Dieffenbauch & Hritz provides civil engineering, environmental services, surveying, GIS, and construction management for its clients.

D&H map

With locations in West Virginia, Pennsylvania, Ohio, Virginia, and North Carolina, we are positioned to respond quickly and efficiently to meet client demands. Our elite staff applies their extensive industry knowledge to complete each project with the same standards upheld by the energy industry. Our experience enables us to be flexible to the needs of individual clients. Regardless of the size or complexity of a project, D&H has the service capabilities to complete it on time with precision. We finish projects efficiently, keeping them within budget and ahead of schedule.

Corporate Leadership

  • Chris Dieffenbauch, PE


  • Michael Hritz, PE


  • Herb Parsons, PE, PLS

    Operations Manager

  • Roman Lawson, PE

    Engineering Manager