GEDCO has a wide range of drill rigs to accommodate all of your drilling needs, from H.S.A. rigs to rotary drills. We have specialty rigs for drilling in confined areas like inside buildings, on slopes or in the water. A.T.V.s allow us to get to those really muddy areas that a truck mounted drill might not be able to get to. We also have specialty barges for drilling on the water. We do Packer Testing, Geo-tech sampling. Rock Coring and Wells of all types, as well as Geo-thermal.Environmental (sampling / wells) T.D.L.R. lic . Army Corp of Engineers sampling. Texas Dept of Transportation. Dallas Ft Worth Independent School District International Airports Gedco has the resources to adapt to changes and to make the job happen.