He was killed in a traffic accident in Nyanga last night.
District Police Officer Minor for Nyanga, Superintendent Grace Munhuwei confirmed the development.
She said police are still carrying out investigations to determine the cause of the accident.
The Resident Minister and Governor for Manicaland Province, Christopher Mushowe has also confirmed the death.
Details and other burial arrangements are yet to be announced.
Mourners are gathered at have farm in Odzi.
Pemhai was Managing director of CBC Consultancy and past president of the Confederation of Zimbabwe Industries (CZI) Manicaland Chamber.