Oceaneering International, Inc. ("Oceaneering") (NYSE: OII) announced today that President and Chief Executive Officer Roderick A. Larson will participate in a panel discussion on Offshore Services at the Barclays CEO Energy-Power Conference on Wednesday, September 3, 2025. Mr. Larson and other members of management will also host meetings with institutional investors.

Oceaneering’s most recent quarterly presentation is available on the Investor Relations page at www.oceaneering.com.

Oceaneering is a global technology company delivering engineered services and products and robotic solutions to the offshore energy, defense, aerospace, and manufacturing industries.

For more information, please visit www.oceaneering.com.

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