Rory Duncan will take over as head coach of the Cheetahs during this season's Currie Cup campaign.
Tobias Botes is one of three new signings for the Kings ahead of their Currie Cup Premier Division campaign.
Brad Macleod-Henderson will coach the Sharks in the Currie Cup this year.
The Currie Cup qualifying competition will commence in early June, with the winner progressing to the Premier Division in August.
Frans Ludeke will replace Pine Pienaar as the Blue Bulls coach in the 2014 domestic competition.
Cheeky Watson says the EP Kings' promotion to an eight-team Currie Cup Premier Division will strengthen the development taking place in the province.
The Eastern Province Kings will compete in the 2014 Currie Cup Premier Division and not challenge the last-placed South African franchise for a place in the 2015 Vodacom Super Rugby tournament.