HOUSTON–(BUSINESS WIRE)–Oceaneering International, Inc. (“Oceaneering”) (NYSE: OII) announced today that it has commenced a cash tender offer to purchase any and all of its outstanding 6.000% Senior Notes due 2028 (the “Notes”) for the consideration described below. Title of Security CUSIP Numbers(2) Aggregate Principal Amount Outstanding U.S. Treasury Reference Security Bloomberg Reference Page Fixed Spread (basis points) 6.000% Senior Notes due 2028(1) 675232 AB8 675232 AD4   $500,000,000 3