The company provides a stock purchase program through Computershare Trust Company, N.A.. The program
provides you with an alternative to traditional retail brokerage methods of purchasing,
holding and selling McDermott Common Stock. You may obtain program materials by
calling Computershare Trust Company, N.A. at 1-800-947-4542 (inside U.S. and Canada) or 1-201-324-0498
(outside U.S. and Canada).
Key features of the program include:
All McDermott shareholders of record are automatically eligible to participate in the
New investors can open an account with as little as $500 (either as a lump sum purchase or
ten consecutive withdrawals of $50 each through automatic withdrawals from your checking
or savings account).
There are modest transaction processing fees and brokerage commissions for purchases and
sales. These are outlined in the program materials.
You buy shares in whole dollar amounts rather than a specified quantity of shares. Your
account is credited with the appropriate number of full and fractional shares.
You can build your investment over time by making additional purchases periodically
(minimum of $50 per purchase up to a yearly limit of $250,000).
You can deposit into your account any McDermott Common Stock certificates you may hold or request a certificate for whole shares from your program account at any time. In either
case, there is no cost to you.
You can sell your shares by simply picking up the telephone and instructing Computershare Trust Company, N.A..
Detailed information on the program may be found in the program materials. This communication does not
constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities,
in any jurisdiction in which such offer, solicitation or sale would be unlawful.
McDermott International, Inc. has appointed Computershare Trust Company, N.A. as processing agent and administrator for
this program. This program is not sponsored or administered by McDermott.
Securities held in custody by Computershare Trust Company, N.A. are not subject to protection under the Securities Investor