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facility in Wheat Ridge in 2009. Grudge relocated to Arvada, Colorado in 2013. Having developed experience working with and making training equipment for fighters, in 2015 Wittman founded ONX Sports, a combat sports equipment company. To focus more attention on ONX Sports, Wittman closed down Grudge
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in March 1998. The business broadened its scope to include other combat sports such as mixed martial arts, eventually resulting in
Wittman closing T's K.O. Fight Club and establishing the
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Along with former interim champ Justin
Gaethje, Usman and Namajunas are the only athletes that Wittman coaches.
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Carroll, Nick (21 October 2010). "Famed trainer credits teacher with putting him on the right path".
704:"Coach Trevor Wittman says Paul Buentello tapped out mainly due to pain from his dislocated finger"
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801:"2021 MMA Awards: Best of the rest including top prospect, coach, submission and KO of the year"
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745:"Amanda Nunes, Israel Adesanya, Jorge Masvidal pace major winners at World MMA Awards"
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422:. Subsequently, the voting period for 2021 awards ran from July 2020 to July 2021.
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in
November 2016, though he continues to train a few select fighters, including
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Voting period for 2019 awards ran from
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139:. Wittman married wife Christina in 2005, and has a son and a daughter.
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822:"Combat Press 2021 MMA Awards: Coach of the Year – Trevor Wittman"
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677:. April 19, 2021. Event occurs at 15:17. ESPNews. Archived from
537:. Vol. 14, no. 42. Berlin, Connecticut. pp. 1, 31.
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Compelled to retire from boxing after being diagnosed with a
780:"MMA Junkie's 2021 Coach of the Year: Trevor Wittman"
98:, Wittman transitioned to training boxers in the
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585:"You oughta know: Boxer/trainer Trevor Wittman"
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671:"UFC 261 Countdown: Usman vs. Masvidal 2"
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403:The Shawn Tompkins Coach of the Year
397:The Shawn Tompkins Coach of the Year
391:The Shawn Tompkins Coach of the Year
102:. He founded T's K.O. Fight Club in
78:(born March 5, 1974) is an American
820:Matthew Petela (February 1, 2022).
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583:Chambers, Mike (15 October 2005).
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505:Luevanos, Fernando (2008-10-28).
799:Kevin Iole (December 29, 2021).
475:Mulei, Alessandro (2009-08-26).
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765:"2021 World MMA Awards Results"
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718:"World MMA Awards 2018 Results"
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561:. Boulder, Colorado. p. 48
553:Zandstra, Tate (8 March 2012).
69:Owner and trainer at ONX Sports
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877:Mixed martial arts trainers
778:Dan Tom (January 5, 2022).
16:American martial arts coach
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137:Colorado Institute of Art
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872:American boxing trainers
555:"Mixing up martial arts"
507:"Grudge Training Center"
143:Notable fighters trained
100:Denver metropolitan area
455:2021 Coach of the Year
445:2021 Coach of the Year
433:2021 Coach of the Year
108:Grudge Training Center
104:Wheat Ridge, Colorado
59:Wheat Ridge, Colorado
892:American male boxers
753:. December 27, 2020.
131:Wittman wrestled at
651:on 30 November 2009
645:T's K.O. Fight Club
615:T's K.O. Fight Club
477:"T's KO Fight Club"
371:DaVarryl Williamson
361:Juan Carlos Candelo
867:Boxers from Denver
824:. combatpress.com.
535:The Berlin Citizen
148:Mixed martial arts
133:Berlin High School
96:hyperinflated lung
84:mixed martial arts
621:on 17 August 2009
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420:COVID-19 pandemic
395:2019 – July 2020
194:Georges St-Pierre
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727:. Retrieved
723:MMA Fighting
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485:the original
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451:Combat Press
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351:Manuel Perez
304:Cody Donovan
299:Duane Ludwig
279:Shane Carwin
274:Rashad Evans
264:Justin Salas
254:Jared Hamman
174:Stipe Miocic
159:Kamaru Usman
130:
121:Kamaru Usman
93:
75:
74:
882:1974 births
729:15 November
339:Mike Wessel
334:Kevin Burns
329:Justin Wren
244:Todd Duffee
214:Tyler Toner
861:Categories
516:2010-06-26
491:2010-06-26
462:References
249:Jon Madsen
209:Roy Nelson
199:Neil Magny
154:Aspen Ladd
66:Occupation
35:1974-03-05
685:April 19,
259:Ed Herman
224:Pat Barry
55:Residence
591:. Denver
852:Twitter
843:Myspace
511:Sherdog
86:coach.
641:"Home"
611:"Home"
377:Awards
345:Boxers
119:, and
80:boxing
61:, U.S.
655:3 May
625:3 May
595:3 May
565:3 May
401:2021
389:2017
731:2018
687:2021
657:2017
627:2017
597:2017
567:2017
82:and
49:U.S.
29:Born
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