Sumbana attended Eduardo Mondlane University of Maputo. In 1994, she was elected to the National Parliament and she served until 2009. In 1997, she became the Secretary of the Central Committee for International Relations of the FRELIMO Party, serving in this capacity until 2006.

 

Matos also provided services for the Ministry of Education and Culture and the UN Development.

Sumbana also helped found the Mozambique Red Cross and was its Deputy President from 2000-2004.

She speaks English, French, Portuguese, Spanish, and Tsonga.

 

She is married and has four children.