Work Area Protection Corporation
Manufacturer of traffic control and work zone safety products.
http://www.workareaprotection.com/

Polara Engineering
Manufacturer of accessible pedestrian signals that aid the elderly and disabled to cross busy city intersections. Information on models and ordering.
http://www.polara.com/

Blakedale Verge and Marker Posts
Manufacturer and supplier of a complete range of distance marker posts and verge markers.
http://www.roadsafety.co.uk/

Maxiforce 1
Collapsible bollards to help control pedestrian and automobile through traffic.
http://www.maxiforcebollard.com/

Inline Barricades
Manufacturer and designer of barricades and barriers for crowd and vehicle control including police-style, steel, plastic, and portable barricades.
http://www.inlinebarricades.com/

JAMAR Technologies
Manufacturer of traffic counters, traffic analysis software, distance measuring instruments, and related products.
http://www.jamartech.com/

JBC Safety
Supplies traffic control equipment including traffic cones, barricade boards, pavement markers, and related products.
http://www.jbcsafety.com/

RoadVision Technologies
Manufactures Highway Beacon, the snowplowable raised reflective pavement marker.
http://www.highwaybeacon.com/

Prismo
Manufacturer and supplier of specialist road and associated products.
http://www.prismo.co.uk/

Roadtech Manufacturing
Manufacture traffic safety equipment including traffic cones, barricades, and security convex mirrors.
http://www.roadtech.com/

Telephonics Corporation
Specializing in communications systems for aircraft and mass transit and other traffic management systems.
http://www.telephonics.com/

Traffic and Parking Control Co., Inc. (TAPCO)
A manufacturer of traffic and parking control signs, pavement markings and related products.
http://www.tapconet.com/

Traffic Control Products Co., Inc.
Road and construction signs and other traffic safety and control products.
http://www.tcpofms.com/

Vistaplan International
Manufacturer of security, drawing, and storage system products.
http://www.vistaplan.com/

American Signal Company (AMSIG)
Manufacturer of stationary and portable electronic changeable message signs and sign systems.
http://www.amsig.com/

Component Products
Manufacturer of traffic signal poles, shrouds, polycarbonate framework, and related products.
http://www.componentproducts.com/

Tolltex, Inc.
Provides toll collection systems and services including lane traffic signals, canopy traffic signals, receipt printers, plaza and host computer systems, and related products.
http://www.tolltex.com/

United Toll Systems
Offering toll systems, facilities management, and road and bridge construction solutions.
http://www.unitedtoll.com/

Lakeside Plastics, Inc.
Manufacturer of traffic cones, barrels and other related safety items.
http://www.lakesideplastics.net

GNR Technologies
Design and manufacture infrastructure and traffic safety products from recycled rubber. Products include speed bumps and parking curbs.
http://www.gnrtech.com/

Haldo
Manufacturer of traffic management products, specializing in traffic bollards and cones. Includes a listing of world distributors and an online store for automotive and safety clothing products.
http://www.haldo.com/

Traffic Control Devices, Inc.
Installers and maintainers of traffic signal equipment, signs, and intelligent transportation systems. Includes contact locations and employment opportunities.
http://www.trafficcontroldevices.com/

Athens Technical Specialists Inc.
A manufacturer of electrical test equipment for the traffic signal, highway, roads, and custom design markets with information on products, training, distributors, the company and contacts.
http://www.atsi-tester.com

Advantec Consulting Engineers
Transportation engineers and intelligent traffic management systems experts.
http://www.advantec-usa.com/

Quixote Corporation
Manufactures impact-absorbing highway and truck-mounted crash cushions, vehicle arresting systems, and related highway safety products, including highway advisory radio systems to inform motorists of accidents and traffic delays. (Nasdaq: QUIX).
http://www.quixotecorp.com/

Cloverleaf Corporation
Manufacturers representative for traffic control and traffic safety systems. Products include impact attenuators, pavement marking materials, and decorative surfacing treatments.
http://www.cloverleafcorp.com/

Vialis BV
The Netherlands. Suppliers of consultancy, services and systems for optimum processing of automobile and rail traffic flows. Part of the Volker Wessels Group. English and Dutch.
http://www.vialis.nl/

Elmore Group
Traffic and transportation management solutions including public lighting, traffic control, intelligent transportation systems and access control. Ireland.
http://www.elmore.ie/