Ƙungiyar Cruise Lines International Association (CLIA) ta haɓaka Donnie Brown zuwa matsayin Babban Mataimakin Shugaban Kasa, Manufar Maritime ta Duniya, farawa daga Disamba 1, 2023. A matsayin Babban Mataimakin Shugaban kasa, Brown zai kasance da alhakin jagorancin jagoranci. CLIAShirye-shiryen dabarun da aka tsara don daidaita matsayin masana'antar cruise akan amincin jirgin ruwa, tsaro, da kula da muhalli tare da la'akari da fasaha, tsari, da manufofi.
Brown ya zama wani ɓangare na CLIA a cikin 2014, da farko yana aiki a matsayin Daraktan Muhalli da Lafiya. A cikin 2017, an ɗaukaka shi zuwa matsayin mataimakin shugaban kasa, manufofin ruwa na duniya. A cikin ayyukansa na farko, Brown ya jagoranci ƙirƙira, bayarwa, shawarwari, da aiwatar da matakan masana'antu na duniya kan batutuwan da suka haɗa da tsaro, kiyaye muhalli, da lafiya.
Ya kuma wakilci masana'antar zirga-zirgar jiragen ruwa ta duniya a Hukumar Kula da Ruwa ta Duniya, yana shiga cikin tattaunawar yarjejeniya ta kasa da kasa da sauran batutuwa, tare da haɗin gwiwa tare da Kwamitin Duniya na CLIA kan Kare Muhalli na Marine.
Brown yana da kyakkyawan aiki a cikin Tsaron Tekun Amurka kafin shigarsa da CLIA. A wannan lokacin, ya ba da shawarar doka ga manyan jami'an tsaron gabar teku da shugabanni daga hukumomin tarayya daban-daban, tare da taka muhimmiyar rawa wajen samar da yarjejeniya kan batutuwan manufofin kasa da na duniya. Brown yana da digiri daga Kwalejin Tsaron Tekun Amurka da Jami'ar Miami School of Law.
