| Past Metal/Nonmetal National Team Trainer Champions |
| Year
| Team Trainer
| Company
| Team Name(s)
| State
|
| 2020 |
The 2020 National M/NM Contest was cancelled by MSHA due to the COVID-19 pandemic |
| 2018 |
Steve Setzer |
The Doe Run Company |
Doe Run Maroon |
MO |
| 2016 |
John Teague |
Morton Salt Company |
Team Texas |
TX |
| 2014 |
Jason Hook |
Vulcan Materials Company |
Vulcan Blue |
IL |
| 2013 |
Tom Senecal |
Barrick Goldstrike Mines Inc. |
Cortez |
NV |
| 2012 |
The 2012 National M/NM Contest was cancelled by MSHA |
| 2010 |
Kenny Groves |
Barrick Goldstrike Mines Inc. |
Cortez |
NV |