Brett Spigarelli Ph.D.

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Professional Title
Metallurgical Engineer
Brett Spigarelli, Metallurgical Engineer at the NRRI Coleraine labs, received his Ph.D. in Chemical Engineering from Michigan Technological University. The focus of his Ph.D. was on carbon dioxide capture and storage at ambient conditions using waste materials. After graduation, he went to work at Mesabi Nugget on the ITmk3 alternate ironmaking technology as the Process Development Engineer.  He was responsible for the day-to-day operations of the process along with leading bench and commercial scale R&D projects.  
After Mesabi Nugget, Brett went to work at the Steel Dynamics, Inc. Specialty Bar steel mill in Pittsboro, Indiana. In Pittsboro, he served as the Process Engineer for the electric arc furnace (EAF). He oversaw the day-to-day operations and process improvements of the EAF.


  • Ph.D. Chemical Engineering, Michigan Technological University, 2013
  • M.S. Chemical Engineering, Michigan Technological University, 2012
  • B.S. Chemical Engineering, Michigan Technological University, 2009

NRRI News Articles

Man in hard hat and safety vest stands at table holding four trays of iron pellets.

Minnesota joins nine states in effort to develop zero emissions ironmaking and ultra-low life cycle emissions steelmaking.

Three men stand in front of a conference booth.

NRRI researchers to present industry innovations at SME 2024.

A man swings a large steel cap onto an orange hot vertical kiln.

U.S. Department of Energy and NRRI fund project to develop biocarbon to replace fossil carbon in steelmaking process

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