- Suomen Pysäköintiyhdistys r.y. (Finland)
- National Parking Association
- Polish Organisation of Parking Industry
- VEXPAN
- Automated & Mechanical Parking Association (AMPA)
- Texas Parking and Transportation Association
- Pacific Intermountain Parking & Transportation Association (PIPTA)
- International Parking & Mobility Institute
- Parking Swiss
- Fédération Nationale des Métiers du Stationnement (FNMS)