Bentley Systems — Harry Vitelli has joined the Exton, Pa.-based company as vice president for platform product management. Previously, he was vice president at San Jose, Calif.-based Adobe Systems. Christopher Barron has joined the company as vice president for corporate marketing. Previously, he was chief executive officer for the Arlington, Mass.-based Stone Face Group.
CDM — Richard Fox, president of the Cambridge, Mass.-based engineering consulting firm, has been named chief executive officer.
Dialogic Communications Corp. — Scott Alfieri, general manager for the Franklin, Tenn.-based emergency notification system manufacturer, has been named president.
Dressta North America — Bob Olson, vice president for sales and marketing for the Buffalo Grove, Ill.-based heavy equipment manufacturer, has been named president.
The Remi Group — Ron Calhoun has joined the Charlotte, N.C.-based equipment maintenance management provider as president. Previously, he was managing director for Charlotte, N.C.-based Wachovia Insurance Services.
Transystems — Robert Keller has joined the Kansas City, Mo.-based company as vice president. Previously, he was district environmental manager for the Pennsylvania Department of Transportation.
ValueOptions — Eddy Broadway has joined the Norfolk, Va.-based health care company as chief executive officer. Previously, he was deputy director for the Arizona Department of Health Services.
Navistar International — James Hebe has joined the Warrenville, Ill.-based company as senior vice president for North American sales. Previously, he was president for Vancouver, British Columbia-based Co-van/Cascadia International.