Current Southern Area Middleweight Champion
Constantine signed with Goodwin Boxing in 2023 and moved onto 6 from 6 with very impressive wins in September and December 2023. Trained by the excellent Terry Coulter. In March 2024 Williams challenged for the Southern Area Middleweight title losing a very lose decision 96-94 to Paul Gordon.
He made amends for this close loss winning the Southern Area title with a fifth round stoppage victory over previously undefeated George O'Leary.