Hornbeck Offshore Signs Multiple Deepwater Service Agreements

Houston and Covington, Louisiana, November 2, 2026 / PRNewswire / -- Comprehensive Marine Services Company Hornbeck Offshore Services, Inc. (referred to as “Hornbeck”, NYSE: HOS) today announced that it has signed multiple agreements with Shell Offshore Inc. (referred to as “Shell”) to provide services in the Gulf of Mexico in the United States.

According to these agreements, Hornbeck will provide a range of comprehensive deep-water services, including downhole interventions based on risers, downhole intervention support for production enhancement without risers, as well as offshore transportation services.

To fulfill the aforementioned agreement, Hornbeck is expected to deploy:

1. A technologically advanced downhole intervention vessel based on risers, equipped with a downhole intervention riser system ( IRS ), remotely operated underwater robots ( ROV ), as well as project management and engineering services.
2. A high-specification multi-purpose support vessel, equipped with ROV, project management, and engineering services.
3. Deep-water offshore supply vessels that meet the requirements of the Jones Act, used to support downhole intervention vessels and multi-purpose support vessels.

Relevant work plans will be launched in 2027, with the contract period for the downhole intervention vessels and support vessels based on vertical pipes being five years.

Hornbeck President and CEO Todd M. Hornbeck stated: "We are delighted to expand our long-standing partnership with Shell. We look forward to providing comprehensive services in the deep-water basins of the Gulf of Mexico in the United States with a unique combination of high-specification assets. This reflects the breadth and depth of services that Hornbeck Offshore and Helix Energy Solutions can now offer to the market after their complementary integration."

About Hornbeck Offshore Services

Hornbeck is a global maritime services company that provides innovative and comprehensive maritime and seabed solutions for customers in the deep-water oil fields, defense, and renewable energy industries.

Note on Forward-Looking Statements

This press release contains forward-looking statements as defined by the Private Securities Litigation Reform Act of 1995. Except for statements of current or historical facts, all statements in this press release are forward-looking statements. Words such as “expected,” “believed,” “anticipated,” “intended,” “possible,” “planned,” “predicted,” “should,” “will,” and similar expressions are intended to identify forward-looking statements. However, not all forward-looking statements contain these words, and the absence of such words does not mean that a statement is not forward-looking.

Such forward-looking statements include, but are not limited to: statements regarding these agreements, the devices and services under these agreements, and the relevant parties. Forward-looking statements are based on current expectations and assumptions and involve known and unknown risks, uncertainties, and other important factors, many of which are beyond the company's control. These include, but are not limited to: risks arising from actions taken by governments, regulatory authorities, customers, suppliers, and partners; market conditions; service demand; performance by suppliers, customers, and partners; operational risks and delays, including delays in asset delivery, chartering, or customer acceptance and their acceptance terms; the complexity of global political and economic developments; the impact of general economic conditions, including inflation, on economic activities and company operations; overall fluctuations in oil and gas prices and the cyclical nature of the oil and gas industry; as well as other risks described from time to time in documents submitted by the company to the U.S. Securities and Exchange Commission (SEC).

Forward-looking statements reflect only the circumstances as of the date they are made. The forward-looking statements in this press release are based on information available to the company on the date of issuance of this press release. Although the company believes that this information provides a reasonable basis for such statements, these statements are inherently uncertain, and investors are advised not to rely excessively on them. Actual results may differ significantly from those described in these statements. For more information regarding these and other factors that may affect the operations and forecasts discussed in this document, please refer to the documents submitted by the company to SEC. Except as required by applicable laws or regulations, the company does not assume, and explicitly disclaims, any obligation to update any forward-looking statements to reflect events or circumstances that occur after such statements are made.

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