Platinum Equity-backed Cook & Boardman acquires manufacturer Discovery Door

Cook & Boardman is a distributor of commercial doors, frames & hardware, electronic access control equipment and specialty products.

  • Platinum Equity acquired a majority interest in Cook & Boardman in 2023 while Littlejohn & Co remains a significant minority shareholder
  • Discovery was founded in 1993 by Kevin Wilsey
  • Platinum Equity has approximately $47 billion of assets under management

The Cook & Boardman Group LLC, which is backed by Platinum Equity, has acquired Rocklin, California- based Discovery Door Inc, a hardware and security/systems integrator.

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