Partners Overview
Extensive Execution Expertise and Capabilities

  • Principals have completed in excess of $21 billion in M&A transactions and over $1.5 billion in private placements.
  • Experienced in assisting companies in all aspects of their balance sheet.
  • Senior bankers have accumulated years of corporate finance experience and relationships coming from many Wall Street, super-regional investment banks and advisory firms:


 

John T. McNabb, II
Founder, Chairman
and Director

Contact / Biography

   

David W. Sargent
Founder, CEO,
President and Director

Contact / Biography

             
 

James D. Rebello
Managing Director

Biography

   

John E. Grimes, Jr.
Managing Director

Contact / Biography

             
 

Su-Min Lim
Managing Director

Contact / Biography

   

Eugene Lowenthal
Executive Vice President

Contact / Biography

             
 

Dallin Westwood
Managing Director
Tax Recovery

Contact / Biography

   

John J. Bresnahan III
Managing Director

Contact / Biography

             
 

John Niehaus
Director of Staffing
M&A Services

Contact / Biography

   

W.A. "Buster" Williamson, III
Managing Director

Contact / Biography

             
 

Ivonne Chiok
Senior Vice President

Contact / Biography

   

Martin Rubio
Senior Vice President

Contact / Biography

 

             
 

Andy Shackouls
Vice President

Contact / Biography

   

Sean Flinn
Vice President

Contact / Biography

             
 

Andrew Oshman
Vice President

Contact / Biography

     

 

             

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Adam Greenbaum
Senior Associate

Contact / Biography

   

Cindy Jia
Associate

Contact / Biography

             
 

Philip Rajan
Senior Analyst

Contact / Biography

   

Jonathan Standen
Analyst

Contact / Biography

             
 

Erica Segura
Assistant to the Chairman

Contact / Biography

   

Sheridan Slocumb
Office Manager

Contact / Biography

             
 

Michelle Jenkins
Data Base Coordinator

Contact / Biography

     

 

             

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Consultants
 

James F. Forrester
Consultant

Contact / Biography

   

Edward J. DiPaolo
Consultant

Contact / Biography

             

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Board of Directors

John T. McNabb, II
Founder, Chairman and Director

David W. Sargent
Founder, CEO, President and Director

James F. Forrester
Executive Vice President and Director

J. Kent Sweezey
Biography

Robert M. Whelan, Jr.
Biography

Jay Pack
Biography

Charles C. Stephenson, Jr.
Co-Founder of GCP and Director

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