Mr. Rangel is Weatherford’s Manager, Western Hemisphere, Seismic Services and Principal Geophysicist, Borehole Seismic Group. He has more than 27 years of experience in processing and interpretation geophysics, the last 6 of which he has been with Weatherford. His area of expertise is microseismic acquisition and processing. Prior to joining Weatherford, Mr. Rangel worked at Union Pacific Resources for more than 10 years, exposing him to processing and interpretation in various basins around the world.