-Pieter' with text by Edward de Maesschalck for Het Davidsfonds. Other promotional strips by Van Riet are 'Graag Gedaan' (1996), 'De Vermetele Verzamelaar' (1999) and 'De Val der Blinden' (2002).