Management Team

Arthur M. Dinitz, Chairman and CEO
Founded Transpo in 1968. Co-chair of AASHTO/AGC/ARTBA Joint Comm. on New Technologies and Materials. Member: AASHTO Technology Implementation Group (TIG) Exec. Comm. NAS. Research and Technology Coordinating Council for FHWA, Vice Chair of Exec. Board for Highway Innovative Technology Center of ASCE, President of Industry Committee of ITE and ARTBA, member of TRB and ACI, ARTBA's National Highway Safety Award recipient (2001-2002), TRB's National Roadside Safety Award (2006), Honored as one of the "Top 100 Private Sector Transportation Design & Construction Professional of the 20th Century" by ARTBA, Chairman of TranspoLink.com. BME New York University.

Michael S. Stenko, President
Over 30 years in the industry, has been with Transpo for over 19 years. Member of TRB, ACI, ASCE, Chairman of ACI Comm. on Polymers Concrete. Sub-Comm. Chair of AASHTO/AGC/ARTBA Taskforce 13 Subcommittee on highway signs and luminaries. BS Lehigh University.

Robert J. Welsh, Senior VP and CFO
Over 20 years in the industry, has been with Transpo for over 15 years. Board of Gov. at LaSalle Academy. BS St. Johns University, Harvard Business School.

Richard P. Brown, Senior VP
Appointed Senior Vice President of the Distributor Division in September of 2007.  He was previously Vice President of Sales for the Safety Products Division and continues to have dual responsibility for both Divisions.  He joined Transpo in 1999 as Sales Manager of Safety Products. Began his career with Owens-Corning Fiberglas® marketing engineered commercial construction products and systems.  He earned a B.S. in Operations Research from the School of Management at Boston University.

John B. Karlson, VP Sales, Castek/Materials Division
Over 30 years in the industry, has been with Transpo for over 15 years. Member of AAAE. BA Northwood University, MBA Florida Atlantic University.