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- iRail.com is the leading business to business net market for the rail industry, designed for the industry, by industry veterans. iRail.com provides a full-featured online marketplace for the procurement and auction of a full range of equipment, materials and services.
- Parsons Brinckerhoff provides transit related infrastructure services on six continents.
- Groundhop.com provides national rail, subway, and bus schedule, fare, route, and provider information.