The Union Pacific Corporation is a publicly traded railroad holding company. It was established in 1969 and is headquartered in Omaha, Nebraska. It is the parent company of the current form of the Union Pacific Railroad. Company's major subsidiaries include Alton and Southern Railway, Insight Network Logistics (INL),, PS Technology (PST), Ship Cars Now, Streamline, Transentric, Union Pacific Distribution Services (UPDS), to name a few.