What is hallmark university? Hallmark University is a private, nonprofit university located in San Antonio, Texas specializing in aeronautics, healthcare, business and technology programs. We are changing the way education is delivered and measured; developing tomorrow’s leaders through focused and engaged programs.Where can i get a hallmark university swag? Visit the Hallmark University School store to get your HU Swag. Student Life and Development is home to student services, career services, student organizations, and student events. Student Life and Development helps our students overcome obstacles they may encounter while enrolled at Hallmark University.Where is hallmark headquarters located? Headquartered in Kansas City, Mo., Hallmark has a perse portfolio of six businesses: While there are many ways to experience Hallmark, the experiences that matter most to the company are the ones our customers are able to share with their friends and loved ones.