Lewisville, Texas — Property services company MCS has acquired Chain Store Maintenance (CSM), a commercial facilities services firm. MCS will offer the core interior maintenance services that CSM is known for, with a platform marketed as Chain Store Maintenance — an MCS Company. Exterior facility services will continue to be marketed under MCS. Founded in 1991, CSM currently has agreements to provide facilities services to more than 130,000 client locations in the U.S., Canada, Puerto Rico and Guam. Core offerings include handyman, electrical, locksmith and plumbing services.