Alexander Marketing Services (AMS) is a marketing and public relations firm that provides branding, direct mail, electronic media, and research services. AMS company caters to clients in the business-to-business market and technically complex products, and it serves clients in such industries as aerospace, environmental services, software, telecommunications, and robotics. Founded in 1965, Alexander Marketing Services was acquired by s2 Marketing + Communications, a Chicago-based marketing firm catering to the financial services industry, in mid-2008.