SEACOR Marine Holdings Inc.

7910 Main Street, 2nd Floor

Houma, LA 70360


July 30, 2018


Via EDGAR and Facsimile


Tonya K. Aldave, Attorney-Advisor

J. Nolan McWilliams, Attorney-Advisor

Division of Corporation Finance

Office of Transportation and Leisure

Securities and Exchange Commission 

100 F Street, NE

Washington, D.C. 20549


Re:          Request for Acceleration of Effective Date

Registration Statement on Form S-3 Filed June 15, 2018

File No. 333-225686


Dear Ms. Aldave and Mr. McWilliams:


Pursuant to Rule 461 of the General Rules and Regulations under the Securities Act of 1933, as amended, SEACOR Marine Holdings Inc. (the “Company”) hereby requests that the Securities and Exchange Commission accelerate the effective date of the above-referenced Registration Statement on Form S-3, as amended, and declare such Registration Statement effective as of 5:00 p.m., Eastern Daylight Time, on August 1, 2018, or as soon thereafter as practicable.


Any questions regarding this request should be addressed to Brett Nadritch of Milbank, Tweed, Hadley & McCloy LLP at (212) 530-5301. We request that we be notified of such effectiveness by a telephone call to Brett Nadritch, and that such effectiveness be confirmed in writing and delivered to the same by fax at (212) 822-5301 or by email at



Very truly yours,

SEACOR Marine Holdings Inc.





Name: Andrew H. Everett II

  Title: Senior Vice President, General Counsel and Secretary




Cc:      Mr. John Gellert, President and Chief Executive Officer of SEACOR Marine Holdings Inc.

Mr. Jesús Llorca, Executive Vice President and Chief Financial Officer of SEACOR Marine Holdings Inc.