Professional Contractor Support Pella® is committed to providing professional contractors with the best windows and doors for nearly any project. Find out more about the perks of working with Pella by visiting our Greensboro Showroom. Dedicated Representatives. Pella’s dedicated sales professionals will offer assistance on estimates, on-site project management, walk-throughs and service after the sale. We will partner with you find the best fit for your clients’ needs. Built To Order. Pella windows and doors are built to order, and our delivery truck will arrive when and where you need it. Our windows are packaged for protection and simple handling to make the installation as smooth as possible. Full Range of Products. As a Pella partner, you’ll be granted access to our full range of exquisitely crafted products to meet and exceed all of your clients’ window and door needs. Pella Certified Contractor. The Pella Certified Contractor program offers training and support programs to leverage your relationship with Pella. Learn more about how you can participate in Greensboro Pella showroom's services to support professional contractors in your community.