NRC Group ASA - Option exercised for railway maintenance contract in Sweden - SEK 150 million

The Swedish Transport Administration has exercised a two-year option for the
ongoing railway maintenance contract for the areas BKB and KTK, awarded to NRC
Group Sverige AB in 2022 with a scheduled completion in March 2028.

The exercised option is valued at approximately SEK 150 million, and the
contract period is now extended until March 2030.

For further information, please contact: Ã…sgeir Nord, CFO of NRC Group, +
47 957 34 985.

This information is considered to be inside information pursuant to the EU
Market Abuse Regulation, and is subject to the disclosure requirements
pursuant to Section 5-12 of the Norwegian Securities Trading Act. The
information was published at 2026-05-13 13:40 CEST.

This stock exchange announcement was published by Charlotte Krog,
Communication, NRC Group ASA.