Helix to Participate in Upcoming Events

About this update from Helix Energy Solutions Group, Inc.

HOUSTON, November 28, 2025 --( BUSINESS WIRE )--Helix Energy Solutions Group, Inc. (NYSE: HLX) announced today that it will participate in the following upcoming events: Any investor presentation provided during the events will be publicly available and may be accessed on Helix’s website, www.helixesg.com . About Helix Helix Energy Solutions Group, Inc., headquartered in Houston, Texas, is an international offshore energy services company that provides specialty services to the offshore energy industry, with a focus on well intervention, robotics and decommissioning operations. Our services are key in supporting a global energy transition by maximizing production of existing oil and gas reserves, decommissioning end-of-life oil and gas fields and supporting renewable energy developments. For more information about Helix, please visit our website at www.helixesg.com . View source version on businesswire.com: https://www.businesswire.com/news/home/20251128661564/en/ Contacts Erik Staffeldt, Executive Vice President and CFO email: [email protected] Ph: 281-618-0400

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