Edelman has hired former Pfizer communicator Hannah Martinez as associate director in the agency's healthcare practice. She joins from Porter Novelli New York.
Signature Communications has signed up a TV medic and consultant general surgeon to its group of independent advisers. Dr Chris Steele and Roger Ackroyd will provide patient management advice.
MedicAnimal, the online pet pharmacy, has taken on its first PR support in a bid to promote its services to pet owners and vets nationwide. Guerrilla Propaganda was hired without a pitch and its PR manager Kimberley Workman will head up the account.
Resolute Communications has promoted Lisa O'Sullivan to the London senior management team. She will provide senior strategic council to global clients including GlaxoSmithKline and The Medicines Company.
OgilvyHealthPR has expanded its team with the appointment of Elizabeth Littlechild as account director. She joins from account director at Weber Shandwick.