Polskie Stowarzyszenie na rzecz Osób z Niepełnosprawnością Intelektualną has 12,500 members. It implements its statutory tasks through 126 Local Groups and the Main Board.
PSONI manages 402 facilities which provide services for 22,000 children and adults with intellectual disability. The Association employs 4,200 people. The members of PSONI represent the following groups:
parents and legal carers of people with intellectual disability
persons with intellectual disability as well as complex deficiencies and conditions
other members of the persons’ families
the persons’ friends
professionals involved in working for people with intellectual disability