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  • "Every Project Starts at Sq One"

  • (618) 624-7000
    Rob@Sq1Contractors.com

  • O’Fallon, IL’s Local Choice for Roofing, Siding & More

    Roofing Services O’Fallon, IL

    When it comes to homes, homeowners know that repairs and maintenance take up the majority of your time to keep the home from falling into disrepair. It’s especially important to ensure the roof is in great shape because it protects you and your family from the harmful elements including wind, rain sun and more. Furthermore, your roof won’t last forever, meaning you’ll need a qualified contractor for repairs and service. Call us for:

    • Roofing
    • Roof Inspections
    • Roof Repairs
    • Roof Replacements
    • Roof Tear-Outs
    • Residential Roofing
    • Commercial Roofing
    • Asphalt Shingle Roofing
    • Metal Roofing
    • Flat Roofing
    • Chimney Flashing Repairs
  • Siding Services O’Fallon, IL

    Are you thinking about replacing your siding? Does it show signs of age? When it comes time to repair or replace your siding, there’s only one name to know – Sq. One Contractors. At Sq. One, we provide service, repair and installation of a wide variety of siding materials and products. With a dedicated staff, we provide commercial and residential services including:

    • Siding
    • Siding Repair
    • Siding Installation
    • Vinyl Siding
    • James Hardie Siding
    • LP SmartSide®
    • Cedar Shake Siding
    • Lap Siding
    • Vertical Siding
    • Soffit
    • Fascia
    • Trim
  • Siding, Roofing, and Remodeling Services for O’Fallon, IL Area Homeowners

    Are you thinking about making those home repairs you’ve been putting off? Maybe you’re considering adding on or remodeling your home to add some style or functionality. No matter what you need done to your home – siding, roofing, remodeling – Sq One Contractors can deliver your dream home! Sq One is family owned and operated and has been serving the O’Fallon, IL area for 15 years. Their commitment to customer satisfaction is clear in their highly skilled craftsmen and high quality materials. Also, Sq One Contractors is fully licensed and insured to give homeowners peace of mind. So, for a free inspection, consultation, and estimate, speak to one of their professional representatives today!

    Home Improvement Contractors O’Fallon IL

    Sq One is dedicated in making the repair and renovation process as smooth as possible. In fact, they strive to give every client the square one advantage. To that end, Sq One professionals will work with you during every step of the project. When you employ the quality craftsmen at Sq One, you’re getting the very best. Have your siding or shingles seen better days? Sq One Contractors offer replacement materials in different colors and styles to repair your home with character. Also, their contractors are capable of refreshing your home through room additions or remodeling. Ultimately, whether your kitchen looks outdated or you need a bigger family room, Sq One Contractors can help!

    Sq One Contractors is available daily to consult with customers on their siding, roofing, or renovations. Furthermore, they provide 24 hour emergency service for residents in O'Fallon, IL and the metro east. For customer convenience, they accept Visa, MasterCard, Discover, American Express, cash, and check. Also, give them a call at the start of your insurance claim and they will walk you through the process from start to finish. No matter the size or complexity, every project starts at Sq One!

    Serving O’Fallon IL and the entire St. Louis and Illinois Metro East area