| Jeffery Hass | 1 |
| Brian Klingbeil | 1 |
| Roger Parker | 1 |
| Celestino Puentez | 1 |
| Eric Schmidt | 1 |
| Mark Suemneicht | 1 |
| Tammie Duncan | 1 |
| Scott Gailey | 1 |
| Michael Hoilman | 1 |
| Ricardo Soto | 1 |
| Jack Tobin | 1 |
| Donna Walp | 1 |
| Jeffery Anderson | 2 |
| Archie Bellow Jr. | 2 |
| Jason Johnson | 2 |
| Duane Long | 2 |
| Richard Putskey | 2 |
| Michael Totzke | 2 |
| Charles Viau | 2 |
| Matthew Barnett | 3 |
| Tim Czlapinski | 3 |
| Robert Robinson | 3 |
| Allen Stein | 3 |
| Donald Jacobsen | 4 |
| Dale Kipfer | 4 |
| Steven Moritz | 12 |
| Jeffery Putskey | 23 |
If any name(s) and/or years are incorrect, please contact Kim Conradt with the correct information at kconradt@witruck.org
If this list accurate, please indicate by checking the box below. Please know, once you have confirmed, the certificates will be printed with the names and years listed above.