Pella Certified Contractor

If you are a homeowner looking to replace existing windows or exterior doors, you’ve come to the right place

Customize the look of your home with a wood, fiberglass or vinyl special shape window. With nearly limitless design combinations, you can create a look that is as unique as you are.

Did you know that the Pella Easy-Slide Operator was named Best New Window & Door Product of 2021?

Pella products are backed by some of the strongest warranties in the business.

Call or Text your Pella Certified Contractor Today 855-99-UPGRADE

During your consultation, we will:

  • Show you Pella product samples
  • Talk you through all of your installation options
  • Provide you with a free, no-obligation quote
  • Answer any questions you may have

When you choose The Window Professor you’re choosing not only Pella Certified Contractors but skilled craftsmen, and a team of constant learners of their trade who are eager to bring your design and vision off the ground and into your home.
This is my promise to you as the owner, operator, and installer of The Window Professor, a Pella Certified Contractor.

Jeff Haring
“The Window Professor”


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See What Our Customers Have to Say About Us
 The Window Professor did a deck rebuild for us. They tore down the old, rotting deck and put in a new composite deck. They did a great job - they were professional, timely, and the deck turned out beautiful! See our before and after pics below. I would highly recommend their services. 
 Jeff’s install team was fabulous! Logan and his crew were respectful, efficient, and highly skilled. My windows and entry door look so great! Highly recommend this company. 
 Jeff and his team installed a new window in our 1890's farmhouse. It was a custom Pella window with stained glass and took a lot of planning. They did a great job, were very attentive to detail and communicated well with us every step of the way. We are thrilled with our new window - it has transformed the room. We definitely recommend the Window Professor! 
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The Window Professor

8107 N. Dort Hwy
Mt. Morris, MI 48504
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