AMS Inc., is a leading provider of the highest quality sampling equipment available. AMS, Inc. manufactures hand augers, soil probes, core samplers, sludge and sediment samplers, gas vapor probes, and since 1994, AMS PowerProbes direct-push drill rigs. AMS PowerProbes can be mounted on pick-up trucks, tracks, or trailers, and have gained widespread acceptance due to their versatility, relatively low cost, and ease of mobility. They are designed to be used for: soil, soil gas, and groundwater sampling and testing; remediation investigations; geophysical and geotechnical tests; installing monitoring wells; and most models can be fitted with hollowstem augering capability. In 2008 AMS started manufacturing AMS Compact Sonic and Compact Roto Sonic drill rigs.