| Location | Organization | PI Name | Coordinator Name |
| Athens, GREECE | Attikon University Hospital | Leonidas Stefanis | Maria Stamelou |
| Atlanta, GA | Emory University | Stewart Factor | Barbara Sommerfeld |
| Baltimore, MD | Johns Hopkins University | Liana Rosenthal | Arita McCoy |
| Barcelona, SPAIN | Hospital Clinic de Barcelona | Maria Jose Marti | Alicia Garrido |
| Birmingham, AL | University of Alabama at Birmingham | David Standaert | Courtney Blaire |
| Boca Raton, FL | PD and Movement Disorders Center of Boca Raton | Stuart Isaacson | Lisa Carvajal |
| Boston, MA | Boston University | Marie Saint-Hilaire | Cathi A. Thomas Raymond James |
| Chicago, IL | Northwestern University | Tanya Simuni | Karen Williams |
| Cincinnati, OH | University of Cincinnati | Alberto Espay | Kristy Espay |
| Cleveland, OH | Cleveland Clinic Foundation | Hubert Fernandez | Jennifer Mule |
| Houston, TX | Baylor College of Medicine | Joseph Jankovic | Christine Hunter |
| Innsbruck, AUSTRIA | Innsbruck University | Werner Poewe | Beatrice Heim |
| Kassel, GERMANY | Paracelsus-Elena Clinic Kassel/University of Marburg | Brit Mollenhauer | Diana Willeke |
| London, UK | Imperial College London | Yen Tai | Laura Payne |
| New Haven, CT | Institute for Neurodegenerative Disorders | David Russell | Debra Smejdir |
| New York, NY | Columbia University Medical Center | Karen Marder | Helen Mejia Santana |
| New York, NY | Beth Israel Medical Center | Susan Bressman | Deborah Raymond |
| Paris, FRANCE | Pitié-Salpêtrière Hospital | Jean-Christophe Corvol | Etienne Dubecq |
| Philadelphia, PA | University of Pennsylvania | Lana Chahine | Carly Linder |
| Portland, OR | Oregon Health & Science University | Penelope Hogarth | Madeline Cresswell |
| Rochester, NY | University of Rochester | Irene Richard | Grace Zimmerman |
| Salerno, ITALY | University of Salerno | Paolo Barone | Susan Ainscough |
| San Diego, CA | University of California at San Diego | Douglas Galasko | Dan Szpak |
| San Francisco, CA | University of California, San Francisco | Caroline Tanner | Farah Kausar |
| San Sebastian, SPAIN | Hospital Universitario Donostia | Javier Ruiz-Martínez | Elisabet Mondragon |
| Seattle, WA | University of Washington/VAPuget Sound Health Care System | Shu-Ching Hu | Krista Specketer |
| Sun City, AZ | Arizona Parkinsons Disease Consortium-Banner Sun Health Research Institute | Holly Shill | Zoran Obradov |
| Sunnyvale, CA | The Parkinsons Institute & Clinical Center | Salima Brillman | Linda Rees |
| Sydney, AUSTRALIA | Macquarie University | Dominic Rowe | Madelaine Ranola |
| Tampa, FL | University of South Florida | Robert Hauser | Leigh Harrell |
| Tel Aviv, ISRAEL | Tel Aviv Sourasky Medical Center | Nir Giladi | Anat Mirelman |
| Trondheim, NORWAY | Norwegian University of Science and Technology | Jan Aasly | Anne Grete Kristiansen |
| Tubingen, GERMANY | Universitat Tubingen, DZNE und Hertie-Institut fur Klinische Hirnforschung | Kathrin Brockmann | Katharina Gauss |
