UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the Securities

Exchange Act of 1934

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Filed by a Party other than the Registrant ¨

Check the appropriate box:

¨ Preliminary Proxy Statement

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¨ Definitive Proxy Statement

þ Definitive Additional Materials

¨ Soliciting Material under §240.14a-12

Bristow Group Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

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