Sheila Donzella, whose real name is Nalongo Nadete Sheila, is a Ugandan socialite and businesswoman. She is the founder and CEO of Zella Events, a company that puts on events in Kampala and other places in Uganda.

Sheila Donzella is now an artist manager and music promoter. She has been promoting the music of Ugandan artist Big Eye star Boss, who has now joined the Podium, which is the Bryan White Foundation. bigeye is in a relationship with Sheila Donzella.

Sheila Donzella lived outside of Uganda for a long time before she moved back and started a business putting on events and promoting music.

Sheila Donzella got a lot of attention when she invited Zari Hassan's other wife, Hamisa Mobeto, to her show in Kampala after Zari Hassan had hosted the All White Party there.