SDDC is a private enterprise devoted to economic development and the growth of business concerns in South Dakota. Incorporated in 1983, SDDC has grown and prospered due to the efforts of its membership from across South Dakota. The SDDC board members also serve vital roles in the health and vitality of the State and the cities and towns in which they live. Our Mission- "The principal objective of the corporation shall be to benefit the State of South Dakota by fostering increased employment opportunities and expansion of business and industry for the citizen of this state."