(pronounced social) Xocial Marketing: Define Your X. Xocial Marketing is a full-service experiential marketing agency based in Chicago that specializes in events, buzz campaigns, guerrilla programs, trade show activations and more. At Xocial Marketing, we recognize not every company operates the same. Everyone has different budgets, needs, wants and we will come up with the most creative, memorable solution to not only meet your goals, but surpass them. Give us a chance to put together a proposal for your upcoming event or project...you'll be glad you did. Xocial Marketing. #DefineYourX.