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| Sperling Railway Services Manufacturer of maintenance machinery, railroad signs and accessories. | |
| IMpulse-NC, Inc. Products are primarily sold to municipalities and the federal government. This company was capitalized by private investmen. Manufacturer of traffic signalling and control systems for electric propulsion, mass transit and mining transportation. | ||
| Lights To Go Provider of traffic signals, rail crossing lights, school zone markers and walk/don't walk lights. | ||
| Hovey Industries Ltd. Supplier of railroad switch heaters, cable trough, horizontal air curtains, equipment enclosures and installation services to North American and global railroads. | ||
| RFR Industries, Inc. Provider of grade crossing flangeway-rail sealant products. | ||
| National Electric Gate Company Manufacturer of crossing warning protection materials for the rail industry. | ||
| Advanced Track Products Develops and supplies products to the transit and railroad industries. | ||
| Union Switch & Signal Manufacturer and servicer of signaling, automation and control equipment and systems for the railroad and mass-transit industries worldwide. | ||
| Rights of Way in the UK Resolve Rights of Way issues with title deed & environment searches | ||
| Omni Specializing in grade crossing equipment. Supplier of grade crossing systems to the US rail industry. | ||
| Western-Cullen-Hayes, Inc. The company also manufactures track safety appliances offering bumping post, wheel stops, derails, switch point guard and a. Manufacturer of railroad crossing warning systems, safety signals and accessories, gate arms and flashing light signals. | ||
| Alstom Signaling Provider of rail signal and control systems worldwide for all rail types. | ||
| National Signal Provider of signal engineering, budgeting, project planning and maintenance services to the railroad industry. | ||
| CXT, Inc. Manufacturers, highway products, fabricators and distributors of rail and trackwork, piling and tubular products. | ||
| S & C Distribution Manufacturer of signal and communication equipment for railroads and rail transit systems. | ||
| Pohl Corp. Manufacturer of rails, spikes, gauge rods , turnouts, track bolts, switches and switch stands. | ||
| Safetran Systems Manufacturer of wayside signaling, rail-highway crossing, transit and communications components and systems. | ||
| Racine Railroad Products, Inc. Manufacturer of railway equipment and products for crossing and maintenance. | ||
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