Geosteady was born on 1 April 1990 at Mulago Hospital the biggest national referral hospital in Kampala, Uganda.
His parents are Mr. Ssebagala George William and The Late Nantongo Agnes. He grew up from Kiggaga zone, Nateete in the outskirts of Kampala-Uganda's capital city. He started schooling at Nateete Primary School and later joined St. Henry's Primary School- Ndikuttamadda, where he completed primary education. He joined St. Henry's College- Gangu and Masaka Senior Secondary School for O&A Levels respectively.