The Space Elevator Reference is as a tool for those interested in exchanging ideas on the scientific, engineering, economic and policy challenges inherent in constructing the solar system's first space elevator.
LiftPort Group of Space Elevator Companies - Building the world's first Space Elevator - Site includes information about carbon nanotubes, robotics, and the space elevator.
Bigelow Aerospace is a general contractor that is providing design, engineering, fabrication, testing, assembly and marketing of future space complexes. These facilities will be leased for a variety of uses.
Small business that designs, develops and builds space transportation systems using space tethers to transfer energy and momentum to payloads without the use of rocket propellant.