DECA Inc. | 33,292 followers on LinkedIn. DECA prepares emerging leaders and entrepreneurs in marketing, finance, hospitality and management. | With over a 75-year history, DECA has impacted the lives of more than 10 million students, educators, school administrators and business professionals since it was founded in 1946. Their strong connection with our organization has resonated into a brand that people identify as a remarkable experience in the preparation of emerging leaders and entrepreneurs. DECA’s programs and activities have constantly evolved as we use the latest technology and apply cutting edge educational research.