Les Automobiles Forgeot-Trayssac was established in 1924 in Levallois, Seine, France. The company specialized in modifying the Ford Model T, creating a more refined and aesthetically pleasing vehicle.

The modifications included a distinctive Rolls-Royce-style radiator and a coachbuilt sedanca de ville body crafted by the coachbuilder Mom. Additionally, the original transverse springs of the Model T were replaced with conventional semi-elliptic springs, enhancing the vehicle's ride quality. The incorporation of wire wheels further contributed to the vehicle's upgraded appearance and performance.

Although the company was part of a broader trend of automotive customization during the early 20th century, specific details about its production volume and market impact remain limited. Les Automobiles Forgeot-Trayssac exemplified the era's innovation in automotive design and engineering.