Cook & Boardman Acquires Building Material Supply Inc.

Company continues nationwide total opening solutions expansion

WINSTON-SALEM, N.C., March 18, 2025 /PRNewswire/ -- The Cook & Boardman Group LLC ("Cook & Boardman" or "C&B"), the nation's premier provider of fully integrated access and security solutions, has announced the acquisition of Building Material Supply Inc ("BMSI") headquartered in Edina, MN with another location in Phoenix, AZ. Terms of the transaction were not disclosed.

Founded in 1997, BMSI is an architectural specialty building products company specializing in the full spectrum of Division 10 products, proudly serving customers throughout the Midwest and Southwest.

"We are thrilled to welcome BMSI to the Cook & Boardman family. BMSI has built a strong reputation in the Midwest and Southwest, which has been driven by their excellent customer service and deep-tenured relationships. We are excited to expand our offering of Division 10 products across our company and look forward to working with Jeff and the rest of their team to achieve even greater success in the future," said David Eisner, Chief Executive Officer of C&B.

"BMSI is known for its expertise in supplying architectural specialty building products and services to a diverse group of end users. We are excited to join C&B so we can reach even more customers with our premier service. This acquisition will enable us to reach new heights. Together, we will drive our mission forward with enhanced strength and innovation, ensuring that our dedication to outstanding service and results endures for years to come," said Jeff Lehman, former Owner and future General Manager of BMSI.

The company will continue to operate under the BMSI name and customer contacts will remain unchanged as a result of the acquisition.

Platinum Equity acquired a majority interest in Cook & Boardman in 2023. Littlejohn & Co., LLC remains a significant minority shareholder. BMSI represents C&B's twelfth acquisition under Platinum Equity's ownership.

K&L Gates LLP served as legal advisor to Cook and Boardman.

About Cook & Boardman Group

Founded in 1955, the Cook & Boardman Group is a family of companies that together represent the nation's premier provider of fully integrated access and security solutions. Through leveraging the entire Cook & Boardman network, the Company is able to seamlessly provide customers with a broad product and service offering spanning commercial doors, frames & hardware (Division 8), electronic access control equipment and specialty (Division 10) products. C&B also provides full systems integration services including physical security, access control, wireless networking, low voltage cabling, audio/visual and managed information technology products (Division 27 & 28).

The nationwide footprint includes over 80 locations in addition to an online customer shopping portal available on the main website and via eProcurement integrations. Our teams have extensive experience serving the non-residential and commercial properties including healthcare, hospitality, K-12 school, higher education institutions, federal/government properties, industrial/warehouse facilities, multi-family/mixed use properties. Learn more at www.cookandboardman.com.

About Platinum Equity

Founded in 1995 by Tom Gores, Platinum Equity is a global investment firm with approximately $47 billion of assets under management and a portfolio of approximately 50 operating companies that serve customers around the world. Platinum Equity specializes in mergers, acquisitions and operations – a trademarked strategy it calls M&A&O^® – acquiring and operating companies in a broad range of business markets, including manufacturing, distribution, transportation and logistics, equipment rental, metals services, media and entertainment, technology, telecommunications and other industries. Over the past 28 years Platinum Equity has completed more than 450 acquisitions.

About Littlejohn & Co., LLC:

Littlejohn & Co. is a Greenwich, Connecticut-based investment firm focused on private equity and debt investments primarily in growing middle-market industrial and services companies that can benefit from Littlejohn's 25+ years of operational and sector expertise. With approximately $8 billion in regulatory assets under management, the firm seeks to build sustainable success for its portfolio companies through a disciplined approach to engineering change. For more information about Littlejohn, visit www.littlejohnllc.com.

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SOURCE The Cook & Boardman Group