Grell Roofing, LLC.

07/06/2026

Old roof out. New roof in. 👏

Another successful commercial roof transformation by Grell Roofing.

This downtown Dubuque building went from an aging EPDM roof to a new PVC roofing system built for long-term performance, durability, and energy efficiency.

We’re proud to help preserve historic buildings while providing modern roofing solutions that protect them for decades to come.

📍 Downtown Dubuque, Iowa

📞 515-955-2679
🌐 www.grell.pro

07/02/2026

Another truckload down. 💪📦
Unloading material for the Carroll Kuemper School roofing project. Big commercial projects start long before the first sheet goes on the roof. Follow along as we transform this roof! 👀
Get a free commercial roof inspection at www.grell.pro

07/01/2026

Another commercial roof underway! 👏

One of our crews is making great progress on another Chick-fil-A project in Shakopee, Minnesota. We’re proud to deliver quality craftsmanship, dependable roofing systems, and attention to detail on every project we take on.

Next stop: another Chick-fil-A installation in Ohio! 🚛🏗️

We’re grateful for the opportunity to work with repeat commercial clients across the Midwest and appreciate the dedication of our crews who make it happen every day.

Thank you to our team for the hard work and commitment to excellence!

📞 515-955-2679
🌐 www.grell.pro

With a remarkable installation record of over 12 million square feet installed since 1985. We are an authorized Duro-Last Contractor, revolutionizing the roofing industry. Our dedication to provide unparalleled warranties and customer service is unmatched

06/22/2026

🏢 Hiring a commercial roofing contractor? Don’t sign a contract until you’ve checked these 5 critical things.

The wrong contractor can cost you thousands in repairs, delays, and headaches. The right one can protect your investment for decades.

In our latest blog, we cover:
✅ Licensing & insurance
✅ Experience with commercial roofing systems
✅ References and reputation
✅ Warranties and workmanship guarantees
✅ Detailed estimates and project planning

Whether you’re managing an office building, warehouse, retail center, or multifamily property, these tips can help you avoid costly mistakes.

Read the full article here:
https://grell.pro/5-things-to-look-for-when-hiring-a-commercial-roofing-contractor/

Have questions about your roof? Contact Grell Roofing for a professional assessment.

Not sure how to choose a commercial roofer? Here are 5 things every property owner should verify before signing a contract.

06/03/2026

Nobody:

Absolutely nobody:

My coworker after the core cut breaks through: 🦢💃

06/03/2026

Another project completed for Iowa Select Farms! ✅

We removed an old EPDM ballast roof and installed a new PVC roofing system backed by a 20-year warranty.

Built for durability, energy efficiency, and long-term protection.

📞 Grell Roofing
📱 515-955-2679

05/29/2026

A little bit of this, a little bit of that! 👏

Recently completed two U.S. Post Office roofing projects—one in Maryland and one in New Jersey—plus a commercial building in Carroll, Iowa.

All three received new Duro-Last PVC roofing systems built to last. Proud to keep businesses covered, wherever the job takes us!

04/15/2026

If you own a building in Waterloo or Cedar Falls…
Yesterday’s hail could cost you thousands 💸
Get ahead of it now — free roof inspections available

www.grell.pro

04/15/2026

⚠️ NW Iowa Business Owners & Property Managers ⚠️

Last night’s hail storm may have caused damage to your commercial roof—without any visible signs from the ground.

Flat roofs (TPO, EPDM, metal) are especially vulnerable, and small damage can quickly turn into costly leaks or interior damage.

We specialize in:
✔ Commercial flat roofing systems
✔ Hail damage inspections & reports
✔ Preventative maintenance & full replacements

📍 Serving Northwest Iowa businesses

👉 Schedule your FREE commercial roof inspection:
https://grell.pro/northwest-iowa-roofing/

Protect your building before minor damage becomes a major expense

04/15/2026

🚨 Iowa Businesses — Hail Storm Alert 🚨

Tonight’s storm brought hail across the area, and if you own or manage a commercial building, your roof may have damage you can’t see yet.

Hail can cause:
• Punctures in flat roofing systems
• Cracks in coatings and seams
• Hidden leaks that show up weeks later

We’ll be in the area this week performing FREE commercial roof inspections to help local businesses catch damage early and avoid expensive repairs down the road.

✅ Flat roofs, metal roofs, TPO, EPDM
✅ Photo-documented inspections
✅ Help with insurance claims
✅ Fast, honest assessments

Don’t wait until you’ve got water inside your building.

📲 Comment “INSPECTION” or send us a message to get on the schedule!