Find the Best Door and Window Contractors in Amherst, NH

Affordable Vinyl Windows & Siding is a New Hampshire-based home improvement company specializing in vinyl windows, siding installations, and exterior renovations. Since 2002, we've provided residential and commercial clients with energy-efficient products, including Silver Line windows and durable siding options. Our services combine expert installation with budget-friendly pricing to enhance property value and energy performance.

FBI Contracting provides premium metal roofing, windows, siding, and home improvement services in New Hampshire. We combine expert craftsmanship with durable materials to deliver long-lasting solutions that enhance property value and energy efficiency. Our customer-centric approach ensures personalized service from consultation to completion.

Coastal Industries specializes in manufacturing and installing custom windows, doors, and screens for residential and light commercial properties. Since 1973, we've combined family-owned craftsmanship with advanced technology to deliver durable, energy-efficient solutions across New England. Our comprehensive services include precise measurements, professional installation, and lifetime warranty support.

PK Garage Door designs, supplies, and installs residential and commercial garage doors throughout Derry and neighboring towns. We also provide premium LiftMaster openers, custom door design services, and comprehensive repair and maintenance for all brands. Our mission is to ensure safe, energyefficient, and aesthetically pleasing door solutions that protect and enhance each clients property.

Mel Martin Windows is a family-owned home improvement company specializing in energy-efficient windows, doors, and siding installations. Since 1973, we have delivered high-quality products and expert craftsmanship to enhance residential properties in Southeastern New Hampshire. Our commitment to customer satisfaction and partnerships with trusted brands ensures lasting, value-driven home transformations.

KSD Custom Wood Products, established in 1989, specializes in crafting premium mahogany windows and doors for residential, commercial, and institutional clients. Our veteran-owned business combines traditional techniques with modern technology to deliver high-quality, custom architectural solutions. With a focus on historic restorations and innovative designs, we serve projects across New England and beyond.

City Mirror & Glass provides expert residential and commercial glass solutions in Lowell, Massachusetts, including custom shower doors, mirrors, windows, and security glass installations. With over 70 years of combined experience and certified technicians, we serve New England clients with high-quality products and personalized service. Our family-owned business combines tradition with innovation to deliver durable, stylish glass solutions for diverse needs.

Energy Improvements is a licensed, insured home improvement contractor serving residential and commercial clients across New Hampshire. We specialize in the professional installation of vinyl siding, replacement windows and doors, insulation, and seamless aluminum gutters to improve home performance, reduce energy costs, and enhance curb appeal. Our team is committed to delivering high-quality, compliant workmanship and 100% client satisfaction on every project, regardless of size.

Queen City Glass & Mirror provides expert commercial and residential glass solutions in Manchester, NH, specializing in custom shower enclosures, mirrors, and window replacements. Established in 1992, we combine skilled craftsmanship with competitive pricing to meet diverse client needs. Our services span from storefront installations to residential repairs, ensuring quality and compliance with industry standards.

Doors Unlimited specializes in manufacturing and supplying commercial-grade door systems, lockers, and bathroom partitions for institutional, industrial, and high-traffic environments. Our products combine durability with code compliance, featuring fire-rated hollow metal doors, thermally efficient transoms, and vandal-resistant lockers with patented latching systems. We provide end-to-end solutions from design consultation to installation support, serving architects, contractors, and facility managers nationwide.