Transfer agent and Registrar

Seadrill common shares are listed in the US on the New York Stock Exchange and in Norway on the Oslo Stock Exchange, and trade on these exchanges under the symbol 'SDRL'.

If you have any questions about your shareholding or if you require assistance (e.g., to notify a change of address), please contact the Seadrill registrar at the relevant address shown below.

Transfer agent and registrar in the US:

Computershare
480 Washington Boulevard
Jersey City, NJ 07310

Attn: Shareholder Relations

U.S. Toll Free: 1-800-301-3489
Outside the U.S: +1 201 680 6578
http://www.computershare.com/

Transfer agent and registrar in Norway:

Nordea Bank Norge ASA
P.O. Box 1166, Sentrum
0107 Oslo, Norway
Tel: +47 22 48 62 62