The Democratic Alliance DA in Gauteng has called on Premier Panyaza Lesufi to blacklist service providers implicated in the Tembisa Hospital looting scandal .
The party intends to picket outside the Premiers office on Thursday to demand accountability and the return of more than R2 billion stolen from the hospital .
DA Gauteng Shadow Health MEC, Dr Jack Bloom, says he will hand over a memorandum with all the partys demands.