john fennewald headshot
John Fennewald
Continuous Improvement and Quality Engineer at Bonelli Doors + Windows

John is the Continuous Improvement and Quality Engineer at Bonelli. He focuses on helping the factory team work safely and efficiently while producing the highest quality products on the market. John has previous experience in the fenestration industry as a production supervisor at the headquarters of Bonelli’s parent company, Pella Windows and Doors, in Pella, Iowa.

John holds a Bachelor of Science in Industrial Engineering and a Master of Business Administration from the University of Missouri.

John is originally from Missouri and stays active through recreational sports and exploring all the outdoor adventures in the area. His newest hobby is bragging about the year-round sunshine in Arizona to all his family and friends back in the Midwest!