Gravesham qualified as a pharmacist in 2009 and has been a retail pharmacist since 2011. He established his own Independent Pharmacy, Newkwa Pharmacy, in 2014. He went on to complete his PCDT qualification in 2018 and in 2020 he graduated with an MBA degree. He enjoys sports, the outdoors, and travelling. He would like to see the pharmacy profession grow with equal opportunities and fairness across the board and also given the skills, knowledge and capabilities of pharmacists that the scope of practice and responsibilities be increased.