Oceaneering to Participate at Simmons & Company 10th Annual Energy Conference

February 23, 2010 – Houston, Texas – Oceaneering International, Inc. (NYSE:OII) announced today that T. Jay Collins, President and Chief Executive Officer, will be a participant on the Oil Service Capital Equipment Panel at the 10th Annual Energy Conference hosted by Simmons & Company in Las Vegas, NV on Tuesday, March 2, 2010 at 12:50 p.m. Eastern Time.

The conference handout will be accessible after the close of the market on Friday, February 26, 2010, through the Investor Relations link at Oceaneering’s website, www.oceaneering.com. There will be no webcast of the panel discussion.

Oceaneering is a global oilfield provider of engineered services and products primarily to the offshore oil and gas industry, with a focus on deepwater applications.

For further information, please contact Jack Jurkoshek, Director Investor Relations, Oceaneering International, Inc., 11911 FM 529, Houston, Texas 77041; Telephone 713-329-4670; Fax 713-329-4653; www.oceaneering.com; E-Mail investorrelations@oceaneering.com.

PR 1049

[The use in this release of such terms as Oceaneering, company, group, organization, we, us, our, and its, or references to specific entities, is not intended to be a precise description of corporate relationships.]