Fast-growing global advisory DGA Group, rebranded from Dentons Global Advisory last month, has expanded the roles of four of its senior leaders across Europe.Gr??goire Poisson, Brussels lead and former CEO of Interel at the time of its acquisition by the newly-formed DGA in 2021, has been named global head of public affairs. Poisson, who advises clients in the energy, mobility, and sustainability sectors, will work with public affairs colleagues across markets in his new role. His focus will include service delivery, business development, and strengthening relationships between the EU and US public affairs teams, along with expanding the firm?ÇÖs network of affiliates.Partner Katherine Morgan, who joined Interel in 2014 as deputy managing partner, has been appointed Europe head of public affairs. Her new brief includes growing, developing, and aligning the public affairs practice across the region.Additionally, partner James Melville-Ross, who joined DGA from FTI Consulting in 2021, has been named Europe head of complex communications advisory. He will oversee the regional management of the practice specializing in high-stakes communications issues, including crisis management and corporate reputation. Morgan and Melville-Ross will join DGA Group?ÇÖs executive committee, where Poisson is already a member.Lastly, partner Kieran O?ÇÖKeeffe, another longtime leader at Interel, has been appointed co-head of DGA?ÇÖs Brussels office. He will work alongside Poisson to oversee all operations within the multidisciplinary team.