Oceaneering International, Inc. ("Oceaneering") (NYSE: OII) President and Chief Executive Officer Rod Larson will participate in a fireside chat at the J.P. Morgan Natural Resources Conference in New York on Tuesday, June 23, 2026. Mr. Larson and Senior Director, Investor Relations Hilary Frisbie will also host meetings with institutional investors.

Oceaneering’s most recent presentation is available on the Investor Relations page of Oceaneering's website 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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