Altesse Quality Food SA, operating under the brand Fayza, specializes in producing halal-certified sauces, adapting popular Belgian sauce recipes to meet halal certification standards. Their product range includes a variety of cold sauces and mayonnaise, available in different packaging sizes such as squeeze bottles and traditional jars. The company emphasizes the use of natural ingredients without preservatives, reflecting Belgian gastronomy's quality. Their products cater to both retail and food service sectors, with a focus on private label manufacturing.