CADELER A/S: Notice of Upcoming H1 2026 Interim Report Release and Earnings Presentation on 25 August 2026

Copenhagen, 14 August 2026 -- Cadeler A/S (NYSE: CDLR / OSE: CADLR) plans to publish its H1 Interim Report, disclosing its financial results for the first six months of 2026, at approximately 08:00 CET on 25 August 2026. The H1 Interim Report will be available on Cadeler’s website at: https://www.cadeler.com/investor. Cadeler will host a live video webcast earnings presentation for the investment community on the same day. Mikkel Gleerup, Chief Executive Officer, and Peter Brogaard Hansen, Chief Financial Officer, will present live from Oslo on 25 August 2026 from 08:00 EST / 13:00 UK / 14:00 CET. The earnings presentation is open to all interested parties and may include forward-looking information. Publishing research analysts will be provided an opportunity to ask company management live questions on the call.

Please find the link for the webcast here: https://cadeler-h1-2026-earnings-presentation.open-exchange.net/. Please register your planned attendance in advance.

An archived replay of the webcast will be available through the same link following the presentation, and for at least three months thereafter. The presenter’s slides will be posted to Cadeler’s website. About Cadeler:

Cadeler A/S (Cadeler) is a pure-play offshore wind installation partner and a global leader in offshore wind turbine transport and installation. The company owns and operates the industry’s largest fleet of jack-up offshore wind installation vessels and is expanding its capabilities into full-scope foundation transport and installation, as well as operations & maintenance. With its modern fleet and depth of expertise across onshore and offshore operations, Cadeler supports the safe, efficient and reliable delivery of offshore wind projects worldwide. Cadeler is listed on the New York Stock Exchange (ticker: CDLR) and the Oslo Stock Exchange (ticker: CADLR).

For more information, please visit www.cadeler.com

For further information, please contact:

Mikkel Gleerup CEO, Cadeler +45 3246 3102 mikkel.gleerup@cadeler.com

Alexander Simmonds EVP & CLO, Cadeler +44 7376 174172 alexander.simmonds@cadeler.com