South-Tek Systems, LLC designs and manufactures nitrogen generators for industrial and commercial markets. It offers products through distributors, sales representatives, and contractors. Its products are used in 3D printing, adhesive, automotive, breweries and wineries, beverage, broadcast/transmission lines, bottle manufacturing, chemical, coal mining, coffee, electronics, energy/power/utilities, fire protection, food, heat treating, HVAC, laboratory, laser cutting, medical packaging, military, optics, oil/gas, plastics, pharmaceutical, renewable energy, tires and suspensions, water treatment, and other industries. The company was founded in 1997 and is based in Wilmington, North Carolina.