John D. Howard and Stephen W. Korstad, principals of Coronal, formed the Plasma Gasification and Vitrification consulting/development company, Coronal, LLC, in 2006. Howard serves as Chief Technical Officer and Korstad as Chief Financial Officer of Coronal.
Howard was president of Distributed Generation Solutions, an energy consulting firm in Mendota Heights, Minnesota. He worked for Honeywell for 17 years and became principal business development lead for their Global Controls Laboratory.
Korstad was founder of Korridor Capital, Inc., a family-owned commercial real estate and energy development company in Saint Paul, Minnesota. He has served as the corporation's president and chief executive for 20 years.
Howard's education is in engineering with both undergraduate and graduate degrees and a master's in business. Korstad's education is in law and finance with degrees in economics, public affairs, law and tax law.