Professional Contractor Support Pella® is dedicated to providing professional contractors with superior windows and doors for almost any project. Learn more about the benefits of working with Pella by visiting our Winston-Salem Showroom. Dedicated Representatives. Pella’s dedicated sales professionals will assist you with 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 products are built to order, and our delivery truck will arrive when and where you need it. Our products are packaged for protection and simple handling to make the installation a breeze. Full Range of Products. As a Pella partner, you’ll be granted access to our entire range of beautifully crafted products to meet and fulfill all of your clients’ window and door needs. Pella Certified Contractor. The Pella Certified Contractor program offers training and support programs to strengthen your partnership with Pella. Learn more about how you can participate in Winston-Salem Pella showroom's services to support professional contractors in your community.