The Great Lakes Group

Our Team

Chairman

President &

CEO

Operations

Department

Engineering Department

Finance & Administration

Puerto Rico Towing & Barge Co.

 

 

Click on a name below to email that person.

 

OFFICE ADDRESS

4500 Division Avenue

Cleveland, OH 44102

 

Chairman

Sheldon B. Guren

Telephone: 216-621-4854, ext. 112

 

Chairman

Ronald C. Rasmus

Telephone: 216-621-4854, ext. 111

 

President

Joseph P. Starck, Jr.

Telephone: 216-621-4854, ext. 126

 

 

Operations

Gregg A. Thauvette

Vice President, Operations

Telephone: 216-621-4854, ext. 133

 

Jeffrey G. Thoreson

Operations and Marketing Coordinator

Telephone: 216-621-4854, ext. 134

 

Jeffery S. Stabler

Fleet Captain

Telephone: 216-621-4854, ext. 134

 

Cameron N. Amigo

Operations and Compliance Assistant

Telephone: 216-621-4854, ext. 148

 

 

Finance & Administration

George L. Sogor

Executive Vice President, Finance & Administration

Telephone: 216-621-4854, ext. 118

 

Robert J. Zadkovich

Vice President, Business Development

Telephone: 216-621-4854, ext. 130

 

Martin J. Madigan

Controller

Telephone: 216-621-4854, ext. 124

 

Michael Wood

Cost Analyst

Telephone: 216-621-4854, ext. 125

 

Teonnie S. Mitchell

Accounts Payable / Payroll

Telephone: 216-621-4854, ext. 123

 

Cheryl D. Patterson

Accounts Receivable

Telephone: 216-621-4854, ext. 120

 

Carolyn J. Oros

Corporate Secretary, Executive Assistant

Telephone: 216-621-4854, ext. 113

 

 

 

Engineering

C. Nick Scarletta

Vice President, Engineering & Shipyard

Telephone: 216-621-4854, ext. 146

 

Joseph J. Craine

Shipyard General Manager

Telephone: 216-621-4854, ext. 140

 

Tim Singer

Manager, Shipyard Sales

Telephone: 216-621-4854, ext. 138

Email: tms@thegreatlakesgroup.com

 

Robert A. Thompson

Fleet Engineer

Telephone: 216-621-4854, ext. 144

 

Christopher C. Peifer

Assistant Vice President, Engineering & Shipyard

Telephone: 216-621-4854, ext. 128

 

James M. Noernberg

Purchasing Agent

Telephone: 216-621-4854, ext. 142

 

Christopher P. Henderson

Shipyard Foreman

Telephone: 216-621-4854, ext. 141

 

 

Puerto Rico Towing & Barge Co.

Joel M. Koslen

President

Telephone: 787-722-1500

 

Gabriel Rosado

Office Manager

Telephone: 787-722-1500

 

Ibrahim A. Colon

Port Engineer

Telephone: 787-722-1500

 

Victor Caludio

Operations Supervisor

Telephone: 787-722-1500