Deep Sea Supply (OSL:DESSC) Mandatory Notification

Deep Sea Supply (OSL:DESSC) Hemen Holding Ltd has extended a TRS agreement that expired October 15, 2008. The TRS agreement has exposure to 3,100,000 underlying shares in Deep Sea Supply. New expiry date is November 17, 2008, and new TRS price is NOK 11.1275.

Hemen Holding`s ownership in Deep Sea Supply Plc following this transaction remains unchanged with 44,583,853 shares, constituting 34.3% ownership in the company. In addition, Hemen Holding's exposure through TRS agreements also remains unchanged, with exposure to a total of 4,100,000 underlying shares in Deep Sea Supply Plc.

16 October 2008 Deep Sea Supply Plc

This announcement was originally distributed by Hugin. The issuer is solely responsible for the content of this announcement.

Deep Sea Supply

http://www.deepseasupply.no

ISIN: CY0100120910

Stock Identifier: XOSL.DESSC