Grudge Training Center
| Use attributes for filter ! | |
| Train facil | Arvada |
|---|---|
| Colorado | |
| Date of Reg. | |
| Date of Upd. | |
| ID | 4211981 |
About Grudge Training Center
Grudge Training Center was a mixed martial arts training center founded by coach Trevor Wittman in 2009. Originally located in Wheat Ridge, Colorado, GTC relocated to Arvada, Colorado in 2013. The gym was an affiliate of Jackson's Submission Fighting. Wittman closed Grudge in November 2016.