ALTAFI, a Liberty Enterprises company specializing in strategic marketing/full-service creative solutions, has named Diane Merrifield director of business development. Mavent Inc., a provider of automated compliance solutions for the financial services industry, has promoted Ryder Smith to senior vice president of operations. CU Members Mortgage, a mortgage service provider, has named Sarah Vanderhill Rocky Mountain regional sales manger. D. Hilton Associates, a financial services solution provider, has named Lindsey Hodson compensation analyst in the human resources practice. In addition DHA has named Christy Lowery and Justin Webb marketing and advertising practice account manager/copywriter.