Sensei Anthony Barrett
AKS Chief Instructor
Cambourne Teacher
Head Grading Examiner
National Coach
AKS Referee
AKS Events Organiser
Training History
1976 – 1978 Ishinryu
1982 – 1985 Shotokan
1991 onwards
Wado-Ryu / Shito-Ryu
WKF Sport Karate
1991 – 2007 Shikon – UKA Syllabus
2007 onwards AKS Syllabus
Current Grade
5th Dan Black Belt
EKF Certificated 14/11/13
By Sensei Chris Thompson 9th Dan
Teaching History
Began Teaching 1993
Est Bishop’s Stortford Karate School 1995
Est Cambourne Karate School 2007
Developed the AKS Syllabus 2007
Founded Associated Karate Schools (AKS) 2008
Est Royston Karate School 2013
Teaching full time since 1995, producing many
National / International Champions and Medallists
Dan Grade Instructors and National Level Coaches
National / International Medals
A Barrett
4 x EKGB England National 1996, 1997, 2000, 2002
3 x English International Open 1997, 2000, 2001
Represented England 1997
2 x BKF British International 1997
1 x Danish International Open 1998
Performed in 3-on-3 Karate Showcase 1999, 2000, 2001
2 x New York International Open 2000
4 x Shikon National 1999, 2000
Current Registrations
AKS / EKF Licenced
EKF Association Membership
EKF Tatami Coach Accreditation
DBS Checked, First Aid Certificated
Public Liability Insured
Sensei Rafal Ratuszniak
AKS Instructor
Royston Teacher
Cambourne Assistant Instructor
Grading Examiner
Assistant Coach
AKS Judge
Training History
2007 onwards
Wado-Ryu / Shito-Ryu
WKF Sport Karate
AKS Syllabus
Current Grade
2nd Dan Black Belt
AKS Certificated 27/11/16
Teaching History
Cambourne Assistant Instructor since 2010
Royston Teacher since 2014
National Medals
R Ratuszniak
5 x BIKO National 2011, 2012, 2018, 2019
1 x UK Open 2014
2 x EKF (Kyu) England National 2012, 2013
Current Registrations
AKS / EKF Licenced
EKF Tatami Coach Accreditation
DBS Checked, First Aid Certificated
Public Liability Insured
Sempai Ria Ellis
AKS Assistant Instructor
Grading Examiner
AKS Judge
Training History
2006 – 2007 Shikon – UKA Syllabus
Wado-Ryu / Shito-Ryu
WKF Sport Karate
2007 onwards AKS Syllabus
Current Grade
2nd Dan Black Belt
AKS Certificated 10/05/15
Teaching History
Class Assistant since 2009
Assistant Instructor since 2014
National Medals
R Ellis
5 x BIKO National 2013, 2014, 2015
1 x UK Open 2014
1 x EKF (Kyu) England National 2013
Current Registrations
AKS / EKF Licenced
DBS Checked, First Aid Certificated
Sempai Ellena Barrett
AKS Assistant Instructor
Grading Examiner
AKS Judge
Training History
2010 onwards
Wado-Ryu / Shito-Ryu
WKF Sport Karate
AKS Syllabus
Current Grade
1st Dan Black Belt
AKS Certificated 24/11/19
Teaching History
Cambourne Class Assistant since 2016
Assistant Instructor since 2023
National Medals
E Barrett
5 x BIKO National 2013, 2014, 2016, 2017, 2018
1 x UK Open 2014
1 x EKF (Kyu) England National 2015
1 x BKF British Four Nations 2016
AKS Female Kumite Champion 2023
AKS Kata Champion 2023
Current Registrations
AKS / EKF Licenced
DBS Checked, First Aid Certificated
Sempai Jack Broderick
AKS Assistant Instructor
Grading Examiner
AKS Judge
Training History
2008 onwards
Wado-Ryu / Shito-Ryu
WKF Sport Karate
AKS Syllabus
Current Grade
1st Dan Black Belt
AKS Certificated 24/11/19
National Medals
J Broderick
AKS Male Kumite Champion 2023
Current Registrations
AKS / EKF Licenced