In 1857, the Otis Elevator Company installed the first steam powered elevator in a five story department store in Manhattan. In 1852, Elisha Otis invented the safety elevator which had a reliable emergency braking system.
The Escalator: Charles Seeberger, together with the Otis Elevator Company produced the first commercial escalator in 1899 at the Otis factory in Yonkers, N.Y. The Seeberger-Otis wooden escalator won first prize at the Paris 1900 Exposition Universelle in France. Jesse Reno's Coney Island ride success briefly made Jesse Reno into "the" escalator designer and he founded the Reno Electric Stairways and Conveyors company in 1902.