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Regulatory press release

SHLF: Shelf Drilling Announces Contract Extension for Shelf Drilling Tenacious

Shelf Drilling
PRESS RELEASE

SHELF DRILLING ANNOUNCES CONTRACT EXTENSION FOR THE SHELF DRILLING TENACIOUS

Dubai, August 22, 2025 - Shelf Drilling, Ltd. ("Shelf Drilling" or the
"Company", OSE: SHLF) announced today that it has secured a one-year contract
extension for the Shelf Drilling Tenacious jack-up rig for drilling operations
offshore West Africa. The extension will begin in direct continuation of the
rig's current contract, extending the commitment until February 2027. The
customer has an option for an additional year thereafter. The total added
contract value for the firm term is approximately USD 50 million.

About Shelf Drilling
Shelf Drilling is a leading international shallow water offshore drilling
contractor with rig operations across the Middle East, Southeast Asia, India,
West Africa, the Mediterranean and the North Sea. Shelf Drilling was founded in
2012 and has established itself as a leader within its industry through its
fit-for-purpose strategy and close working relationship with industry leading
clients. The Company is incorporated under the laws of the Cayman Islands with
corporate headquarters in Dubai, United Arab Emirates. The Company is listed on
the Oslo Stock Exchange under the ticker "SHLF".

Additional information about Shelf Drilling can be found at
www.shelfdrilling.com.

Contact details
For questions or comments, please contact investor.relations@shelfdrilling.com.


This information is subject to the disclosure requirements pursuant to section
5-12 of the Norwegian Securities Trading Act.