Abstract: This study focused on isolating and identifying fungi from sachet waters sold in Bwari area council of Federal Capital Territory Nigeria, and also to determine the quality of the sachet water after treatment processes. Samples were collected from 4 different brands and then subjected to physicochemical analysis using standard methods of American Public Health Association (APHA) and fungal identification on potato dextrose agar. This study revealed 18 fungi isolates belonging to 5 fungal species were isolated across all 4 brands analyzed.