Installed Building Products Acquires Diamond Energy Systems (DESI)

May 20, 2026

Installed Building Products, Inc. (NYSE: IBP) announced the acquisition of Diamond Energy Systems, Inc. (DESI), a Minnesota-based mechanical insulation services company. The deal adds approximately $12 million in annual revenue and expands Installed Building Products’ mechanical insulation offerings across the Upper Midwest retrofit market.

Targets
Diamond Energy Systems, Inc. (DESI)
Location
Minnesota, United States
Transaction Type
Addon

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