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GLPTA 
4520 East Ashman Road  
Suite P 
Midland MI  48642

Telephone: 989-923-1570 xt 108  
Fax: (989) 923-1572 

General Information: glpta@glpta.com

GLPTA Membership: Contact Don Carmody by Email: president@glpta.com.

For more information, please contact our officers:

• Joan Sabourin, Executive Director 
  Delta College, University Center, Michigan 
  989-686-9250
• Catherine Riggs , GLPTA President  
  Training Coordinator
  Marathon Petroleum Company Email: president@glpta.com
• Ken Renicker, Treasurer
• Cal Quarles, Secretary