Knowlin Vestal is the Vice President of SurfacePrep Services. He oversees job shops, service technicians, refurbished equipment, and equipment customization. He also works with customers to develop and create solutions that help them improve their surface enhancement processes or decrease their total costs.

Knowlin joined the SurfacePrep family via Grand Northern Products in 2003 as a machine operator. During the 16 years he has been in the surface abrasive industry, he has held increasingly responsible positions in quality; special processing management, where he started the casting finishing division serving the aerospace industry; Business Unit Manager and then General Manager of the Grand Northern Division. In 2019, Knowlin was promoted to his current role, Vice President of Surface Prep Services.

Knowlin received his bachelor’s degree from Western Michigan University.

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