
At Magna Estimating & Supplementing, our experience in construction estimating comes from years of working directly in roofing, construction, and the insurance world. We’ve been involved in countless residential and commercial projects, and we’ve seen firsthand how often contractors face issues with roofing claims being underpaid or overlooked. Because of our background, we know what jobs really cost, what codes apply, and which details adjusters tend to miss when evaluating claims. That’s why we’re able to step in, provide comprehensive roof supplement documentation, clean up the scope, and help contractors understand how insurance supplements get approved to ensure they receive the full, fair amount they’re owed.

We provide full support for nearly every type of property loss a contractor may encounter, including roofing claims for both residential and commercial properties. Our services cover storm damage, water mitigation and dry-outs, interior repairs, siding and exterior work, as well as comprehensive fire and smoke restoration. When we build a roof supplement, we ensure that all necessary construction estimating elements, such as code upgrades, compliance items, permits, and general contracting fees, are accurately included. This way, the property can be restored to its true pre-loss condition. Regardless of whether the claim is simple or complex, we guarantee that it reflects the actual scope of work required and adheres to the criteria of how insurance supplements get approved.

If you have questions about construction estimating or need assistance with how insurance supplements get approved, feel free to drop us a line. We’re also here to help with any inquiries regarding roofing claims or roof supplement documentation.
Open today | 09:00 am – 05:00 pm |
Please reach us at docs@magna-est.com if you cannot find an answer to your question.
A: Just upload your scope, photos, and any measurement reports. We’ll review everything and reach out if we need more details.
A: Most supplements are completed within 2–5 business days, depending on the complexity of the claim.
A: Yes. We handle the calls, documentation, and disputes so you can focus on production.
A: Pricing can vary depending on volume and claim type. We’ll go over everything during your 30-minute demo call so there are no surprises.
A: The scope of loss, job photos, and any measurement reports (EagleView, Hover, Roofr, etc.). If you don’t have something, we’ll help you get what’s needed.
A: Yes. We handle both residential and commercial roofing, storm damage, water mitigation, interior repairs, and more.
A: We provide code references, manufacturer guidelines, photos, and detailed explanations to support the claim. If needed, we can also reach out to the local building official.
A: We can review the denial, rebuild your documentation, and resubmit with stronger justification and code support.
A: We only invoice after the supplement is approved. You’ll receive a detailed invoice showing the increase and our fee. No hidden charges and no surprise costs.
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Get a free supplement audit and we’ll tell you what’s missing.