Eng Lebbi Mwendavanu Kisitu Changullah was born on 27 March, 1955 in Mwatasi Village, district of Kilolo in Iringa Region, Tanzania. In 1978 he went to Moscow the capital of the then Soviet Union (USSR) for a scholarship at Lumumba University where in 1984; he graduated his Master’s Degree in Mechanical Engineering.

Upon return to Tanzania in October 1984, he joined the Tanzania Electric Supply Company (TANESCO) in the Planning Department as a Planning Engineer. In 1987 he went to the United States of America to study Engineering Economics and Energy Planning at the University of Pennsylvania – Philadelphia. Since 1989, he has been working in the same department as Senior Planning Engineer then Principle Planning Engineer and he was working as Manager of Strategic Planning before being appointed to the post of EAPP Secretary General in April, 2014.

During his employment period in TANESCO, he attended trainings on several courses related to Power Sector- specializing on among others, Project Management, Generation and Transmission Plan­ning and preparation of Power System Master Plans in the countries of Canada, Sweden, Norway, Denmark, Brazil, South Africa, Ghana, Togo, Benin, Kenya, Rwanda, Burundi, Ethiopia, Sudan, Egypt and Botswana.

Lebbi is a panellist at the AIX Power & Renewables meeting on 27 October 2020.