0001193125-14-133765 Sample Contracts

PURCHASE CONTRACT AGREEMENT Dated as of April 7, 2014 Between MCDERMOTT INTERNATIONAL, INC. and U.S. BANK NATIONAL ASSOCIATION, as Purchase Contract Agent and as Trustee under the Indenture referred to herein

Purchase Contract Agreement • April 7th, 2014 • McDermott International Inc • Fabricated plate work (boiler shops) • New York

• Contract Type
  Purchase Contract Agreement
• Filed
  April 7th, 2014
• Company
  McDermott International Inc
• Industry
  Fabricated plate work (boiler shops)
• Jurisdiction
  New York

PURCHASE CONTRACT AGREEMENT, dated as of April 7, 2014, between McDermott International, Inc., a corporation incorporated under the laws of the Republic of Panama (the “Company”), and U.S. Bank National Association, a national banking association, acting as purchase contract agent and attorney-in-fact for the Holders (as defined herein) of Purchase Contracts (as defined herein) from time to time (the “Purchase Contract Agent”) and as Trustee (as defined herein).

MCDERMOTT INTERNATIONAL, INC. as Issuer and U.S. BANK NATIONAL ASSOCIATION, AS TRUSTEE as Trustee Indenture Dated as of April 7, 2014 Senior Debt Securities

Indenture • April 7th, 2014 • McDermott International Inc • Fabricated plate work (boiler shops) • New York

• Contract Type
  Indenture
• Filed
  April 7th, 2014
• Company
  McDermott International Inc
• Industry
  Fabricated plate work (boiler shops)
• Jurisdiction
  New York

INDENTURE dated as of April 7, 2014 between McDermott International, Inc., a corporation organized under the laws of the Republic of Panama (the “Company”), and U.S. Bank National Association, as trustee (the “Trustee”).

McDermott International, Inc. 10,000,000 6.25% Tangible Equity Units Underwriting Agreement

Underwriting Agreement • April 7th, 2014 • McDermott International Inc • Fabricated plate work (boiler shops) • New York

• Contract Type
  Underwriting Agreement
• Filed
  April 7th, 2014
• Company
  McDermott International Inc
• Industry
  Fabricated plate work (boiler shops)
• Jurisdiction
  New York

McDermott International, Inc., a Panamanian corporation (the “Company”), proposes, subject to the terms and conditions stated herein, to issue and sell to Goldman, Sachs & Co. (the “Underwriter”) an aggregate of 10,000,000 6.25% tangible equity units (the “Firm Securities”) and, at the election of the Underwriter, up to 1,500,000 additional 6.25% tangible equity units (the “Optional Securities”) (the Firm Securities and the Optional Securities which the Underwriter elects to purchase pursuant to Section 2 hereof are herein collectively called the “Securities”).