NEI represents an 11-county region with diverse communities and a population of nearly 800,000. #NEI Founded in 2006, the Northeast Indiana Regional Partnership is a public-private regional economic development organization that proudly represents and serves our 11 member counties: Adams, Allen, DeKalb, Huntington, Kosciusko, LaGrange, Noble, Steuben, Wabash, Wells and Whitley.