US INTERNATIONAL OF GRANDMASTERS&MASTERS SOKESHIP UNION LIST OF DIFFERENT TYPES OF CERTIFICATIONS WE HAVE. REPRESENTATIVE CERTIFICATION. INTERNATIONAL CERTIFICATION. MASTERS CERTIFICATION MININUM 35 YEARS IN THE MARTIAL ARTS. GRANDMASTERS CERTIFICATION MININUM 45 YEARS IN THE MARTIAL ARTS. GRANDMASTERS INTERNATIONAL CERTIFICATION MININUM 45 YEARS IN THE MARTIAL ARTS. INTERNATIONAL BLACKBELT CERTIFICATION. MASTER CERTIFICATION 30 YEARS IN THE MARTIAL ARTS FOR MORE INFORMATION ON OUR PROGRAM EMAIL SOKE MARIO HOFFMAN VICE PRESIDENT mhoffman1117@yahoo.com THANK YOU.