For more than six decades, Stupp has been helping make America’s quest for energy independence a reality. Although we actually hold the oldest active API 5L license of any producer in the United States, our track record extends much further. With projects spanning the globe from Albuquerque to Australia, there’s no application that our skilled production team and logistics professionals can’t handle.

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  • 16"
  • 18"
  • 20"
  • 22"
  • 24"


  • 30"
  • 36"


  • Oil
  • Natural Gas
  • Liquids
  • CO2
  • Products

The graphic above represents some of the major projects that Stupp has supplied over the years. While we couldn’t illustrate our entire history on the map, we’ve made enough pipe over the past five years alone to stretch from Portland, Oregon, to Portland, Maine and back!

Industry Leadership


Stupp holds the oldest active API 5L license in the United States.


Stupp engineered 80 foot lengths to save customers time and money in logistics and field welding.

Dr. Lampros Kompotiatis

Dr. Lampros Kompotiatis, Vice President of Technology

Dr. Lampros Kompotiatis is one of the world’s foremost experts in the art of spiral pipe production. Dr. Kompotiatis’ three decades of experience in materials research, quality management, and manufacturing was instrumental to Stupp’s successful spiral mill start-up in 2009. Prior to joining Stupp, he spent twenty years in leadership roles in the Greek Air Force followed by a decade at a respected European pipe mill. In addition to a Ph.D. in Chemical Engineering and Corrosion Science, Dr. Kompotiatis holds multiple degrees including a B.S. and M.S. of Metallurgical and Welding Engineering, and a Masters in Petroleum Engineering.


Stupp tests every HFW pipe to 100% SMYS to ensure strength under pressure.


Stupp’s state of the art SAWH digital radiography unit can examine up to 14 inches of pipe end while providing image quality superior to traditional film x-ray.

Aaron Litschewski

Aaron Litschewski, Director of Quality

As a trained metallurgist with a deep understanding of both steel production and pipe manufacturing, Aaron Litschewski’s knowledge benefits Stupp, its customers, and the industry as a whole. Aaron is an active member of the American Petroleum Institute holding several leadership positions including Co-Chair of the API 5L Task Group on Line Pipe, Chair of the API 5L Working Group on Annex A - Mill Jointers, and member of the Work Groups on API 5L3 - Drop Weight Tear Testing and End Squareness. He is also a voting member on API 1104, Welding of Pipelines and Related Facilities. Aaron graduated from South Dakota School of Mines and Technology with a B.S. in Metallurgical Engineering.