| Steven LaDue | Email hidden; Javascript is required. | Greenfield Police Dept | 212 | 03/21/2003 | R |
| Paul Kusinski | Email hidden; Javascript is required. | Chicago Police Dept | 246 | 09/16/2011 | R |
| Robert Kube | Email hidden; Javascript is required. | Watertown Police Dept | 122 | 09/12/1980 | R |
| Thomas Krsnich | Email hidden; Javascript is required. | WI -Dept of Natural Resources | 230 | 09/14/2007 | R |
| Michael Krahn | Email hidden; Javascript is required. | Eagle Police Dept | 152 | 03/25/1988 | R |
| James Kosek | Email hidden; Javascript is required. | Monroe Police Dept | 151 | 12/18/1987 | R |
| Steven Kopp | Email hidden; Javascript is required. | Beloit Police Dept | 194 | 09/11/1998 | R |
| David Konrath | Email hidden; Javascript is required. | Brown Cnty Sheriff's Ofc | 232 | 03/14/2008 | R |
| Mark Kohl | Email hidden; Javascript is required. | Shawano Police Dept | 198 | 09/24/1999 | R |
| Dennis Kocken | Email hidden; Javascript is required. | Brown Cnty Sheriff's Ofc | 215 | 12/05/2003 | R |
| John Killian | Email hidden; Javascript is required. | WI Dept of Justice/DCI | 119 | 12/14/1979 | R |
| Kelly Kent | Email hidden; Javascript is required. | Oshkosh Police Dept | 236 | 03/20/2009 | R |
| James Kempinski | Email hidden; Javascript is required. | Whitewater Police Dept | 177 | 06/24/1994 | R |
| Brad Keil | Email hidden; Javascript is required. | Middleton Police Dept | 213 | 06/13/2003 | R |
| Douglas Joslin | Email hidden; Javascript is required. | Rhinelander Police Dept | 105 | 06/17/1976 | R |
| G. Jones | Email hidden; Javascript is required. | FBI | 262 | 12/11/2015 | R |
| TrainingTech Milwaukee | Email hidden; Javascript is required. | FBI | | | NATT - NA Training Tech |
| Kevin Kober | Email hidden; Javascript is required. | Waukesha Police Dept | 251 | 12/14/2012 | NAM - non-active member |
| Douglas Turner | | Brookfield Police Dept | 191 | 12/12/1997 | NAM - non-active member |
| Jason Spetz | Email hidden; Javascript is required. | Univ of WI -Whitewater | 263 | 03/18/2016 | NAM |
| Rudolph Nyman | Email hidden; Javascript is required. | Appleton Police Dept | 264 | 06/10/2016 | NAM |
| Dale Mueller | Email hidden; Javascript is required. | FBI | 185 | 06/14/1996 | NAM |
| Robert Fritz | | Menasha Police Dept | 097 | 06/20/1974 | NAM |
| Jay Darin | Email hidden; Javascript is required. | FBI | | | NAC |
| Patrick McNally | | Eau Claire Police Dept | 174 | 09/24/1993 | Deceased 2/9/2020 |
