Exhibit 31.4
CERTIFICATION
I, Matthew Cenac, certify that:
1.
I have reviewed this Amendment No. 1 on Form 10-K/A to the annual report on Form 10-K of SEACOR Holdings Inc.;
2.
Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;
Date:
May 1, 2017
 
/s/ MATTHEW CENAC
Name:
Matthew Cenac
Title:
Executive Vice President and
Chief Financial Officer
(Principal Financial Officer)