Its focus will be to drive sales for the agency's clients and will also work on social media campaigns to manage the reputation of brands online.
The agency will be headed up by Ed Lecky-Thompson, previously head of digital at Hicklin Slade and Partners. He has also worked at Dare, Oyster Partners, and KPE Europe.
Galileo is currently recruiting for senior digital planners and creative teams. It is looking to hire approximately 20 staff members next year.
In April PR Week reported that 3 Monkeys launched Challenger Brand PR, an agency to deal its conflict clients.