Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from GBM Sports, Sports Promoter, Sheffield.
•Sports Promotion & Management Company•
Bringing you exclusive news and behind the scenes content from The UKs hottest new Boxing promotion/management company.
03/09/2026
It’s hard to believe that the pro journey began 16 years ago 🤯 boxing opened up so many doors to me and introduced me to so many people who are now life-long friends.
Stepping foot into a boxing gym was one of the best decisions I ever made.
One of the most respected voices in boxing, and for good reason ❤️ 🥊
Never change .asif 🤣
This draw between Levil Giles & Qais Ashfaq is one of our favourites fights that we’ve put on a GBM card 💥 definitely unfinished business there…
17/08/2026
Speak it into existence 🥊 a great time in Leeds with the boxing & book announcement. It doesn’t stop here 😤
08/08/2026
Keep lining them up, he’ll keep knocking them down… 😤
Gradus Kraus returns to the ring tonight to take on Sean Hemphill. Will the Dutchman continue his KO streak!? Watch it all live only on