The agency said Jeremy Perrott violated the agency’s code of conduct.
New advertising will account for a $24 billion investment this year.
The former WPP CEO is thought to be gearing up to acquire a new company which he will turn into a new marketing group.
The strong start to 2018 means the firm is on track to hit financial targets for the year, said Michael Roth.
The billionaire recently stepped down as chairman of Vivendi.
But threats to the industry loom as brands take work in-house.
Seifert said feedback from clients has been positive.
MM+M Transform: The Patient, Provider and Payer Engagement Matrix provides the most in-depth look at the marketing and technology trends likely to influence the industry’s growth over the next year.
Get the most out of
Register for free and enjoy unlimited access to: