Top-Rated Roofing Contractor in Downers Grove, IL

Downers Grove is one of DuPage County’s most established communities, with a diverse mix of craftsman bungalows, mid-century ranches, and newer construction. AJ Exteriors & Roofing has been serving Downers Grove homeowners for over 25 years, providing expert roofing, siding, and window services tailored to the unique demands of every home style and Illinois’s challenging weather.

Roofing Services in Downers Grove

From the historic neighborhoods near downtown to the newer developments along the eastern corridors, every Downers Grove home depends on a solid, well-maintained roof. We use premium Owens Corning systems and back our work with industry-leading warranties.

• Residential Roof Replacement: Full tear-offs and complete installations on homes of all ages and architectural styles.
• Storm & Hail Damage Repair: Expert damage documentation and insurance advocacy to ensure your claim is fully covered.
• Roof Repair & Maintenance: Targeted repairs to extend the life of your existing roof and prevent costly water intrusion.

Siding & Windows in Downers Grove

We install James Hardie fiber cement siding and premium vinyl siding options to modernize Downers Grove homes while preserving their character. Our energy-efficient window replacements reduce heating and cooling costs and improve comfort throughout the year.

Why Downers Grove Homeowners Choose AJ Exteriors

• Owens Corning Preferred Contractor — premium materials and extended manufacturer warranties on every roof
• 25+ Years of Local Experience — deep knowledge of DuPage County homes and building codes
• Insurance Claim Specialists — we meet your adjuster on-site and document every detail
• 2025 Nextdoor Neighborhood Fave — trusted by homeowners across the southwest suburbs