Seigfreid Bingham, P.C., a full-service law firm in Kansas City, has a distinguished history of helping clients succeed through a blend of broad general business expertise and specialized industry knowledge. Our Advertising, Marketing and Promotion Law practice group serves some of the most prominent companies in the area. Founded in 1974 and now consisting of more than 50 attorneys dedicated to high quality services at affordable rates, Seigfreid Bingham is big enough to take care of your business, small enough to take care of you.