Parthenon Capital completed its investment in MRO, a provider of secure, compliant and efficient exchange of protected health information. Financial terms were not disclosed. "We're thrilled to join forces with Parthenon Capital and look forward to the myriad of ways that their investment and healthcare experience will help us grow our company and bring additional services and capabilities to our clients. We look forward to working with them as we enter this next chapter," Stephen Hynes, CEO of MRO.