Haag's Accredited Testing Lab is Open, Accepting Assignments Now

Haag's Lab and Offices Relocated. Our expanded Lab is open now!

Haag Engineers Establish Scholarship for Engineering Students

Haag Engineers Terry Taylor and Stoney Kirkpatrick established the "John C. Westkaemper Scholarship in Aero...

Haag Welcomes David Ey, P.E., new Civil Engineer in Chicago!

Haag Welcomes David Ey, P.E., new Civil Engineer in Chicago!


Haag Engineers are experienced forensic geotechnical inspectors. Haag conducts a full spectrum of geologic and geophysical studies and inspection and testing services nationwide. We understand the many factors that contribute to a geologic or subsurface event and the consequences that may result Haag has a multidisciplinary team that includes not only geotechnical and structural experts but also professionals experienced in fields such as geology, environmental science and groundwater hydrology. After conducting field studies, Haag's team can develop remedial measures to stabilize or repair an affected structure and oversee implementation of those measures. Our team will provide the geotechnical analysis you need. Our clients include commercial developers, municipalities, school districts, and insurers. 

Our geotechnical engineering work includes:
  • Sinkhole investigations
  • Geophysical studies
  • Slope stability
  • Ground subsidence issues
  • Soils, materials testing, and inspection
  • Geotechnical instrumentation installation and monitoring
  • Ground vibration
  • Retaining wall failures
  • Pavement failures
  • Soil improvement and remediation monitoring
Featured Projects:

To speak to one of Haag's Engineers about your assignment, contact us here or call 800-527-0168 or 214-614-6500.