- The Department of Minerals and Energy (2002 – 2003)
- Mining Qualifications Authority (2003 – 2005)
- The Department of Social Development (2006 – 2008)
- The South African Defence Force (2006 – 2008)
- Airports Company South Africa (2006 – 2008)
- CATHSETA (2007 – 2008)
- The City of Johannesburg (2005 – current)
- Sunning Hill Guest House (2006 – 2008)
- TEBA Bank (2006 – 2008)
- Standard Bank (2007 – current)
- Rand Water (2006 – 2008)
- The Department of Labour (2004 – 2005)
- South African Revenue Service (2004 – 2007)
- The Post Office (2011 – current)
- Total Facilities Management Company (2011 – Current)
- Johannesburg Roads Agency (2014)
- GCRA (2014)
