| All |
| 1 Access Control |
| 2 Access Equipment |
| 3 Acoustics/Track Noise |
| 4 Adhesives and Sealants |
| 5 Aluminium Components/Extrusions |
| 6 Anti-Slip Products |
| 7 Asset Management |
| 8 Associations/Institutions |
| 9 Ballast |
| 10 Batteries, Chargers & Related Equipment |
| 11 Bearings |
| 12 Bogies, Axles, Wheelsets and Suspension Components |
| 13 Brake Equipment |
| 14 Bridge Beams/Bearings/Parapets |
| 15 Bridge Maintenance/Monitoring |
| 16 Cables/Cable Accessories |
| 17 Circuit Breakers |
| 18 Civil Engineering Products/Services |
| 19 Cleaning Materials/Services |
| 20 Closed Circuit Television |
| 21 Clothing/Workwear |
| 22 Communications Systems and Equipment |
| 23 Composite Materials |
| 24 Compressed Air Filters/Dryers |
| 25 Computer Hardware and Software, Management Systems |
| 26 Condition Monitoring Systems |
| 27 Connectors |
| 28 Construction/Building Services |
| 29 Consulting Services |
| 30 Contracting Services |
| 31 Corporate Identity/Decals/Liveries |
| 32 Corporate Travel Arrangements/Organisation |
| 33 Corrosion Protection |
| 34 Couplers, Buffers and Drawgear |
| 35 Cranes, Rerailing and Lifting Equipment |
| 36 Current Collection Equipment |
| 37 Depot and Workshop Equipment |
| 38 Design Services |
| 39 Diesel Engines for Rail Traction |
| 40 Door Systems/Equipment |
| 41 Drainage Products |
| 42 Drug/Alcohol Testing |
| 43 Earthworks Stabilisation |
| 44 Electrification Equipment and services |
| 45 Electromagnetic Compatibility Consultancy Testing and Training |
| 46 Electronic Design/Manufacture/Supply |
| 47 Emergency Equipment |
| 48 Enclosures |
| 49 Engineering Tools and Equipment |
| 50 Environmental Consultancy/Control/Protection/Testing |
| 51 Ergonomics and Human Factors |
| 52 Escalators/Lifts/Travelators |
| 53 Event Recorders |
| 54 Exhaust Systems |
| 55 Fare Collection, Tickets & Ticketing Equipment |
| 56 Fasteners |
| 57 Fencing |
| 58 Fire Protection/Detection/Control |
| 59 Fixing Systems |
| 60 Fluid Transfer Systems |
| 61 Freight Rolling Stock |
| 62 Freight Vehicle Equipment and Components |
| 63 Gauging Equipment |
| 64 Gears/Gearboxes |
| 65 General Engineering |
| 66 Generating Equipment |
| 67 Geotechnical Engineering Equipment/Services |
| 68 Government Services |
| 69 Graffiti Protection/Removal |
| 70 Graphic Design |
| 71 GRC (Glass-Reinforced Concrete) Fixtures/Fittings |
| 72 GRP (Glass-Reinforced Plastic) Fixtures/Fittings |
| 73 Healthcare/Medical/Occupational Health |
| 74 Heating, Ventilation and Air-Conditioning (HVAC)Equipment |
| 75 Hoses |
| 76 Hydraulic/Pneumatic Equipment/ Components/ Repair |
| 77 Industry Events |
| 78 Industrial Gases |
| 79 Industrial Locomotives |
| 80 Infrastructure Maintenance |
| 81 Infrastructure Services |
| 82 Inspection Services |
| 83 Inspection Vehicles |
| 84 Insurance Services |
| 85 In-Vehicle Storage Equipment |
| 86 Level Crossings |
| 87 Lighting |
| 88 Locks and Locking Systems |
| 89 Locomotives |
| 90 Lubricants |
| 91 Measuring Equipment |
| 92 Noise and Vibration Control |
| 93 On-Board Catering Equipment/Services |
| 94 On-Board Entertainment Systems |
| 95 On-Board Power Supply Equipment/Systems |
| 96 Paints and Coatings |
| 97 Passenger Information Systems |
| 98 Passenger Rolling Stock |
| 99 Passenger Vehicle Equipment/Components |
| 100 Permanent Way Design |
| 101 Photographic Services |
| 102 Plant Hire |
| 103 Platform Doors |
| 104 Point Heating |
| 105 Points/Crossings and Components |
| 106 Portable Buildings |
| 107 Possession Management |
| 108 Power Converters/Inverters |
| 109 Power Tools |
| 110 Power Transmission Systems for Vehicles |
| 111 Precast Concrete Units |
| 112 Profile Measuring Equipment |
| 113 Project Management |
| 114 Quality Assurance/Control |
| 115 Rail Fastenings |
| 116 Rail Lubricators |
| 117 Rail Welding |
| 118 Rails |
| 119 Recruitment/Personnel Services |
| 120 Relays/Relay Control Boxes |
| 121 Remote Control/Tracking Equipment |
| 122 Reprographic/Digital Equipment |
| 123 Research/Development/Testing |
| 124 Risk Assessment |
| 125 Road-Rail Vehicles |
| 126 Safety Equipment/Services |
| 127 Safety Reporting System |
| 128 Seats/Seating Materials |
| 129 Security Equipment/Services |
| 130 Sensors |
| 131 Signage |
| 132 Signalling Maintenance/Renewal |
| 133 Signalling/Train Control Systems |
| 134 Simulation Systems |
| 135 Sleepers |
| 136 Station Equipment/Furnishings |
| 137 Steel Fabrication |
| 138 Storage Equipment |
| 139 Supplier Accreditation/Assessment |
| 140 Surge Protection |
| 141 Switchgear Equipment |
| 142 Switch-Heating Control/Monitoring Equipment |
| 143 Technical Documentation |
| 144 Test/Monitoring Equipment |
| 145 Toilet Systems |
| 146 Tools |
| 147 Track Maintenance Equipment/Services |
| 148 Track Materials/Permanent Way Equipment |
| 149 Track Recording/Monitoring Systems |
| 150 Trackside Pest Control |
| 151 Trackside Power Supply Equipment |
| 152 Traction and Power Control Equipment for Rail Vehicles |
| 153 Traction/Rolling Stock Spares |
| 154 Trade/Technical Publications |
| 155 Train Operators |
| 156 Train Washing Plant/Equipment |
| 157 Training Services |
| 158 Tunnel Maintenance |
| 159 Uninterruptible Power Supplies |
| 160 Vegetation Control |
| 161 Vehicle Lifting Equipment |
| 162 Vehicle/Vehicle Component Maintenance/Repair/Overhaul |
| 163 Wagon Hire |
| 164 Weighing Systems |
| 165 Welding Products/Services |
| 166 Wheel Flange Lubrication |
| 167 Windows/Windscreens and Related Equipment |