Apache Corp. has appointed Rod Eichler president and COO and Roger Plank president and CCO.

Howard Hoffmann has been promoted to CEO of United Vision Logistics.

President and COO Christopher J. Wiernicki has been appointed CEO of ABS.

Mainland Resources Inc. has named Michael J. Newport CEO and director.

The Marine Well Containment Company has appointed Marty Massey CEO, Astley Blair CFO, Dan Smallwood COO, Charles Miller CTO, and Carmine Dulisse HSE officer.

John P. Anerousis has returned as chief business development officer of Coastal Flow Gas Measurement.

Red Spider has named David Allan COO. TerraSpark Geosciences has appointed Robert Stevenson COO.

MicroSeismic Inc. has promoted Michael Thornton PhD (left) to CTO. Chief geophysicist Michael Mueller (right) will succeed him as vice president of Analysis.