Tethers Unlimited develops transformative technologies that are designed to enable new capabilities and achieve cost savings for missions in space, the sea, and in the air.

Since it was founded in 1994, Tethers Unlimited has worked to develop technologies that can provide cost-effective solutions for hard challenges in space and defense missions, including the remediation of space debris, propellant-less propulsion for Earth-to-orbit launch and in-space transfer, and on-orbit manufacturing and assembly of large space systems.

Tethers Unlimited, Inc. was acquired by AMERGINT Technology Holdings (AMERGINT) in May 2020.