Welcome to Grayhawk Homes Grayhawk Homes, Inc. was established with a commitment to build quality new homes in Columbus GA, Fort Benning GA, Phenix City AL and Auburn AL at a great value. Today, that commitment to quality and value is clearly evident with hundreds of satisfied customers and over 50 communities and for this we are proud. In the process of achieving these goals, Grayhawk Homes have established itself as the leading builder in the Columbus, GA, Phenix City, AL and Ft. Benning, GA markets.