Ascend Management Innovations, a Franklin-based health care firm, has been bought by Maximus, a publicly traded company headquartered outside Washington, D.C., in Reston, Va. Ascend, founded in 1998 as Dual Diagnosis Management, provides assessment services on behalf of government agencies, which assist in determining the most appropriate treatment setting for program beneficiaries, according to a news release from Brentwood Capital Advisors, which advised the local company on the deal. Maximus...