The Stanley Motor Carriage Company was an American automobile manufacturer founded in 1902 by the Stanley twins, Francis E. Stanley and Frederick O. Stanley. The company is best known for producing steam-powered cars, which were innovative for their time. Their vehicles gained popularity for their speed and performance, particularly the Stanley Steamer model. The company operated until 1924, facing challenges as the automotive industry shifted towards gasoline-powered engines. Despite its eventual decline, the Stanley Motor Carriage Company left a lasting legacy in automotive history, showcasing the potential of steam technology in personal transportation.