Every Not every HORAL member does not participate participates, and the participating breweries can vary from year to year.
In 2009, the eight participating breweries were 3 Fonteinen, Boon, De Cam, De Troch [[Hanssens_Artisanaal_bvba|Hanssens]], Lindemans, [[Brouwerij_Oud_Beersel|Oud Beersel]] and Timmermans.