Expert Window and Door Installation

Welcome to California Windows, your trusted source for professionally installed windows and doors in Costa Mesa, CA and throughout Orange County. As a family-owned and operated business since 1974, we pride ourselves on delivering exceptional service, quality products, and expert installation for every project. Our team is made up of dedicated employees—never subcontractors—ensuring that every installation meets our high standards for craftsmanship and customer satisfaction.

As an authorized dealer and professional installer of premium windows, patio doors, and custom entry doors, California Windows offers an extensive selection of high-quality products from some of the industry's most trusted manufacturers. We proudly carry brands including Milgard, WinDor, All Weather, Fleetwood, LaCantina, custom wood entry doors, and many more, giving homeowners access to a wide range of styles, materials, and performance options to fit any architectural design and budget. Whether you're replacing outdated windows, building a new home, or enhancing your property's curb appeal, our experienced team is committed to helping you select the ideal products and providing expert installation for lasting beauty, energy efficiency, and performance.

At California Windows, we understand that choosing the right windows and doors is a significant investment. That’s why we offer a comprehensive showroom experience, allowing you to see and feel our products before making a decision. Our knowledgeable staff will guide you through every step of the process, from selecting the right styles and materials to ensuring a flawless installation. We are committed to transparency and honesty, helping you avoid common mistakes such as choosing price over quality or being sold unnecessary upgrades.

Customer satisfaction is at the heart of everything we do. Our award-winning installation professionals are trained to deliver results that exceed expectations, and our work is backed by industry-leading warranties for your peace of mind. Serving Costa Mesa and the greater Orange County area, California Windows is your go-to partner for reliable, high-quality window and door solutions. Contact us today to schedule your free in-home consultation or visit our showroom to discover the difference that true expertise and dedication can make.