Kru Chris Kew
- Instructor certification Ajahn Khan Phady 2004
- Instructor certification Burklerk Pinsinchai 2006
- WMF National Representative 2006-2011
- IAMTF International Judge and referee certification 2001
- IMTF International Judge and referee certification 2003
- WMF International Judge and referee certification A class 2011
- CAMTAO Full Instructor 2003