Charterhouse Capital Partners, a private equity firm, agreed to acquire a majority stake in Labelium, a provider of online marketing services, for $356m. “Labelium is an excellent business that operates in a market that is only getting more attractive, as an ever-increasing number of businesses worldwide realize the value of using digital channels and data-driven strategies to reach their customers. We look forward to partnering with the Labelium team to help them build on their already impressive growth trajectory and further internationalize their business," Cédric Barthélemy, Charterhouse Partner.