Amulet Capital and Athyrium Capital, two private equity firms, completed the acquisition of Eruptr, a healthcare digital marketing company. Financial terms were not disclosed. “Since we founded Eruptr in 2009, we have experienced significant growth, which is indicative of patient and market share demand for hospitals and systems. We will greatly benefit from the support of two experienced, operationally focused partners that intimately understand our business and landscape. We look forward to this next phase of expansion, which in turn will allow us to deliver even more patient engagement solutions and marketing results," J.K. Lloyd, Eruptr Co-Founder and President.