Education
He attended the Yelwa Boarding Senior Primary School, Maiduguri (1956 - 1958), Government College, Zaria, now Barewa College (1959 - 1963) and Okene-Provincial Secondary School (1964 - 1965).
He attended the Yelwa Boarding Senior Primary School, Maiduguri (1956 - 1958), Government College, Zaria, now Barewa College (1959 - 1963) and Okene-Provincial Secondary School (1964 - 1965).
He had previously served as a Federal Capital Territory Minister from 8 February 2001 to 17 July 2003. Gana was born in 1943 in Damboa, Borno State. He was admitted to Ahmadu Bello University, Zaria (1966 - 1969) where he obtained a degree in electrical engineering.
He worked as executive engineer in the Ministry of Works and Housing of North-Eastern State.
In October 1979 he was appointed Bornu State Commissioner for Works and Housing by the Greater Nigerian People"s Party (GNPP) government of Bornu State under Governor Mohammed Goni. In 1983 he was the gubernatorial candidate of the GNPP in Bornu State.
Abba-Gana became a wealthy manitoba Foreign several years he was on the board of the National Electric Power Authority (NEPA).