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Our large team of professionals is dedicated to be #1 in customer service. OPG maintains offices in key locations and stocks each with necessary people, supplies, and parts to service our customers across northern Wisconsin and the Upper Peninsula efficiently.

Iron Mountain
103 East H. St
Iron Mountain, MI 49801
(906) 774-5880

1909 Enterprise St
Marquette, MI 49855
(906) 226-4500

112 Quincy Street
Hancock, MI 49930
(906) 482-0612

1920 10th Avenue
Menominee, MI 49858
(906) 863-2691

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