TGS to release an update on Q4 2015 and financial guidance for 2016 – 7 January 2016

ASKER, NORWAY (21 December 2015) - TGS will release a preliminary update on Q4 2015 operating revenues, as well as financial guidance for 2016 before opening of the Oslo Stock Exchange on 7 January 2016. In connection with this CEO Robert Hobbs and CFO Sven Børre Larsen will host a conference call the same day at CET 3:00pm (9:00 AM New York time).

Call-in details are as follows:

Attendees may want to call 5-10 minutes before 3:00 CET (9:00 AM NY) to ensure registration and access.

• Norwegian attendees are invited to call +800 56053 or +47 2316 2729
• International attendees are invited to call 0800 279 5004 or +44 (0)20 3427 1900
• US attendees are invited to call +1 877 280 2296

Participants will need to quote the following confirmation code when dialing into the conference: 3630842

A Q&A session will follow a short introduction, based upon the presentation issued in the morning. To pose a question, please press *1.

A replay of the conference call will be available shortly after. To access replay of the TGS conference call,

• Dial +47 2100 0498 (Norway) or +44 (0)20 3427 0598 (UK) or +1 866 932 5017 (US)
• Replay access code is 3630842 followed by the # (pound sign)

A replay of the conference call will also be available at www.tgs.com.