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Contact Us

We’d love to hear from you! For product questions, please use the form to contact us. Fill out as many of the fields as possible so that we can better assist you. We’ll get back to you soon!

To contact a GM Lighting employee directly, use the e-mail link associated with that person, or send snail-mail to the address below:

  • GM Lighting, LLC
  • 18700 Ridgeland Ave
  • Tinley Park, IL. 60477
  • Toll-free: (866) 671-0811
  • Fax: (708) 478-2640

Send all remittance to:

  • GM Lighting, LLC
  • PO Box 3809
  • Carol Stream, IL


Rob Gerber

Ashley Gloster
VP/General Manager

Sales / Sales Support / Accounting

Tim Forbush
Vice President of Sales

Steve Ceseretti
Southeast Regional Sales Manager

Steve Cuttrell
Western Regional Sales Manager

Dennis Ziegler
National Accounts Manager

Barb Wiers
Office Administrator and Payables

Marketing Communications

Richard Stellar
Marketing Specialist

Joanna Dulian
Marketing Manager

Product Development / Tech Support

Jason Marcotte
Lighting Specialist

Willie Solis
Inside Sales Technician / Quotes

Jeremy Wilkinson
Director of New Products

Jintian Liu
Materials Coordinator

Customer Service

Susan Zies
Customer Service Representative

Barbara Weishaar
Customer Service Representative

Kimberly Fuse
Customer Service Representative

Dawn Schmidt
Customer Service Representative

Carly Marquardt
Customer Service Manager