| Organization name | Address | First registered nodes | Current registered nodes |
|---|---|---|---|
| Greeff Jeanette | --- | 1 | 0 |
| Chong Wesley | --- | 1 | 0 |
| Wagner Markus | --- | 1 | 0 |
| Henrik Toorvald | --- | 1 | 0 |
| Oren Isaac | --- | 1 | 0 |
| Mark Mullings | --- | 1 | 0 |
| Bernal Volnys Borges | --- | 3 | 0 |
| Internet Administration | --- | 1 | 0 |
| Vektis | --- | 0 | 1 |
| Shin Kap J | --- | 1 | 0 |
| Uebel Roger | --- | 1 | 0 |
| Theodoros Paraskevopoulos | --- | 1 | 0 |
| Shana Tauai | --- | 1 | 0 |
| W.M.Yiu | --- | 1 | 0 |
| Verlinden Pascal | --- | 1 | 0 |
| Murray Wendell | --- | 1 | 0 |
| Harry J.E Day | --- | 1 | 0 |
| David Araujo | --- | 0 | 1 |
| Lazaros Economou | --- | 1 | 0 |
| Goyo John | --- | 1 | 0 |
| CHRISTUS Santa Rosa Hospital-Westover Hills | 11212 State Highway 151 San Antonio, Texas 78251 United States (the) |
1 | 0 |
| Goldblat Roei | --- | 1 | 0 |
| Alexandr Belyaev | --- | 1 | 0 |
| JiWei Wang | --- | 1 | 0 |
| David Schwartz | --- | 1 | 0 |
| Brandl Franz | --- | 1 | 0 |
| Patalenszki Attila | --- | 1 | 0 |
| Kutzner Preston | --- | 1 | 0 |
| Johny Van Genechten | --- | 1 | 0 |
| Mary Ellen Kramer | --- | 0 | 1 |
| St. Peter's Hospital | 2475 Broadway Helena, MT 59601 United States (the) |
1 | 0 |
| Jorge Aguilera Gonzalez | Evaluacion y Desarrollo de Negocios, S.L. Betancunia 1 Madrid 28017 Spain |
1 | 0 |
| DFN-CERT GmbH | --- | 1 | 0 |
| Ivan Dolezal | --- | 3 | 0 |
| Niagara Falls Memorial Medical Center | 621 Tenth St, Niagara Falls, NY 14302 United States (the) |
1 | 0 |
| John Cole | --- | 1 | 0 |
| Gregory Medwed | --- | 1 | 0 |
| Bilal Medabis | --- | 1 | 0 |
| Jiri Syrovy | --- | 1 | 1 |
| David Glendining | --- | 1 | 0 |
| Reinhart Donner | --- | 1 | 0 |
| Rodion Zobnin | --- | 1 | 0 |
| Eaton Rapids Medical Center | 1500 S. Main St. Eaton Rapids, MI 48827 United States (the) |
1 | 0 |
| Randel Fuller | Southeast Health 1701 Lacey Street Cape Girardeau, MO 63701 |
2 | 0 |
| Griffin Marc | --- | 1 | 0 |
| Michael Bennett | --- | 1 | 0 |
| Martin Annen | --- | 1 | 0 |
| Clinovations | 1701 Pennsylvania Avenue, NW Suite 450 Washington, DC 20016 United States (the) |
2 | 0 |
| Office of the Controller of Certifying Authorities | BCC Bhaban, Agargaon, Shere Bangla Nagar, Dhaka, Bangladesh | 1 | 0 |
| Flammiger Joerg | --- | 1 | 0 |