John D. Hynes & Associates, Inc.

Licensed in MD, DE, VA, WV, DC, & PA

John D. Hynes & Associates, Inc. is a consulting engineering firm established in 1989 and based in Salisbury, Maryland. We provide a full range of geotechnical, environmental, construction inspection, and material testing services to both the public and private sector.

Our clients comprise a cross section of enterprises on the Delmarva Peninsula, throughout Maryland and Virginia, in the greater Baltimore and Washington areas, Delaware, and Pennsylvania.


Quality Assurance is Our Prime Focus

John D. Hynes & Associates, Inc. maintains an extensive Quality Assurance/Quality Control Program. Our laboratory is managed by a registered Professional engineer, and is accredited by AASHTO.

Both the Geotechnical and Environmental departments share the expertise of experienced hydro-geologist, geotechnical engineers and drilling crews.


We Specialize in the Following Areas

  • Geotechnical Engineering Services
  • Geotechnical and Geo-Environmental Drilling
  • Soils and Materials Testing
  • Concrete and Masonry Testing
  • UST Removal
  • Monitoring Well Installations
  • Hydrogeologic Evaluations
  • Phase I and Phase II Environmental Assessments
  • Construction Inspections