John Sheffy has 2 pdc course graduates
| Name | Course Title | Type | Date | Location | Teachers | |
|---|---|---|---|---|---|---|
 |
Helene Maremma | Permaculture Design | Permaculture Design Certificate (PDC) course | Jun 2012 | Nyumbani Viilage, Kitui, Kenya | John Sheffy Holly Petrolli |
 |
Michael Hawthorne | PDC | Permaculture Design Certificate (PDC) course | Jun 2012 | Nyambani Village, Kenya | John Sheffy Holly Petrillo |
