| Joshua Mayers | Email hidden; Javascript is required. | FBI | 263 | 03/18/2016 | R |
| Andrew Mayer | Email hidden; Javascript is required. | Richmond Police Dept IL | 133 | 06/24/1983 | R |
| Robert Maxwell | Email hidden; Javascript is required. | Jefferson Cnty Sheriffs Ofc | 161 | 06/15/1990 | R |
| Terry Martorano | Email hidden; Javascript is required. | Waukesha Cnty Sheriffs OfC | 185 | 06/14/1996 | R |
| Jonathon Marsh | Email hidden; Javascript is required. | US Forest Service | 139 | 12/14/1984 | R |
| Thomas Marquardt | Email hidden; Javascript is required. | FBI | 201 | 06/16/2000 | R |
| Matthew Markon | Email hidden; Javascript is required. | Superior Police Dept | 255 | 06/13/2014 | R |
| Lawrence Malsch | Email hidden; Javascript is required. | Delavan Police Dept | 129 | 06/25/1982 | R |
| James Maloney | Email hidden; Javascript is required. | Chicago Police Dept | 233 | 06/06/2008 | R |
| David Malone | Email hidden; Javascript is required. | Eau Claire Police Dept | 104 | 03/18/1976 | R |
| Edwin Maldonado | Email hidden; Javascript is required. | National Football League | 212 | 03/21/2003 | R |
| David Mahoney | Email hidden; Javascript is required. | Dane Cnty Sheriffs Ofc | 234 | 09/12/2008 | R |
| Bruce Lyon | Email hidden; Javascript is required. | Whitewater Police Dept | 098 | 09/12/1974 | R |
| Scott Lund | Email hidden; Javascript is required. | Fox Valley Metro Police Dept | 230 | 09/14/2007 | R |
| Allen Lobermeier | Email hidden; Javascript is required. | Ladysmith Police Dept | 231 | 12/14/2007 | R |
| Sean Licht | Email hidden; Javascript is required. | Greenfield Police Dept | 264 | 06/10/2016 | R |
| Paul Lewis | Email hidden; Javascript is required. | Green Bay Police Dept | 243 | 12/10/2010 | R |
| Gregory Leck | Email hidden; Javascript is required. | Stoughton Police Dept | 212 | 03/21/2003 | R |
| Edward Lawson | Email hidden; Javascript is required. | FBI | 262 | 12/11/2015 | R |
| Charlie Law | Email hidden; Javascript is required. | Douglas Cnty Sheriffs Ofc | 217 | 06/11/2004 | R |
| Don Laubenstein | Email hidden; Javascript is required. | Port Washington Police Dept. | 161 | 06/15/1990 | R |
| Sam Lathrop | Email hidden; Javascript is required. | Beloit Police Dept | 177 | 06/24/1994 | R |
| Douglas Larsson | Email hidden; Javascript is required. | Bayside Police Dept | 172 | 03/26/1993 | R |
| William Lamb | Email hidden; Javascript is required. | Fond du Lac Police Dept | 209 | 06/14/2002 | R |
| Charles LaGesse | Email hidden; Javascript is required. | Superior Police Dept | 221 | 06/10/2005 | R |
