The Monty’s 50 Largest North American Commercial Heat Treats 2021 – #34 Byron Products, Fairfield, Ohio

Since 1999 “The Monty” has been publishing annually a list of the largest commercial heat treaters in North America based upon annual sales, our 2021 list can be found at This year readers will see we became much more ambitious and expanded the list to the 50 largest. In our 34th spot we have Byron Products, Fairfield, Ohio.

Founded in 1982 by Mark Byron in a 1 car garage, Mark has grown Byron into a very significant player in the Thermal Processing Industry in North America. The NADCAP approved company offers brazing, heat treating, welding and coatings all with a strong emphasis on the aerospace industry. The company operates out of 2 facilities in Ohio.

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