The agency, which was founded in July, has poached Nicky Wade from the brand consultancy New Solutions.
Matt Hardisty, a former strategist from MediaVest, joins the agency this week, having completed a masters degree in creative and media enterprises.
Ben Milligan, a media strategist at Rocket, joins the agency in two weeks.
Will Collin, a co-founder of Naked, said: 'In all three cases, we will actively encourage them to be entrepreneurial within the business and to create new profit centres.'
Naked was set up by Jon Wilkins, the joint managing director, and Collin, the director of media services, both from New PHD.
The third founder, John Harlow, was the managing director of Rocket. Naked's clients include Credit Suisse, Metro, e-lance and Que Pasa Media.