Grudge Training Center
| Founded by | Trevor Wittman |
|---|---|
| Primary trainers | Trevor Wittman, Jake Ramos, Luke Caudillo |
| Training facilities | Arvada, Colorado |
| Website | http://grudgetrainingcenter.com |
The Grudge Training Center is a Mixed Martial Arts training center located in Arvada, Colorado. The gym is an affiliate of Jackson's Submission Fighting.
...
Wikipedia