Great Lakes Custom Manufacturing, L.L.C.



Great Lakes Custom Manufacturing, L.L.C.

Custom parts simplified. Quality assured.

We are the source that runs so smoothly you'll never think about us.
We are committed to a superior customer experience.

Custom molded plastics and rubber

 Comprehensive coverage from design to tooling to prototypes to volume production from every popular method. Rubber: Compression, transfer, injection, silicone LSR/LIM, urethane casting. Plastics: Injection. Short runs, medium runs, high volume.

True turnkey capabilities

Design from scratch, CAD acquisition, rapid prototyping, lab testing, and material selection. We do it all. All you need is an idea. Or we can work from anything your well-developed engineering department wants.

Made in U.S.A. or imported

Unlock the possibilities. We typically default to production in the United States but we do in fact have some excellent offshore options available.

Molding alternatives

Custom molding can involve expensive tooling. Contact us to see if alternatives such as extrusion, die cut, vacuum/pressure forming, lathe cut, machining or other methods may be as effective at obtaining the parts you need at considerable cost savings.

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