Looking for elevator that attaches to outside of building.?

Question

I have seen elevators that they simply attach to the side of a builiding and remove existing windows for entry. Can anyone tell me a company that make these? It is for a business.

Answer 1

You mean an fire escape?  One of them pull down stair things might work if you cannot find what you want?

Answer 2

http://www.otisworldwide.com/

http://www.acme-elevators.com/