A very well-respected specialty geotechnical contractor. They have a number of nice technical articles and case studies published on their website.
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Dataforensics, LLC
RAPID CPT, Plog, Pdensity, and Pconcrete – software that empowers you to efficiently and effectively collect, manage, and report your site investigation and QA/QC projects. Utilize handheld or PDA data collection and integrate nicely with […]
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Geophysical Survey Systems
Geophysical Survey Systems, Inc. (GSSI), is the world leader in the development and manufacture of commercial ground penetrating radar (GPR) systems and electromagnetic induction instruments (EM). Visit Geophysical Survey Systems
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ESRI
ESRI designs and develops the world’s leading geographic information system (GIS) technology. GIS is an important tool—one that helps shape the world around us. Visit ESRI