Licenses & Registrations

Qualified to Handle Your Project

Before starting any type of home improvement work, it is important to verify the contractor’s credentials. At Castle Windows, we’re a family-owned residential home improvement company that has served customers since 1977. We provide replacement windows, entry doors, roofing, and siding, and we’ve completed work for more than 1.2 million customers throughout our history. We've included our relevant licenses and registration information for you to review.

State-by-State Information

• DE – 1999207158
• PA – 022931
• ROC – H-07-08469-23-00
• WC11681-H01
• PUT 50590
• CT – 614413
• MA – 164413
• NJ – 13VH01471700
• RI – 30039
• WV – 046472
• MHIC – 05-129489
• VA – 2705143467
• NY – 1400431
• New Hampshire – Not Required

Get a Free Window or Door Estimate

Tell us what you’re planning, and we’ll discuss available products and the installation process. We offer free estimates for replacement windows, entry doors, and siding, and we also handle residential roofing projects. Our long operating history, published credentials, and lifetime warranty give you concrete points to compare before making a hiring decision.