DCI Marketing | 8,079 followers on LinkedIn. Redefining the Retail Experience | DCI Marketing partners with brands and retailers to create custom activation solutions and unique retail environments. Our products and programs drive authentic engagement and enhance the customer experience at every stage of the buyer's journey. With 80 years of experience, DCI Marketing – a Marmon/Berkshire Hathaway company – leans on unmatched skill in making complex, multifaceted projects simple.