Mainstream Home Improvement has been the leading Replacement Window Contractor, Siding Contractor, Roofing Contractor, and Gutter and Gutter Cover Installation Contractor in Davenport, Bettendorf, Moline, and Rock Island since 2001. Our commitment to exceptional customer service and high-quality results has made us the top choice for homeowners in the Quad Cities and surrounding areas. Our team will guide you through your home improvement project from beginning to end. Our representatives will assist you in selecting the ideal products to meet your specific requirements and then schedule the project at a convenient time for you. We guarantee a precise, no-surprises estimate and ensure that your replacement windows, gutters, roofing, siding, or any other project aligns with your budget. If you’re ready to embark on your home improvements, contact our office today to schedule your free, no-obligation consultation. We make it easy, simple and stress free.