Micrologic Systems Inc.
Manufactures products for the transportation and utility industries, such as computerized toll and fare collection systems, and vehicle tracking systems.

Work Area Protection Corporation
Manufacturer of traffic control and work zone safety products.

Plastic Safety Systems, Inc.
Manufacturers of temporary traffic safety and control devices such as channelizers, delineators, and reflective fencing.

Polara Engineering
Manufacturer of accessible pedestrian signals that aid the elderly and disabled to cross busy city intersections. Information on models and ordering.

Blakedale Verge and Marker Posts
Manufacturer and supplier of a complete range of distance marker posts and verge markers.

Maxiforce 1
Collapsible bollards to help control pedestrian and automobile through traffic.

Inline Barricades
Manufacturer and designer of barricades and barriers for crowd and vehicle control including police-style, steel, plastic, and portable barricades.

JAMAR Technologies
Manufacturer of traffic counters, traffic analysis software, distance measuring instruments, and related products.

JBC Safety
Supplies traffic control equipment including traffic cones, barricade boards, pavement markers, and related products.

RoadVision Technologies
Manufactures Highway Beacon, the snowplowable raised reflective pavement marker.

Prismo
Manufacturer and supplier of specialist road and associated products.

Roadtech Manufacturing
Manufacture traffic safety equipment including traffic cones, barricades, and security convex mirrors.

Telephonics Corporation
Specializing in communications systems for aircraft and mass transit and other traffic management systems.

Traffic and Parking Control Co., Inc. (TAPCO)
A manufacturer of traffic and parking control signs, pavement markings and related products.

Traffic Control Products Co., Inc.
Road and construction signs and other traffic safety and control products.

Vistaplan International
Manufacturer of security, drawing, and storage system products.

American Signal Company (AMSIG)
Manufacturer of stationary and portable electronic changeable message signs and sign systems.

The Revenue Markets [TRMI]
Toll system and equipment products including treadles, ETC systems, coin machines, gates, and collector terminals.

Component Products
Manufacturer of traffic signal poles, shrouds, polycarbonate framework, and related products.

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.

United Toll Systems
Offering toll systems, facilities management, and road and bridge construction solutions.

Lakeside Plastics, Inc.
Manufacturer of traffic cones, barrels and other related safety items.

GNR Technologies
Design and manufacture infrastructure and traffic safety products from recycled rubber. Products include speed bumps and parking curbs.

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.

TCISytems LLC
Manufacture a programmable retractable speed bump device. Includes specifications and applications.

Traffic Control Devices, Inc.
Installers and maintainers of traffic signal equipment, signs, and intelligent transportation systems. Includes contact locations and employment opportunities.

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.

Advantec Consulting Engineers
Transportation engineers and intelligent traffic management systems experts.

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).

Cloverleaf Corporation
Manufacturers representative for traffic control and traffic safety systems. Products include impact attenuators, pavement marking materials, and decorative surfacing treatments.