## SIGNATURES OF REGISTRANT 

Pursuant to the requirements of Section 13 of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized on May 20, 2010. 

## SIGNATURES OF DIRECTORS 

## TIDEWATER INC. (Registrant) 

By: /s/ Dean E. Taylor 

Dean E. Taylor Chairman of the Board of Directors, President and Chief Executive Officer 

By: /s/ Quinn P. Fanning 

Quinn P. Fanning Executive Vice President and Chief Financial Officer 

By: /s/ Craig J. Demarest 

Craig J. Demarest Vice President, Principal Accounting Officer and Controller 

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities indicated on May 20, 2010. 

/s/ Dean E. Taylor 

Dean E. Taylor, Chairman of the Board of Directors, President and Chief Executive Officer 

/s/ Jon C. Madonna 

Jon C. Madonna, Director 

/s/ J. Wayne Leonard 

J. Wayne Leonard, Director 

/s/ Nicholas J. Sutton 

Nicholas J. Sutton, Director 

/s/ James C. Day 

James C. Day, Director 

/s/ Joseph H. Netherland 

Joseph H. Netherland, Director 

/s/ Richard T. du Moulin 

Richard T. du Moulin, Director 

/s/ Richard A. Pattarozzi 

Richard A. Pattarozzi, Director 

/s/ Jack E. Thompson 

Jack E. Thompson, Director 

/s/ Miles J. Allison 

Miles J. Allison, Director 

/s/ Cindy B. Taylor 

Cindy B. Taylor, Director 

