Koeller, Nebeker, Carlson & Haluck | 1,884 followers on LinkedIn. Built On The Tradition Of Exceeding Client Expectations | Koeller Nebeker Carlson Haluck LLP (KNCH) prides itself in its handling of complex litigation matters. Our broad spectrum of practice areas includes litigation defense, business law, employment law, insurance coverage and bad faith, environmental law, and most types of general practice areas. Our clients range from small business owners and their insurance companies; to mid-sized commercial contractors, landlords and tenants; to large nationwide homebuilders and commercial builders.