Johns Manville (Berkshire Hathaway) acquires full ownership of Industrial Insulation Group

Berkshire Hathaway subsidiary Johns Manville purchased Industrial Insulation Group LLC, an industrial/commercial/fireproofing insulation maker. JM previously held a minority interest in the JV and will now own IIG outright as a standalone LLC.

“Johns Manville (JM), a Berkshire Hathaway company, announced it has purchased Industrial Insulation Group LLC (IIG), a manufacturer of insulation for industrial, commercial, and fireproofing applications.”

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