GSW Worldwide has absorbed inVentiv Health sibling Stonefly Communications Group. The shop will bring retail and consumer packaged goods expertise to GSW, said inVentiv. Clients include Abbott Nutrition, Endo, Health Mart pharmacies and P&G. Stonefly president and CEO John Racik will become group president of strategic business teams for GSW Worldwide, serving on the network’s executive leadership team.

Pennsylvania-based medical communications shop Nexus Communications has rebranded as Fishawack Communications. The eight-year-old firm was acquired by UK-based Fishawack Communications late last year, formalizing a longstanding transatlantic partnership.