Master Karl .T. Grubis
5th Dan (Master) Goshin-Jitsu
4th Dan Close Quarter Combat
4th Dan (Master) Self Defense
2nd Dan Juko-Ryu Jujitsu
4th Kyu Iaido (Kensai-Kai)
Level 1 Reiki
Kobu-Jitsu Kata Weapons Coach (Okinawan Kobudo)
Senior National Coach of Martial Arts Great Britain (CCPR)
Senior member of 'The Scottish Fighting Arts Society'
Member of 'Cobra Martial Arts Association'
Member of 'The British Kempo Society'
Registered with 'The Oriental Sports Association'