Business Information
Oxygen Service Company (OSC) is Duluth, MN’s trusted source for dry ice, gases, and welding supplies. Since opening our Duluth location in 2018, we’ve delivered made-to-order dry ice, industrial and specialty gases (nitrogen, argon, oxygen, CO2, hydrogen), and a full range of welding equipment, PPE, and consumables. OSC offers welding machine repairs, rentals, and certified inspections, plus fast gas delivery and curbside pickup. Proudly serving Duluth and surrounding Minnesota industries—from construction to metal fabrication—with employee‑owned service and expertise.

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