Takumi has appointed Mary Keane-Dawson as its new CEO.
A former non-executive director at the London firm, she will replace Adam Williams.
Keane-Dawson has founded three agencies and held leadership roles at WPP, Steak Media, Reform and Collective London.
Takumi Co-founder & Executive Chairman Matz Stigzelius said: “We are delighted to have such a creative and well-known digital media expert join the team.
“Mary is highly respected in the industry and her appointment reflects our plans to expand our global influencer offering.
“She brings a wealth of experience and expertise to the business, having worked in the sector for over 30 years.
“We want to sincerely thank Adam Williams for his contribution, and everything he has achieved and given to the company.”
Keane-Dawson, said: “Takumi is an incredible company and I’m so delighted to be joining at this exciting time.
“Our immediate plan is to expand our North America operations with the support of our exceptional shareholder base and I’m extremely excited to be leading this global expansion.”