Digifon, 20 Deepwood Rd, Fairfield, CT 06824, US

Otis Elevator is located in the Farm Springs Business District. It has been a United Technologies Company since 1974. It began with the invention of the safety-hoist elevator, invented by Elisha Graves Otis in 1852, and Otis Elevator Company in 1898. Now, more than 22,000 Otis mechanics maintain one million elevators, escalators and moving walks worldwide, in places such as America, Europe, Asia and Australia. It also operates engineering and testing centers in the United States, Japan, France, Germany and Spain and offers the Gen2 belt-driven elevator.