Frontenac Motor Corp. was based in Indianapolis, Indiana, and produced automobiles bearing the Frontenac name during the early 1920s. The company's initial design was an advanced touring car conceived by Louis Chevrolet, who had already gained prominence for his racing car designs, together with Cornelius W. van Ranst. The project was backed by officials of Stutz, and the resulting vehicle was sometimes referred to as the Stutz-Frontenac. It featured a…