Lorrin S. H. Wong has been appointed...

Lorrin S. H. Wong has been appointed vice president and chief financial officer of Simulation Sciences Inc., a Brea process plant- simulation company. He joined the company earlier this year after serving as chief financial officer of Westates Carbon Inc. and Infotec Development Inc. In addition, Gerald L. Stephens has been appointed to the newly created position of vice president of product engineering. He was previously with CRS Sirrine Engineers in Greenville, S.C.