Highlights Abstract Aureobasidium spp. are the dimorphic fungi which have both major yeast cells and minor filamentous cells. Different strains of Aureobasidium spp. can synthesize different enzymes for utilization of a wide range of substrates including various wastes. Aureobasidium spp. also can synthesize many natural products such as pullulan, β-glucan, polymalate, liamocins, siderophores and melanin which have many applications in various sectors of biotechnology. Furthermore, their