Professional Land Surveying & Civil Engineering


Civil Engineer position has been filled

As of 10/18/17, the open civil engineer position has been filled.  Thank you to all applicants who expressed an interest in our company.

Now hiring for job opening: Civil Engineer

We are currently seeking a full-time civil engineer with 4+ years of land development design experience to join our staff.

General requirements for the position are:

  • Be licensed in Pennsylvania as an EIT or PE
  • Possess experience with grading, stormwater… Continue reading

Clean Water Award recipients

The Cumberland County Conservation District recognized E.L. Diffenbaugh Associates with their Clean Water Award in 2014.  This award is presented annually to a contractor or planner whose work helps to minimize adverse impacts to water quality in Cumberland County.



Thank you for taking time to visit our site.  Founded in 1989 as a land surveying company, we have built a reputation for quality, cost effective services and satisfied clientele. Over time, our firm has increased its staffing levels… Continue reading

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  • Project Portfolio
    Land Development - Agricultural1

    Visit our portolio to view projects that include our residential and commercial services.

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