Transportation engineering in Ohio encompasses a vital segment that focuses on the design, construction, and management of infrastructure systems. This industry involves a range of entities including consultancy firms, construction companies, and engineering departments that provide essential services such as traffic flow analysis, roadway design, and safety assessments. As cities grow and mobility demands increase, companies are increasingly adapting modern technologies, such as AI, to innovate traffic management solutions. The commitment to sustainability and community-focused projects is shaping the future of transportation engineering, ensuring that infrastructure is not only efficient but also environmentally friendly.

The companies on this list vary in size, with some employing over a thousand professionals while others operate in smaller teams. Most are based in Columbus, Ohio, highlighting the city's central role in the industry, and have been founded as early as 1911, reflecting decades of expertise. These firms specialize in aspects of transportation engineering, offering services from roadway design to traffic engineering and beyond, showcasing their profound understanding of regional transportation needs and regulatory requirements.

Continue reading to explore top transportation engineering companies in Ohio.

Top 22 Transportation Engineering Companies in Ohio

1. Burgess & Niple

• Website: burgessniple.com
• Ownership type: Private
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1912
• Headcount: 501-1000
• LinkedIn: burgess-%26-niple

Burgess & Niple is an engineering and architecture firm based in Columbus, Ohio, with a history dating back to 1912. The company is dedicated to enhancing communities through practical infrastructure solutions. They offer a wide range of services, including engineering, architectural design, and environmental engineering, primarily serving municipalities and government agencies. Their work addresses critical infrastructure challenges, focusing on improving quality of life through sustainable practices. Notably, Burgess & Niple has been involved in various transportation projects, such as the design of modern roundabouts and diverging diamond interchanges, which improve traffic flow and safety. Their innovative approach includes the use of advanced technologies, such as AI for sewer inspections, showcasing their commitment to integrating modern solutions into traditional engineering practices.

2. ms consultants, inc.

• Website: msconsultants.com
• Ownership type: Private
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 99%
• Founded year: 1963
• Headcount: 201-500
• LinkedIn: ms-consultants-inc-

ms consultants, inc. is a consulting firm based in Columbus, Ohio, specializing in engineering, architecture, planning, and environmental services. Founded in 1963, the company has built a solid reputation for providing comprehensive solutions to both public and private clients. Their work addresses critical infrastructure and environmental challenges, showcasing their commitment to improving community systems. In the transportation sector, ms consultants offers a wide array of services, including traffic engineering, highway design, and bridge inspection. They have successfully collaborated with various stakeholders, ensuring that projects meet local needs while adhering to regulatory standards. With a workforce of 201-500 employees, the firm operates across multiple states, including Ohio, Pennsylvania, Indiana, North Carolina, South Carolina, and West Virginia, allowing them to effectively serve both local and national clients. Their extensive experience and integrated approach to project delivery make them a significant player in the transportation engineering field.

3. GPD Group

• Website: gpdgroup.com
• Ownership type: Private
• Headquarters: Akron, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $105,000, September 2023
• Founded year: 1961
• Headcount: 501-1000
• LinkedIn: gpd-group

GPD Group, founded in 1961 and based in Akron, Ohio, is a private architecture and engineering firm with over 800 employees. The company specializes in integrated services that span planning, design, and consulting across various sectors, including education, healthcare, and infrastructure. GPD Group has a strong focus on transportation engineering, having completed numerous projects that enhance public infrastructure and improve community mobility. Their work includes traffic studies, transportation planning, and the design of transit facilities, reflecting their commitment to advancing transportation systems. GPD Group operates with a unique employee ownership model, fostering a collaborative culture that prioritizes quality and client satisfaction. In September 2023, they received funding, further supporting their growth and project capabilities.

4. Dynotec, Inc.

• Website: dynotecinc.com
• Ownership type: Private
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1990
• Headcount: 11-50
• LinkedIn: dynotec

Dynotec, Inc. is an engineering and architectural firm based in Columbus, Ohio, with additional offices in Cincinnati, Cleveland, and Pittsburgh. Established in 1990, the company specializes in a range of professional services, including architectural design, structural engineering, civil engineering, and notably, transportation engineering. Dynotec has a strong focus on infrastructure projects, providing solutions for bridges, roadways, sidewalks, and traffic management systems. Their team consists of experienced professionals who average over 25 years in the industry, ensuring a high level of expertise in project execution. The firm has successfully collaborated with various clients, including state and local government agencies, and has been involved in numerous significant projects that enhance community infrastructure. Dynotec's commitment to quality and client satisfaction is evident in their rigorous quality assurance and control programs, which aim to deliver projects on time and within budget.

5. TEC Engineering, Inc.

• Website: teceng.com
• Ownership type: Private
• Headquarters: Mason, Ohio, United States (USA)
• Employee distribution: Saudi Arabia 48%, United States (USA) 45%, Mexico 3%, Other 3%
• Founded year: 1992
• Headcount: 11-50
• LinkedIn: tec-engineering

TEC Engineering, Inc., based in Mason, Ohio, is a private engineering firm that has been operational since 1992. The company specializes in transportation and traffic engineering services, offering a wide array of solutions including traffic signal design, roadway design, and intelligent transportation systems. With a workforce of 11 to 50 employees, TEC Engineering has successfully completed over 3,500 projects, demonstrating their capability and reliability in the industry. Their clientele includes both government agencies and private developers, reflecting their versatility in addressing various transportation needs. TEC Engineering is recognized for its innovative approaches, such as proprietary tools for traffic monitoring and analysis, which have proven effective in improving traffic safety and reducing congestion. The firm has established long-term relationships with transportation departments across Ohio, Kentucky, and Indiana, further solidifying its reputation in the field. Their commitment to client service and project excellence is evident in their high rate of repeat business, with 43% of their work coming from returning clients.

6. Resource International, Inc.

• Website: resourceinternational.com
• Ownership type: Private
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1973
• Headcount: 51-200
• LinkedIn: resource-international-inc-

Resource International, Inc. (Rii) is a consulting and engineering services firm based in Columbus, Ohio, established in 1973. The company specializes in providing high-quality solutions for infrastructure improvement, serving both public and private clients across various sectors. Rii offers a wide range of services, including engineering, construction management, environmental assessments, and geotechnical engineering. Their transportation division has a wealth of experience in public transportation infrastructure projects, focusing on roadways, bridges, and asset management. Rii has successfully completed numerous projects, including pavement reconstruction and bridge rehabilitation, demonstrating their expertise in the transportation engineering sector. The firm operates with a commitment to innovation and quality, ensuring that projects are completed efficiently and effectively. Rii has also received recognition for its contributions to the industry, including awards for environmental excellence and quality management. With a workforce of 51-200 employees, Rii maintains a collaborative environment that fosters long-term relationships with clients and promotes a culture of teamwork and diversity.

7. 2LMN, Inc.

• Website: 2lmn.com
• Ownership type: Private
• Headquarters: Lancaster, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1979
• Headcount: 51-200
• LinkedIn: 2lmn-inc-

2LMN, Inc. is a civil engineering consulting firm based in Lancaster, Ohio, established in 1979. With a workforce of approximately 51-200 employees, the company specializes in providing comprehensive engineering solutions tailored to transportation and infrastructure projects. Their services include roadway design, traffic engineering, and land surveying, catering to a range of clients from municipalities to state governments and private sector entities. 2LMN has successfully completed numerous projects, such as the Dayton Pedestrian Safety Improvements, which focused on enhancing pedestrian safety at multiple intersections. They have also undertaken significant contracts like the VAR-STW Bridge Load Ratings for ODOT, showcasing their expertise in bridge inspection and load rating. The firm prides itself on its commitment to safety and efficiency, particularly in urban environments, and has maintained a strong reputation for meeting project deadlines without claims of negligence. 2LMN holds various federal, state, and local disadvantaged business certifications, further solidifying its credibility in the industry.

8. DLZ Corporation

• Website: dlz.com
• Ownership type: Private
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 94%, Costa Rica 6%
• Founded year: 1946
• Headcount: 501-1000
• LinkedIn: dlz-corporation

DLZ Corporation, founded in 1946 and based in Columbus, Ohio, is a private architecture and engineering firm with approximately 859 employees. The company offers a wide array of professional services, including construction management, environmental consulting, and ADA compliance assistance. DLZ serves local governments and commercial clients, helping them navigate regulatory requirements and enhance infrastructure. Their transportation services are particularly noteworthy, covering areas such as bridge design, roadway planning, rail and transit systems, and traffic engineering. DLZ's commitment to sustainability is evident in their project approaches, and they actively engage with communities to ensure their projects meet local needs. The firm has received various accolades, including recognition in the Top 500 Design Firms and Midwest Top Design Firms lists, highlighting their impact and presence in the industry.

9. Woolpert

• Website: woolpert.com
• Ownership type: Private Equity
• Headquarters: Dayton, Ohio, United States (USA)
• Employee distribution: United States (USA) 95%, South Africa 3%, Other 2%
• Latest funding: $2.9M, November 2022
• Founded year: 1911
• Headcount: 1001-5000
• LinkedIn: woolpert

Woolpert is a professional services firm based in Dayton, Ohio, specializing in architecture, engineering, and geospatial solutions. Founded in 1911, the company has built a reputation for providing innovative and cost-effective services to address complex infrastructure challenges. Woolpert serves a wide range of clients, including government entities and private sector organizations. The firm is particularly active in the transportation sector, offering services such as road and bridge design, traffic engineering, and safety assessments. Their engineering capabilities are complemented by advanced geospatial technologies, allowing them to deliver comprehensive solutions for transportation projects. Woolpert's recent funding in November 2022 further underscores its commitment to growth and adaptation in a changing market.

10. DGL Consulting Engineers, LLC

• Website: dgl-ltd.com
• Ownership type: Private
• Headquarters: Maumee, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1926
• Headcount: 51-200
• LinkedIn: dgl-consulting-engineers-llc

DGL Consulting Engineers, LLC, based in Maumee, Ohio, is a civil engineering firm that has been providing professional services since 1926. With a workforce of approximately 57 employees, the company specializes in a variety of engineering, planning, and design services, particularly in the transportation sector. DGL serves both public and private clients, including developers and contractors, and is known for its expertise in transportation, traffic safety, facility development, and surveying. The firm has a strong portfolio that showcases its capabilities in handling complex projects such as roadway widening, interchange construction, and bridge design. DGL is also recognized for its commitment to quality and client satisfaction, which has fostered long-term relationships with its clients. Their certifications as an ODOT DBE/SBE and OTIC LDBE/SBE firm further solidify their standing in the industry, allowing them to participate in various public sector projects. DGL's extensive experience and focus on transportation engineering make it a significant player in the field.

11. Environmental Design Group

• Website: envdesigngroup.com
• Ownership type: Private
• Headquarters: Akron, Ohio, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Founded year: 1984
• Headcount: 51-200
• LinkedIn: environmental-design-group

Environmental Design Group, based in Akron, Ohio, is a consulting firm founded in 1984. With a workforce of approximately 138 employees, the company specializes in planning, design, and civil engineering services. Their portfolio includes community planning, ecological consulting, and construction management, catering to both municipalities and private developers. A notable aspect of their service offerings is transportation engineering, where they assist clients in navigating projects from initial concept through to construction. This includes conducting safety and traffic studies, preparing funding applications, and developing engineering design documents. Their commitment to sustainability and community well-being is evident in their approach to projects, making them a significant player in the engineering sector.

12. LJB Inc.

• Website: ljbinc.com
• Ownership type: Private Equity
• Headquarters: Miamisburg, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: July 2022
• Founded year: 1966
• Headcount: 201-500
• LinkedIn: ljbinc

LJB Inc., founded in 1966 and based in Miamisburg, Ohio, is an engineering firm specializing in civil and structural engineering, safety, and environmental services. The company operates across multiple markets, providing innovative solutions that enhance infrastructure and ensure safety compliance. LJB Inc. has a notable focus on transportation engineering, offering services that include site design, structural engineering, and water resources management. Their portfolio features significant projects, such as the design of Ohio's first modern roundabout and the nation's first Quadrant Roadway Intersection, reflecting their expertise in transportation solutions. With a workforce of approximately 278 employees, LJB Inc. is committed to improving the quality of life in the communities they serve, emphasizing integrity, quality, and service in their operations. The firm has expanded its reach through strategic acquisitions, enhancing its capabilities and geographic presence across the United States.

13. E.P. Ferris & Associates

• Website: epferris.com
• Ownership type: Private
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1987
• Headcount: 51-200
• LinkedIn: e.p.-ferris-%26-associates-inc.

E.P. Ferris & Associates, Inc., based in Columbus, Ohio, is a civil engineering firm established in 1987. The company specializes in land surveying, traffic engineering, and municipal services, catering to both municipalities and private sector clients. With a workforce of 51-200 employees, E.P. Ferris has built a reputation for delivering comprehensive engineering solutions for infrastructure projects. Their expertise includes land development, roadway design, and traffic management, ensuring that projects meet regulatory standards and community needs. The firm actively participates in various projects, demonstrating a commitment to enhancing transportation systems and urban development. Their focus on client relationships and high-quality work has allowed them to maintain a strong presence in the engineering sector for over three decades.

14. Landrum & Brown

• Website: landrumbrown.com
• Ownership type: Private
• Headquarters: Cincinnati, Ohio, United States (USA)
• Employee distribution: United States (USA) 88%, China 7%, Hong Kong S.A.R 3%, Other 3%
• Founded year: 1949
• Headcount: 51-200
• LinkedIn: landrum-%26-brown

Landrum & Brown, founded in 1949 and based in Cincinnati, Ohio, is a private aviation consulting firm with a strong emphasis on airport planning and development. With a workforce of approximately 152 employees, the company has built a reputation for addressing complex aviation challenges across the globe. Their service offerings include activation planning, airfield and airspace design, environmental assessments, and ground transportation planning. They have worked on projects at major airports worldwide, providing insights that enhance operational efficiency and ensure compliance with aviation regulations. Their commitment to sustainability is evident in their initiatives aimed at reducing the environmental impact of airport operations. Landrum & Brown's client base includes airport operators and government agencies, reflecting their integral role in the aviation industry.

15. Ribway Engineering Group, Inc.

• Website: ribwaygroup.com
• Ownership type: Private
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1994
• Headcount: 11-50
• LinkedIn: ribway-engineering-group-inc.

Ribway Engineering Group, Inc. is a private engineering consulting firm based in Columbus, Ohio, established in 1994. With a workforce of 11 to 50 employees, Ribway provides a comprehensive range of engineering services, including civil, transportation, water, wastewater, mechanical, and electrical engineering. The firm caters to municipal, industrial, institutional, and private clients, assisting them with planning, design, and construction management across various projects. Ribway has a notable focus on transportation engineering, with experience in designing roadways, highways, and bridges, as well as improving bikeways and pedestrian facilities. Their project portfolio includes significant infrastructure improvements, showcasing their capability and expertise in the transportation sector. Ribway is also recognized as a certified Minority Business Enterprise (MBE) and a Disadvantaged Business Enterprise (DBE) in Ohio, which highlights their commitment to inclusivity in the engineering field.

16. Euthenics, Inc.

• Website: euthenics-inc.com
• Ownership type: Private
• Headquarters: Strongsville, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1969
• Headcount: 11-50
• LinkedIn: euthenics-inc-

Euthenics, Inc. is an employee-owned engineering and surveying firm based in Strongsville, Ohio, with a history dating back to 1969. Originally formed as a joint venture of several small consulting firms, Euthenics has evolved into a dedicated provider of civil engineering services. The company specializes in transportation engineering, offering services such as traffic signal design, bridge inspection, and roadway design. They primarily serve government clients and private developers, showcasing their expertise in navigating the complexities of public and private sector projects. Euthenics prides itself on maintaining a low overhead and a hands-on approach, ensuring that their principals are directly involved in every project. This commitment to quality and client satisfaction has allowed them to build lasting relationships in the industry. Their prequalifications with the Ohio Department of Transportation and various local agencies further affirm their capabilities in transportation-related projects.

17. E.S. Wagner Company

• Website: eswagner.com
• Ownership type: Private
• Headquarters: Oregon, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1947
• Headcount: 501-1000
• LinkedIn: e-s-wagner-co-

E.S. Wagner Company, founded in 1947 and based in Oregon, Ohio, is a private construction firm with a workforce of approximately 120 employees. The company specializes in a wide array of construction services, particularly in highway and airport construction, as well as environmental services. E.S. Wagner has built a reputation for executing complex infrastructure projects efficiently and safely, serving both public and private sector clients. Their project portfolio includes significant undertakings such as the reconstruction of major highways and the construction of intermodal rail facilities. The firm emphasizes quality and safety in its operations, which is reflected in its commitment to maintaining a modern equipment fleet and a skilled workforce. E.S. Wagner's involvement in transportation engineering is underscored by its collaborations with notable clients like CSX Transportation and the Ohio Department of Transportation, showcasing its capability to handle large-scale projects.

18. Feller, Finch & Associates, Inc.

• Website: fellerfinch.com
• Ownership type: Private
• Headquarters: Maumee, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1984
• Headcount: 11-50
• LinkedIn: feller-finch-%26-associates-inc.

Feller, Finch & Associates, Inc. is an engineering firm based in Maumee, Ohio, founded in 1984 by Donald Feller and Richard Finch. The company specializes in a variety of engineering services, including land development, transportation, public works, surveying, and inspection services. With a dedicated team of professionals, Feller, Finch aims to provide innovative and cost-effective solutions to municipalities, private developers, and businesses. Their transportation services cover critical areas such as highways, streets, parking lots, and traffic studies, showcasing their involvement in the transportation engineering sector. The firm operates in five states and manages approximately 1000 projects each year, reflecting their active participation in the industry. Their commitment to quality and client satisfaction has fostered long-term relationships and a steady growth trajectory.

19. Ijus LLC

• Website: ijus.net
• Ownership type: Corporate
• Headquarters: Columbus, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: October 2018
• Founded year: 2005
• Headcount: 201-500
• LinkedIn: ijus

Ijus LLC, now known as TRC Companies, Inc., is a consulting and engineering firm based in Columbus, Ohio. Founded in 2005, the company has grown to employ around 88 professionals, focusing on a wide array of services that include environmental consulting, construction management, and engineering solutions. TRC serves both government and private sector clients, helping them navigate complex projects while ensuring compliance with industry standards. Within the transportation sector, TRC offers specialized services such as traffic studies, road and bridge design, and clean transportation consulting. Their commitment to sustainable practices is evident in their clean fleet planning and policy support initiatives. This multifaceted approach positions TRC as a relevant player in the transportation engineering industry.

20. CT Consultants, A Verdantas Company

• Website: ctconsultants.com
• Ownership type: Private
• Headquarters: Mentor, Ohio, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Founded year: 1922
• Headcount: 201-500
• LinkedIn: ct-consultants

CT Consultants, A Verdantas Company, based in Mentor, Ohio, is a consulting firm that specializes in engineering, architecture, planning, and construction services. Founded in 1922, the company has built a reputation for assisting clients across various sectors, including education, government, and healthcare. Their expertise extends to transportation engineering, where they provide essential services that help clients navigate complex projects and regulatory requirements. CT Consultants is dedicated to fostering long-term relationships with clients, which enhances their ability to deliver tailored solutions. Their team of knowledgeable professionals is committed to addressing immediate project needs while planning for future developments. The firm operates primarily in the United States, with a workforce of approximately 207 employees, reflecting a solid commitment to the local market and community engagement.

21. CDS Associates, Inc.

• Website: cds-assoc.com
• Ownership type: Private
• Headquarters: Cincinnati, Ohio, United States (USA)
• Founded year: 1968
• Headcount: 51-200
• LinkedIn: cds-associates-inc.

CDS Associates, Inc., also known as CT Consultants, is a consulting firm based in Cincinnati, Ohio, founded in 1968. The company specializes in engineering, architecture, planning, and construction services. They cater to various sectors, including government and healthcare, providing expertise in project management and environmental assessments. Notably, transportation engineering is one of their key service areas, where they apply their knowledge to address the complexities of transportation projects. Their commitment to fostering long-term client relationships allows them to effectively meet project needs and adapt to changing demands in the industry. With a workforce of 51-200 employees, CDS Associates is positioned to handle a range of projects, contributing to the infrastructure and development of the communities they serve.

22. The Kleingers Group

• Website: kleingers.com
• Ownership type: Private
• Headquarters: Cincinnati, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1993
• Headcount: 51-200
• LinkedIn: the-kleingers-group

The Kleingers Group, founded in 1993 and based in Cincinnati, Ohio, is a professional services firm specializing in civil engineering, land surveying, and landscape architecture. With a workforce of approximately 145 employees, the company serves a wide array of clients, including developers and government agencies. They are particularly noted for their transportation engineering services, which include roadway design, traffic engineering, and traffic impact studies. The firm prides itself on its ability to provide comprehensive solutions for infrastructure projects, ensuring that they meet the needs of the communities they serve. Their commitment to effective communication and collaboration is evident in their project management approach, which aims to simplify complex processes for clients. The Kleingers Group has established a strong reputation in the industry, working on notable projects such as the Cincinnati Children's Hospital Critical Care Tower and various municipal infrastructure improvements.

Transportation Engineering Insights: Key Companies in Ohio

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