- B Proc (University of Port Elizabeth)
- High Court litigation – with a specialised interest in Road Accident Fund related matters
- Property Law
Sonja was admitted in 2003 and joined BLC Attorneys in 2009. She is a member of the Port Elizabeth Attorneys Association and Businesswomen’s Association (BWA). Sonja served on the board of the Nelson Mandela Bay Business Chamber, and was also elected as the one of their Top 40 under 40 Achievers in 2014.