P. JOSEPH LEHMAN, Inc., Consulting Engineers can point to extensive multi-disciplined experience in a wide array of industry sectors.  From the rehabilitation of historic covered bridges, to the design of roadways, to flood wall replacements, to assisting clients with applications for state and federal grants, and even to the restoration of one of the world’s first roller coasters, we promise our clients our meticulous attention to detail, our knowledge of engineering principles and practices, and the integrity that has enabled us to be successful for close to 50 years. Our designers draw on this past experience everyday, offering our clients with both innovative and proven engineering solutions. Our continued success is due in no small part to the caliber of staff we hire, train and retain.  Our talented engineers are known for their uncompromising standards, their experience in our market sectors, their attention to budgets and schedules, and their superior client service.  They are trained in the latest technology and respected by their peers in their fields of expertise.  In addition to their engineering skills, our staff members are also trained in project management principles, earning them the trust of our clients. When you hire P. JOSEPH LEHMAN, Inc., Consulting Engineers to undertake your project, you can be assured that you have a team of dedicated professionals who will listen to you and serve as your partner to meet your goals, expectations, and budget.



  • P. Joseph Lehman, Jr., P.E.


Bridge Team

  • Husam A. Obeid, P.E.

    Bridge Design Director

  • Aaron M. Craig, P.E.

    Project Engineer

  • William H. Smith, P.E.

    Project Engineer

  • J. Warren Stoner

    Constructability Review Manager

  • Craig K. Stodart, P.E.


  • Donald L. Fix, IV, E.I.T.


  • Ryan P. Murphy, E.I.T.


  • Becky D. Casalvieri


  • Scott Sechrist

    Constructability Review Specialist

  • Bailey Sinclair


Highway Team

  • Robert D. Bryant, P.E.

    Project Engineer

  • Charles R. Meyers, P.E.

    Project Engineer

  • Ryan M. Granville, P.E.


  • Adam E. Shriver


  • Vincent L. Dodson, P.E., P.L.S.


  • Justin T. Showalter


  • Garrett G. Leopold


  • Adam Katrancha, P.E., CPESC


  • Tiffany A. Bryant


Environmental Team

  • Scott J. Klingenberg

    Environmental Services Director

  • Frank W. Catherine, P.E.

    Geologic Services Director

  • Kaleb K. Hammond, P.G.


  • Thomas S. Bilko

    Environmental Scientist

Survey Team

  • David W. Butterbaugh, Jr., P.L.S.

    Survey and Geospatial Services Director

  • Richard K. Strayer


  • James J. Pilosky

    Survey Technician

Land Development and Building Solutions Team

  • Kenneth W. Szala, P.E.

    Land Development/ Building Systems Director

  • Elizabeth A. Heggi, P.E.


Grantsmanship/Client Services Team

  • Martin T. Malone

    Director of Client Services

  • James P. Frank

    Client Services Representative


  • Tammie J. Fleck

    Office Manager

  • Denise J. Lear


  • Ashley A. O’Neil


Special Projects

  • Betsy Lehman

    Special Projects Director

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