Councillor Mbandezi was born on 13 June 1978. He attended the Khanna Secondary School, and obtained a BSc (Honours) from the University of the Western Cape in 2003. He worked as a banker for nine years before moving into politics in 2011.
In addition to being the Mayoral Committee Member for Finance, he also serves as a PR councilllor in Subcouncil 2.
He has served as chairperson of the Finance Portfolio Committee, and member of the Human Settlements Portfolio Committee.
Cllr Mbandezi is an executive member of the NGO Isipho Sezipho, which distributes food parcels to the impoverished communities of Bloekombos and surrounds, and is involved in outreach to the homeless. He is also a member of the Bloekombos Health Forum, the Kraaifontein Community Police Forum, and the Bloekombos Development Forum, which champions development in wards 101 and 6.