| # | Name | State, City | Country | Description | |
|---|---|---|---|---|---|
| 1 | McDermott Light & Signal | NY, Ridgewood | USA | FRA approved rear end marker lights, electric hand lanterns, warning lights, work area protection equipment, third rail voltage protectors, emergency lights and explosion-proof hand lights for work and inspections. | |
| 2 | Western-Cullen-Hayes, Inc. | IL, Chicago | USA | Manufacturers of railroad safety signals and accessories; gate arms; railroad crossing warning systems; industrial crossing warning systems; flashing light signals, incandescent and LED; bells, AC-DC and electronic; switch lamps; targets; bumping posts, f |