Andrew Sitek has joined Kelman Seismic Processing as Processing Geophysicist. Andrew was previously with Amoco and Paradigm. IHS has jockeyed its top brass, Dave Noel is now CEO of IHS Energy's information business, Keith Neal has been appointed CEO of data management services, and Susan Whitbread has been appointed CEO of the economics and consulting business. Coherence Technology Company has promoted Evelyn Medvin to Vice President, Interpretation Services. Medvin Joined CTC in 1997, she was previously with Cities Service Oil, Occidental, GeoQuest and Landmark. Another CTC promotion goes to Tim Rondstadt who is now Vice President of Sales and Marketing. Tim was with Amoco, Zycor, Landmark and GeoQuest before joining CTC.