Our Mission: As the leading business organization in Illinois, the Illinois Chamber of Commerce is dedicated to advocating for a business environment that promotes economic growth, free enterprise, and economic prosperity for businesses of all sizes and across all industries. The Illinois Chamber of Commerce is a pro-growth, pro-business, pro-Illinois advocacy membership organization representing the state’s employers on issues of economic development and jobs, employment law topics such as workers’ compensation and healthcare, business taxes, and infrastructure investment. As an organization, we are the catalyst for connecting our members to do business with each other to drive their growth.