| Link | Location |
|---|
| Veruska Oropeza | San Francisco, California, United States |
| Erich Orozco | Atlanta, Georgia, United States |
| Tracy Orrison | Washington D.C., , United States |
| Christian Orsatti | Sophia Antipolis, France |
| Ronald Orsi | New York, New York, United States |
| Liz Orsini | Minneapolis-Optum & United Health, Minnesota, United States |
| Guillaume Orsoni | Paris, France |
| Radek Orszewski | Wrocław, Poland |
| Andrea Ortalda | Ubtershcleissheim, Germany |
| Stefano Ortalda | Turin, Italy |
| Anthony Ortega | San Antonio, Texas, United States |
| Eric Ortega | Brea, California, United States |
| Julia Orth | München, Germany |
| Elisabeth Orthuber | Munich, Germany |
| Jesper Ørting | Hobro, Denmark |
