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A Weather Shield Roofing Systems company · Grand Rapids, MI

We ask. We listen.
We deliver.

Great Lakes Systems is now part of Weather Shield Roofing Systems — your complete source for commercial roofing across the Midwest. New installations, repairs, and preventative maintenance, backed by 50 years of experience.

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A proud member ofWeather Shield Roofing Systems
Commercial roofing project
Now serving customers through Weather Shield Roofing Systems

What we do.

Commercial and industrial roof systems — installed, repaired, and maintained by one source. All services now available through Weather Shield Roofing Systems.

01 / Roof systems

New roofs & reroofs

Single-ply membrane (TPO, EPDM, PVC), modified bitumen, and built-up systems sized to your building, budget, and warranty needs.

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02 / Sheet metal

Architectural metal

Standing-seam metal roofing, copings, gutters, and custom flashings — fabricated and installed by the same crew that builds your roof.

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03 / Service & repair

Leaks, maintenance, inspections

Leak response, scheduled inspections, preventative maintenance plans, and warranty service to keep your roof working as long as possible.

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Why GLS.

Roofing is complicated. We exist to simplify it — by asking the right questions, using the right tools, and giving you the information you need to decide.

58

Years in the trade

Serving West Michigan since 1968. Same family-owned company, same standards.

10,000+

Roofs installed

Schools, manufacturers, warehouses, and municipal buildings across the region.

$1M+

Saved for one client

Jenison Public Schools — by giving them the data to pick the right option, not the easiest one.

WSRS

Now part of Weather Shield Roofing Systems

The same team and standards, with the reach and resources of a regional partner.

It is nice to work with competent people, especially in the world we live in. You have a great bunch of guys there.
RJ
Ron Jackson · Wolgast Construction Services
On the Hastings Middle School Addition

Continue at Weather Shield.

For inspections, repairs, quotes, and everything else — the GLS team is now reachable through Weather Shield Roofing Systems.

Visit weathershieldusa.com ↗