Diplomacy in Action. Sanctioned Entities List. The Department of State has sanctioned the following entity for its commercial activities in Iran, pursuant to its authorities under the Iran Sanctions Act of 1996, as amended.
The two railroad companies involved in the transcontinental  railroad were the Union Pacific and the Central Pacific. They  completed the track on May 10, 1869 at Promontoryâ¦ Summit, Utah.
Two companies built the Transcontinental Railroad. Central Pacific Railroad started building the railroad in Sacramento, Calif., while Union Pacific Railroad, started building in Omaha, Nebr. The companies finally met on May 10, 1869 in Promontory, Utah.