Our Markets

Power station

Power Delivery

DiGioia Gray's internationally respected engineers and geologists have extensive experience in transmission line and substation design up to 765 kV, geologic engineering, foundation analysis and design, structural engineering, forensic engineering, T&D and substation construction monitoring, electric system research studies, peer review, and training.

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HDD drilling

Oil, Gas, & Chemicals

DiGioia Gray integrates our civil, geotechnical and geosciences engineering expertise and regulatory permitting to provide critical support of upstream production and midstream infrastructure assets for oil and gas and for site development of chemical plant sites.

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Commercial Development - UPMC

Commercial & Industrial Development

DiGioia Gray professionals have supported our urban and industrial infrastructure development from parking garages to foundations for hospitals, bridges and high-rise buildings to geotechnical surveys and landslides assessment/mitigation.

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