Lena Petersen has joined Stagwell as Chief Brand and Communications Officer.Petersen shared the update on LinkedIn, announcing her new role at the company.Prior to this, she served as Chief Strategy and Marketing Officer at Sugar23, where she worked across brand and entertainment strategy. She also spent over eight years at United Talent Agency.Earlier in her career, Petersen was associated with Publicis Media for over 16 years. She has also worked at Leo Burnett.With more than two decades of experience, Petersen has worked across areas including creativity, business and culture, which she continues to focus on in her new role.