Carlisle & Finch is a manufacturer of nautical equipment founded in 1893 or 1894 in Cincinnati, Ohio, where, as of 2021, it still has its headquarters. The company's main products through its entire history have been searchlights, mostly for marine applications. It was also known for navigation beacons used by airports and lighthouses. In addition, it was known as a producer and innovator of electric toy trains in the early years of the company. Other early products included electric generators (powered either by water pressure or by gasoline engine), and various electric-powered appliances.