Verification of existing conditions from subsurface to roof-top, our Structural Investigations Department handles the full spectrum of testing and investigative services.

Utilizing both destructive and non-destructive methods for determination and documentation of existing conditions is our specialty. Whether you want to upgrade an existing structure, evaluate on-going construction or need to verify work performed without a permit or required special inspection, we’ve got you covered.

Our Structural Investigations Department is small enough to provide highly personalized service, But don’t let our size mislead you… led by William Rothacher with over 32 years of experience in the testing and inspection industry and assisted by Mike Welter, we provide service to the engineering and architectural community, contractors and homeowners alike.