Concentrating on the design of subdivisions and the street system, with a focus on modern, roundabout design in Florida.

Consulting and business help on aggregate, asphalt, portland stone, and concrete, covering organization and management, sales, geology, safety and government regulations.

Specializing in transportation-related fields of civil engineering, located in Columbus, OH.

A leading provider of traffic engineering and transportation planning consulting services in British Columbia offering comprehensive turn-key solutions for all traffic engineering challenges.

Transportation engineering firm providing quality traffic consulting, transportation planning, engineering, parking analysis, planning, and design based in Texas.

Pavement research projects in cooperation with a wide range of clients including the federal government, state agencies, and private industry headquartered in New Mexico.

Specializing in the fields of transportation and traffic engineering, highway and airport planning and design, and engineering management located in Tehran.

Provides complete pavement analysis and design management services for projects ranging from major interstate highways and airports to parking lots.

Providing professional traffic engineering services to governmental and private clients throughout Central Pennsylvania, specializing in traffic signal design, traffic impact studies, and transportation planning.

An international consulting organisation specialising in highways, structures, airports, urban and rural infrastructure development, water supply, traffic and transportation studies, ports and tourism projects based in India.

Offering customized transportation engineering consulting, BC Auditor benefit/cost software, and other useful information for transportation professionals based in BC.

An engineering consultancy specialising in serving the planning and development sectors, based in Swindon, United Kingdom.

A consulting engineering firm providing practical engineering solutions in civil and transportation engineering, based in Charlotte, NC.

Consulting transportation engineers specializing in traffic design, traffic studies, concurrency evaluations, and condemnation analyses.

Traffic engineering and transportation planning consultants in transit, parking, traffic signal, and pedestrian access design based in Virginia and Maryland.