Otis Elevator Company has been doing business for more than 150 years. It operates as one of the largest manufacturers/maintainers of elevators, escalators and moving walkways across the world. The firm caters to the needs of architects, contractors, developers and homeowners. It offers products/services in over 200 countries and territories, also maintains above 1.7 million elevators and escalators worldwide. Otis Elevator Company manages manufacturing facilities in the United States, Europe and Asia. Additionally, it has engineering facilities based in China, Czech Republic, France, Germany, Japan, Korea and Spain.