2009 marks the 100th anniversary of one of the oldest companies in Polk County.Mine and Mill Industrial Supply Company was incorporated under the name Mulberry Explosives and Supply Company on Octobr 28, 1909. It began as a supply company for the many sawmills and phosphate mining companies in the Mulberry area. Through sound business practice and outstanding leadership, it has grown and adapted. It now provides industrial supplies to all of Central Florida.

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