Central Security Group ("CSG"), a leading provider of security and smart home solutions in the United States and a 2016 Inc. 5000 Fastest-Growing Company, announced today it has closed on a $40 million incremental first lien term loan alongside a 12-month maturity extension across its credit facilities. The $40 million in additional financing is part of a broader financing totaling more than $350 million that closed in late 2014.