| Railroads | Great Northern Railway | Privately funded transcontinental railroad | ancestry.com/historical-insights/business-... | |
| Roads | Swedish Private Road Associations | Non-profit private road operators and maintainers | en.wikipedia.org/wiki/Private_road_associa... | |
| Roads | VINCI Concessions | International private toll road owner and operator | vinci-concessions.com/en/profile | @VINCIConcess |
| Private Railroad | BNSF Railway | Largest US freight railroad by revenue, operating 32,500 route miles; wholly owned by Berkshire Hathaway. | bnsf.com | @BNSF_Railway |
| Private Railroad | Union Pacific Railroad | Second-largest US freight railroad, operating 32,000 miles across 23 western states. | up.com | @UnionPacific |
| Private Railroad | CSX Transportation | Major eastern US freight railroad operating 20,000 miles and carrying a third of US intermodal container traffic. | csx.com | @CSX |