Rob Mack is winemaker and co-owner with wife Louise of McLaren Vale’s Aphelion Wine Co. Established in 2014, Aphelion has quickly gained a strong reputation for quality and value with a focus on grenache. Aphelion has been awarded trophies at several wine shows, including winning the Young Gun of Wine award and taking out Best Small Producer in McLaren Vale at the McLaren Vale Wine Show. Mack was also shortlisted for the 2023 Halliday Winemaker of the Year Award.

Mack graduated from Charles Sturt University with a Bachelor of Wine Science (taking out the University Prize for Sparkling Wine Production) and is an active wine show judge at both regional and capital city shows. He also completed the AWRI Advanced Wine Assessment Course and was a scholar of the Len Evans Tutorial in 2019. He has completed the Wine Scholar Guild French Wine Scholar program (graduating with Highest Honours) and is currently a Master of Wine student.