Cook & Boardman Group LLC, a distributor of commercial entry services and systems integration services and backed by Platinum Equity and Littlejohn & Co., has bought Lanmor Services Inc. and Lanmor Services of Nevada LLC.

Founded in 2000, Lanmor Services offers a variety of commercial access services including electronic access control products, automatic operators, security systems, commercial steel doors and frames, service design and installation. Lanmor serves Arizona, California, Nevada and New Mexico.