Health practitioners, and their qualifications are listed with the HSPCA
Financial Services providers are registered with the Financial Services Board
The Statutory Sheriff's Board lists the sheriffs for each jurisdiction
Locate a Sheriff of the Court | Justice Department: Maps to see which sheriff has jurisdiction per magisterial district
The website for the Judiciary: South African Judiciary and Courts
The Law Society of the Northern Provinces (LSNP) lists practising attorneys in its jurisdiction, the former Transvaal (Gauteng, North West, Limpopo and Mpumalanga), via their find an attorney function.
The Law Society of the KwaZulu Natal lists practising attorneys in its jurisdiction.
The Cape Law Society lists practising attorneys in its jurisdiction.
The Law Society of the Free State lists practising attorneys in its jurisdiction.
The Justice Department lists advocates currently assigned to cases.
Advocates Currently Appointed to Cases - includes case numbers (National)
The various regional advocates' bars tend to list their membership.
Verify An Advocate's Registration, Details (Johannesburg)
Verify An Advocate's Registration, Details (Pretoria)
Verify An Advocate's Registration, Details (KZN)