The ILGP is a member organization of the Green Party of the United States (GPUS) and elects delegates who serve on the United States Green Party National Committee.  GPUS is a federation of state Green Parties and also partners with the European Federation of Green Parties and the Federation of Green Parties of the Americas.

ILGP's GPUS Delegation (elected 4/13/19)

Delegates (up to 9)

• Jack Ailey
• David Black
• Chris Blankenhorn
• Kimble Layden
  
• Gini Lester
• AJ Reed

Alternates (up to 9)

• Rita Maniotis
• Sheldon Schafer