Bella Tata was born in Bombay, but spent her early years in Poona and Bangalore. Her professional career in India as a Secretary and a manager spanned many industries and organizations - banking, paper, electronic, radio, pharmaceuticals and chemicals.

Bella immigrated to Canada in 1981. She joined the federal government in 1983 where she is currently Executive Assistance Officer, Pacific Region, Industry Canada. In 1993, she was awarded a Canada 125 Commemorative Medal for her notable contribution to the department, its clients, and for community work. In 2002, she was a recipient of the Queen's Golden Jubilee Commemorative Award.

Active involvement in community affairs commenced early, and she was drawn to do more by a family friend, Jamshed K. Pavri, who was one of the founders of The Zoroastrian Society of British Columbia (ZSBC). In 1992, Bella chaired the successful Eighth North American Zoroastrian Congress in Vancouver, B.C. From 1994 to 1998, she was Congress Chair for the Federation of Zoroastrian Associations of North America (FEZANA). From 1998 to 2000, she was the first President of ZSBC, which was incorporated in 1968. She continues with her efforts to bring the fruits of education, and the message of equality, harmony and unity to all segments of society. As of 2004, Bella lives in Vancouver with her mother, Shirin. Her sister, Zarine, is also in Vancouver with her husband, Nanu Dastur.