Northern Lights Exteriors is a full-service exterior remodeling contractor offering roofing, siding, replacement windows, gutters, house painting, and much more to home and business owners across Colorado. Simply put - we believe It's What's On the Outside That Counts! The main differentiators we have over our competitors is our CORE VALUES of Communication and Transparency, our dedication to meticulous workmanship, and our ability to be the only contractor you need to hire for anything on the outside of your box!.