Frontier Siding & Windows has a wide range of window options that will compliment any home or business. Versatile windows are as practical as they are beautiful. Their design creates a clean, simple look and provides a maximized viewing area. Contact us today to find out more about how Frontier can help you choose the right window! Also, visit the gallery to see how our windows can brighten up your next project!
Our windows are built to handle the extremes of Stillwater, OK’s climate. From scorching summers to icy winters, our energy-efficient designs help regulate indoor temperatures and reduce utility costs. With insulated glass, tight seals, and advanced framing materials, you’ll enjoy year-round comfort and savings. We offer windows with low-E coatings, multi-pane construction, and weather-resistant frames that help reduce heat transfer and block harmful UV rays. These features not only improve indoor comfort but also protect your furniture and flooring from sun damage. Whether you’re upgrading your home or business, our energy-efficient windows are a smart investment in long-term performance and sustainability.
Whether you prefer modern minimalism or classic charm, our new windows offer the perfect fit. Choose from a wide range of styles, finishes, and grid patterns to complement your home’s architecture. Each window is designed to enhance curb appeal while delivering lasting performance. We carry everything from sleek sliding windows to elegant bay and bow configurations, all customizable to match your design preferences. Our windows are available in multiple frame colors and hardware options, allowing you to create a cohesive look inside and out. With Frontier Siding and Windows, your new windows in Stillwater, OK, will reflect your personal style while boosting your property’s value.
Frontier Siding and Windows has been serving Stillwater, OK, since 1976 with expert craftsmanship and personal care. Our background-checked installers treat every home like their own, ensuring clean, precise installation and minimal disruption. We stand behind our work with warranties and honest communication. As the largest exterior remodeler in north central Oklahoma and southern Kansas, our reputation is built on decades of satisfied customers and consistent results. We take the time to understand your goals, explain your options, and deliver a seamless experience from consultation to final inspection. Whether you’re replacing one window or upgrading your entire home, our team is committed to quality, safety, and customer satisfaction.
Contact us today to schedule your free estimate and experience the Frontier difference.
Whether you’re upgrading to new windows in Stillwater, OK, or replacing outdated frames, our energy-efficient designs help reduce utility bills while enhancing curb appeal. We proudly serve homeowners and businesses throughout Stillwater, offering expert installation and premium materials that stand up to Oklahoma’s climate. Discover how our windows can transform your space with lasting comfort and style.
We offer a variety of styles, including double-hung, casement, sliding, bay, and picture windows—each designed for durability and energy efficiency.
Modern windows feature insulated glass, low-E coatings, and tight seals that reduce heat transfer and improve indoor comfort, helping you save on utilities.
Yes. We offer free, no-obligation consultations to help you choose the right windows for your home or business.
Most installations are completed in one to two days, depending on the number of windows and the scope of the project.
We’re a family-owned company with decades of experience, known for quality craftsmanship, honest service, and a dedicated team of professional installers.
20% OFF Your Best Triple Pane Windows!
Financing Available – 18 Months, No Interest!
