HOUSTON (AP) -- Marine contracting company Cal Dive International Inc. on Wednesday named Bruce P. Koch as executive vice president, chief financial officer, and treasurer.

He replaces G. Kregg Lunsford who, was named executive vice president for the Eastern hemisphere, based in Singapore.

Koch spent 19 years at Nabors Industries Ltd., most recently as chief financial officer.

Cal Dive shares rose 23 cents, or 3 percent, to $7.92 in midday trading.