InterSpace Incorporated was an Earth-based corporation in the 22nd century. It owned the Hydrax, which disappeared through a CVE into E-Space in 2127. (PROSE: Lucifer Rising, TV: State of Decay)
Ben O'Rourke was an engineer aboard the Hydrax and after the ship's disappearance, InterSpace refused to pay his pension to his wife Piper, claiming he could still be alive somewhere.
In 2156, the company's headquarters in Tokyo were forcibly taken over by IMC, with its assets being sold off. Dommer worked for InterSpace before IMC bought out his contract. (PROSE: Lucifer Rising)