Bullfrog rebuilds leadership team with new appointments

July 24, 2025 1:20

Independent creative agency Bullfrog has overhauled its executive leadership team, with three new appointments announced on Thursday.

The Melbourne-based agency, founded by Dalton Henshaw, has welcomed Georgia Newton as general manager, Mike Ronkoske as chief strategy officer, and Tim Shelley and chief brand and experience officer.

The new executive leadership team comes following several changes to the senior staff roster. Earlier this month, Phoebe Sloane joined as Bullfrog’s new creative director, after the departures of creatives Elle Bullen, Mike Doman, and Daniel Sparkes.

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Lauren McNamara

Lauren McNamara is a freelance journalist. She previously spent three years at Mumbrella, most recently as the associate editor. She left her staff role in August 2025.