3.4.1 Regional overview Sentech regional office is situated in Cape Town, with four TCCs in Cape Town, George, Vredendal and Upington. The structure has an acting head for the Eastern and Western region; one senior TCC Manager in Cape Town with 22 staff members, one TCC manager in Vredendal with nine staff members, George which has nine staff members, Upington has seven staff members; and one support services manager in the Western region with seven staff members.