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McDermaid Roofing & Insulating Co
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McDermaid Roofing & Insulating Co logo
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Rockford Roofing Contractors

In Business Since 1934

Union Contractor

Emergency Services Available

In Business Since 1934 | Union Contractor | Emergency Services Available

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Schedule Quality Roofing, Waterproofing, and Insulation Services Today

Get the roofing, waterproofing, or insulation services you need all backed by the experience you can trust. McDermaid Roofing & Insulating Co is Rockford’s oldest and most trusted roofing contractor since 1934.


See how simple exceptional service can be. Our family-owned company works with commercial and industrial clients throughout Northern Illinois and Southern Wisconsin.


 Whether you need a minor roof repair, a complete tear-off, re-roofing,

or complete mechanical/piping insulation upgrades, give us a call. Big or small, we do it all! We're a union contractor (Roofers & Waterproofers Local 11 and Heat Frost Allied Workers Local 19).

Top-Quality Roofing Services

Call now for quality roofing repairs, maintenance services, and upgrades, including metal roof restorations and photovoltaic solar roof system installations.

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Full Waterproofing Solutions

Protect your business from water leaks with our complete waterproofing solutions. Our experts have the knowledge, experience, and tools necessary.

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Insulation and

Pipe-Covering Options

Not only can we help you protect your roof and your property, but we can also help you protect your bottom line! Call now, and see what experience and quality work can do for your company.

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In Our Community

Find out about our business profile and our work with the community. Call us with any questions you may have about how we can serve your waterproofing, insulation, or roofing needs.

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