Carpenter Marty Transportation is an interdisciplinary engineering firm that offers an unsurpassed range of expertise to streamline transportation projects and improve design value for clients and project partners. We have a proven track record of providing clients with the highest quality plans, studies, and superior customer service.

Our expertise lies in:

Carpenter Marty Transportation maintains a reputation for excellence, which is evident in our ability to gain repeat work from satisfied clients. We proudly boast a three year ODOT Consultant Evaluation Score of 86%, which is above the state average. Our success in getting high marks lies in our ability to meet and exceed project schedules while providing complete and accurate plans.


2017 PSMJ Platinum Award
2017 Circle of Excellence
2017 Columbus CEO Engineering Firms
2017 Top Engineering Firm
2016 Circle of Excellence
2016 WTS Employer of the Year
2016 Top Engineering Firm
2015 PSMJ Circle of Excellence
2015 Top Firm Logo
2014 PSMJ Circle of Excellence
2014 Top Firm