# Great Lakes Roofing and Insulation Systems, Inc\.

> Great Lakes Roofing and Insulation is a full\-service commercial roofing contractor and insulation provide, serving Michigan for 30\+ years\.

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## Pages
- [Single\-Ply PVC](https://greatlakesroofing.com/single-ply-pvc-roofing/)
- [Home](https://greatlakesroofing.com/)
- [Metal Retrofit Roofing](https://greatlakesroofing.com/metal-retrofit-roofing/)
- [Our Team](https://greatlakesroofing.com/our-team/)
- [Why GLR?](https://greatlakesroofing.com/choose-a-roofer/)

## Posts
- [What Building Owners Should Know About Roof Moisture Surveys](https://greatlakesroofing.com/roof-moisture-surveys/)
- [How to Budget for a Commercial Roof Over the Life of the Building](https://greatlakesroofing.com/budgeting-commercial-roof-maintenance/)
- [What Building Owners Should Know Before Installing Solar Panels on a Commercial Roof](https://greatlakesroofing.com/installing-solar-panels-commercial-roof/)
- [What Building Owners Should Know About Roof Penetrations and Rooftop Equipment](https://greatlakesroofing.com/what-building-owners-should-know-about-roof-penetrations-and-rooftop-equipment/)
- [Why Factory Prefabrication Makes Duro\-Last® the Most Leak\-Proof Roof for Summer Storm Season](https://greatlakesroofing.com/why-factory-prefabrication-makes-duro-last-the-most-leak-proof-roof-for-summer-storm-season/)

## Locations
- [Marquette](https://greatlakesroofing.com/locations/marquette/)
- [Sault Ste\. Marie](https://greatlakesroofing.com/locations/sault-ste-marie/)
- [Charlevoix](https://greatlakesroofing.com/locations/charlevoix/)
- [Alpena](https://greatlakesroofing.com/locations/alpena/)
- [Traverse City](https://greatlakesroofing.com/locations/traverse-city/)

## Portfolio Items
- [Treetops Resorts \- Convention Center](https://greatlakesroofing.com/portfolio-item/treetops-resorts-convention-center/)
- [Holiday Inn](https://greatlakesroofing.com/portfolio-item/holiday-inn/)
- [Tee\-Pee](https://greatlakesroofing.com/portfolio-item/tee-pee/)
- [Barryton](https://greatlakesroofing.com/portfolio-item/barryton/)
- [Cloverland](https://greatlakesroofing.com/portfolio-item/cloverland/)

## Galleries
- [Les Cheneaux School \(Projects page slider\)](https://greatlakesroofing.com/rl_gallery/les-cheneaux-school-projects-page-slider/)
- [Famous Soo Locks Boat Tours \(Projects page slider\)](https://greatlakesroofing.com/rl_gallery/famous-soo-locks-boat-tours-projects-page-slider/)
- [Lume Cannabis \(Projects page slider\)](https://greatlakesroofing.com/rl_gallery/lume-cannabis-projects-page-slider/)
- [Treetops Resorts \- Convention Center \(Projects page slider\)](https://greatlakesroofing.com/rl_gallery/treetops-resorts-convention-center-projects-page-slider/)
- [Shingle Print Projects \(Projects page slider\)](https://greatlakesroofing.com/rl_gallery/shingle-print-projects-projects-page-slider/)

## Categories
- [Blog](https://greatlakesroofing.com/category/roofing-blog/)
- [Uncategorized](https://greatlakesroofing.com/category/uncategorized/)

## Optional
- [Sitemap index](https://greatlakesroofing.com/sitemap_index.xml)