Grudge Training Center

Mixed martial arts training organization in Colorado

Grudge Training CenterEst.| 2009 (start)
2016 (defunct)

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Founded by| Trevor Wittman
Primary trainers| Trevor Wittman, Jake Ramos, Luke Caudillo
Training facilities| Arvada, Colorado
Website| http://grudgetrainingcenter.com

Grudge Training Center (GTC) 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.[1] Wittman closed Grudge in November 2016.[2]

## Notable fighters

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* Rose Namajunas – Former 2x UFC Women's Strawweight Champion
* Nate Marquardt – UFC
* Pat Barry – UFC
* Justin Gaethje – UFC Former Interim Lightweight champion
* Brandon Girtz – Bellator
* Justin Salas – UFC
* Luke Caudillo – Strikeforce, UFC
* Tyler Stinson – Bellator, Strikeforce
* Brandon Thatch – UFC
* Justin Wren – Bellator
* Shane Carwin – Former UFC Interim Heavyweight champion
* Rashad Evans – UFC Hall of Famer
* Duane Ludwig – UFC
* Ed Herman – UFC
* Todd Duffee – UFC
* Melvin Guillard – UFC
* Brendan Schaub – runner-up on The Ultimate Fighter: Heavyweights
* Jon Jones – UFC Former Light-Heavyweight Champion
* Gerald Harris – WSOF
* John Howard – UFC
* Jared Hamman – UFC
* Tyler Toner – UFC
* James McSweeney – UFC
* Paul Buentello – Bellator, Shark Fights
* Cody Donovan – UFC
* Eliot Marshall – UFC
* Alvin Robinson – UFC

Notable and recurring trainees under Trevor Wittman

* Stipe Miocic – UFC Former Heavyweight Champion
* Neil Magny – UFC
* Donald Cerrone – UFC
* Georges St-Pierre – Former UFC Welterweight & Middleweight Champion

## References

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1. ^ "Grudge Training Center Tour | Northern Colorado | Purefight". Archived from the original on 2011-07-27. Retrieved 2010-08-11.
2. ^ Garcia, Raphael; Humes, Schwan (5 May 2017). MMA Ratings Podcast: 5.4.2017 (Podcast). MMA Ratings Podcast. Event occurs at 24:28. Archived from the original on 2021-12-15. Retrieved 5 May 2017.

## External links

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* Official website

* v
* t
* e

Professional mixed martial arts training associations

Americas|

| USA|

* Alliance
* AMC Pankration
* AKA
* ATT
* Black House
* Blackzilians
* Cesar Gracie
* Elite Performance
* Grudge Training Center
* Jackson Wink
* Kill Cliff FC
* Kings MMA
* Lion's Den
* Miletich Fighting Systems
* The Academy
* Renzo Gracie Academy
* Roufusport
* RVCA
* Serra-Longo
* Team Alpha Male
* Team Hammer House
* Team Punishment
* Team Quest
* Team Sityodtong
* The MMA Lab
* The Pit
* UFC Performance Institute
* Xtreme Couture
* ZenQuest Martial Arts Center

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Brazil|

* BTT
* Chute Boxe Academy
* Nova União

Canada|

* Tristar Gym

Asia|

| Japan|

* AACC
* Takada Dojo

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Thailand|

* Bangtao Muay Thai & MMA
* Fairtex Gym
* Tiger Muay Thai
* Venum Training Camp

Others|

* Enbo Fight Club
* Evolve MMA
* Team Lakay Wushu

Europe|

| Russia|

* Eagles MMA
* Fight Club Akhmat
* Red Devil Sport Club

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UK & Ireland|

* Straight Blast Gym - Ireland
* Team Kaobon
* Team Renegade

Others|

* Golden Glory
* MMA Factory
* UFD Gym

Oceania|

| New Zealand|

* City Kickboxing

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