Ireland:

  • Enrico Will (Head Instructor & Founder of the Grassiva SDO) Headquarters Ireland

Belgium:

  • Tim Van Baelen (Head Instructor BeNeLux) Expert Instructor GRASSIVA Level 3 & GSDS                                                         Head Instructor & Founder of TSC Tactical Security Combatives
  • Arjan Borremans (TSC Basic Instructor + BeNeLux Grassiva Assistant Instructor)

Sweden:

  • Magnus Degeus (Head Instructor Sweden) Expert Instructor GRASSIVA Level 3
    MasterInstructor Grassiva Self Defense System
  • Jim Kamen, Grassiva Graduate 1, level 2 Instructor and MasterInstructor GSDS

United Kingdom:

  • Jonathan Cotterill-Bolsover (Expert Instructor GRASSIVA Level 1)
  • Keith James (Graduate 1 Level 1 Instructor)

Pakistan:

  • AbdulSamad Khan (Head Instructor GSDO Pakistan) Graduate 2, level 1 Instructor GRASSIVA
  • Ishma Alam (Assistant Instructor GSDO Pakistan)

California:

  • Miles Tuffs (Head Instructor GSDO California) Grassiva Self Defense System

Chile:

  • Ivan Tobar (Head Instructor GSDO Chile) Grassiva Self Defense System
  • Eduardo Alfaro (GRASSIVA G1 Level 1 Instructor & Nunchaku + Yawara Stick Weapon Instructor

China:

  • Martin Prado (Head Instructor GSDO China) GRASSIVA G1 Level 1 Instructor

Tennessee:

  • Jeff Bennett (head Instructor GSDO Tennessee) G1 Level 1 Instructor

Germany:

  • Marco Schrader (Grassiva Self Defense System Instructor)
  • Lucas Freund  Headquarters Germany, Grassiva Self Defence System & GRASSIVA G1 Level 1 Instructor

Netherlands:

  • Michel Landman, Grassiva Self Defense System, Stickfighting, Nunchaku
  • Douwe ter Horst, GSDS, Stickfighting
  • Dennis van Rijn, GSDS
  • Patrick van Steen, GSDS
  • Colan Plomp, GSDS

Cote d’Ivoire:

  • Rahim Adebodje (Grassiva Level 1 Instructor)