Federico Casavantes

E.V. Offshore Ltd. designs and manufactures video cameras to diagnose and analyze problems in oil and gas wells. It offers downhole video technology such as wellbore cameras, optical and lighting technology, coil memory cameras, oil and gas remote downhole, and cameras that can sustain temperatures. The company was founded by Jonathan James Renton Thursby in 2000 and is headquartered Norwich, the United Kingdom.

Probe Technology Services, Inc. designs, manufactures, and sells measurement tools and systems used in formation evaluation, and well integrity assessment and productivity determination for the energy industry worldwide. It offers cased hole tools, such as corrosion logging, cement integrity logging, thru casing evaluation logging, gamma ray and CCL logging, memory logging, surface acquisition systems, and auxiliary equipment and accessories; and open hole tools, including nuclear, resistivity, acoustic, and borehole geometry logging. The company was founded in 1994 and is headquartered in Houston, TX.