non-governmental

US /ˌnɑːn ˌɡʌv.ɚnˈmen.t̬əl/
UK /ˌnɑːn ˌɡʌv.ɚnˈmen.t̬əl/
"non-governmental" picture
1.

not connected with or controlled by a government

:
The organization is a non-governmental entity.
Many non-governmental organizations provide aid in disaster zones.