Input/Output Inc., Houston, (NYSE: IO) plans to acquire GX Technology Corp., Houston, for approximately US$150 million in cash and stock. GXT provides seismic data processing and subsurface imaging services worldwide.

Trico Marine Services Inc., Houston, (Nasdaq: TMAR) has retained Lazard Freres & Co. LLC as financial advisor to assist in exploring various financial alternatives including selling assets, raising additional financing and restructuring the company's debt, including its $250 million of senior notes due 2012.