At Lehman Engineers, we begin with the end in mind; earning a thorough understanding of our clients’ goals and vision is our first objective. Our detailed interviewing process uncovers objectives, constraints, and opportunities. Whether the site is residential, commercial or industrial in nature, we have the experience and tools required to prepare plans that create functional, feasible, and aesthetically pleasing results. 

Our Project Managers’ knowledge and experience with regulatory agencies enables us to provide a quick and proactive resolution to any unforeseen issues. 

Site Engineering Services

  • Land Development/Subdivision
    • Commercial  
    • Private  
    • Industrial
  • Municipal Engineering
    • Ordinance Development  
    • Plan Reviews  
    • Road Studies, Speed/Load Posting
  • Individual Services
    • Feasibility Study  
    • Hydraulic & Hydrologic Analysis  
    • Stormwater Management  
    • Erosion Control Plans  
    • Grading Plans  
    • Limited Traffic Impact Study  
    • Highway Occupancy Permits  
    • SPCC Plans  
    • Sewage Planning  
    • Construction Site Cost Estimating  
    • Wetland Determination/Delineation  
    • NPDES Permitting  
    • Ag Permitting  
    • Master Plans  
    • Percolation Testing  
    • Retaining Wall Design  
    • Phase I Assessments
  • Streetscape Designs
    • ADA Ramp Designs
  • Trail Designs  
    • Walking  
    • Bike Paths
  • Building System Services  
    • Full Design Services Through Teaming  
    • Architectural  
    • MEP  
    • Structural
  • Project Oversight  
    • Construction Administration Coordination  
    • Construction Inspection  
    • Bidding Process  
    • Payment Certification


  • Land Development and Building Solutions

    Falchini Beer Distributor

    The Falchini Beer Distributor Store was a relocation project caused by the construction of a new Sheetz store (which was also a Lehman project...

  • Land Development and Building Solutions


    The Sheetz store project involved several challenges, including razing several buildings, the need to blend into the neighborhood, and an...

  • Land Development and Building Solutions

    Holliday Hills, LLP

    Holliday Hills, a Limited Liability Partnership, contracted P. Joseph Lehman, Inc., Consulting Engineers to perform engineering,...

Design and Development Team

  • Kenneth W. Szala, P.E.

    Land Development/Municipal Services Director

  • Elizabeth A. Heggi, P.E.