Replacement Windows & Patio Doors in Riverside, CA

Welcome to Ameristar Windows & Doors, your trusted local source for energy efficient replacement windows and sliding patio doors in Riverside, CA and surrounding areas. At Ameristar, we pride ourselves on offering top-quality windows and doors directly from our local manufacturing facility, bypassing costly dealers and passing the savings right to you. Our mission is to enhance your home's comfort, curb appeal, and energy performance with expertly crafted products and professional installation services.

Our extensive selection of windows and patio doors are engineered for maximum energy efficiency, helping you lower utility costs while maintaining year-round comfort. Each product is manufactured to strict standards, ensuring durability, security, and style that complements any home. Whether you need to replace aging windows, upgrade to modern sliding patio doors, or complete a full renovation, our knowledgeable team is ready to help you find the perfect solution.

All installations are performed by highly trained factory technicians—not subcontractors—guaranteeing flawless workmanship on every project. Plus, we stand behind our work with a comprehensive lifetime warranty, so you can invest with total peace of mind. At Ameristar Windows & Doors, we also offer flexible financing options to make your project affordable and accessible when you need it most.

We serve homeowners throughout Riverside, CA, with physical showrooms in both Riverside and Temecula for your convenience. Our commitment to customer satisfaction is unmatched, as reflected by our numerous positive reviews and community awards. We offer exclusive seasonal deals, including valuable discounts for seniors, military personnel, first responders, and teachers.

Choose Ameristar Windows & Doors for reliable service, superior products, and exceptional value—let us help you improve your home today! Contact us to schedule a consultation or stop by our Riverside showroom to experience our products firsthand.