About J.P. King: J.P. King, based in Gadsden, AL, is the nation's leading real estate auction marketing firm specializing in high-value properties such as superluxury homes, condominiums, developments, ranches and land. J.P. King has marketed upscale properties in 49 states and 6 countries with recent sales in Wisconsin, Tennessee, Arizona, Georgia, Florida, Texas, Oregon, California, Alabama and Nevada.