Pastor Kayanja started the Miracle Centre as a papyrus reed structure, together with a few other young ministers. Today it is among the region’s largest church buildings, accommodating over 10,000 people. He is also overseer of the Miracle Bible College, the Never Again Children’s Project and the Kapeeka Orphanage. He is the director of Miracle Television and a frequent speaker on Daystar Television Network. The church has also founded over 1,000 Miracle Centre churches across the country.