• Teligent CFO Norman Klugman didn’t take too long to react to the news.

A Washington Post article late last week reported that IDT Corp. was backing out of a deal to buy the cash-strapped telecommunications firm and that CEO Yoav Krill would be leaving as a result

Now comes the official word not only of Krill’s resignation to return to IDT, but also of Klugman’s departure, along with three board members.

IDT, which sells telephone calling cards and long-distance services, hd made an undisclosed cash and stock bid for Teligent and was willing to provide cash to keep it afloat until the deal settles, the Post article reported.

• HCA, the Nashville-based hospital holding company, has promoted Samuel N. Nazen, currently CFO of HCA Western Group, to president of the subsidiary. Hazen, according to the announcement, began his career with the firm in 1983, serving as CFO of Sunrise Medical Center in Las Vegas and other financial posts with HCA facilities, before attaining his most recent post in 1995.
• In another medical move, M. James Call has been named to replace Greg Nelson as CFO of American Medical Holdings, a Minneapolis maker of urological devices. Call previously served as CFO of Interventional Technologies, a San Diego based cardiology company.
• EA Engineering, Science and Technology has announced the resignation of COO and CFO Barbara Posner, who exercised her options under a change of control agreement after the firm agreed to be acquired by EA Engineering Holdings LLC.
• AMX Corp., a Richardson, Tex.-based maker of remote control devices, has named Jean Nelson as CFO, replacing Paul Fletcher, who is leaving to “pursue other opportunities,” according to the company, which was formerly named Panja. Nelson joins AMX from Brink’s Home Securities, where she was most recently vice president and controller.