OREM, Utah--(BUSINESS WIRE)--NorthStar Alarm and its equity investors, The Beekman Group and The Goldman Sachs Group, Inc., are excited to announce the acquisition of certain assets from Vision Security, a residential alarm company listed at No. 47 overall on the SDM Top 100 List in 2014. This acquisition of assets expands NorthStar‘s geographical reach and provides additional resources for accelerated growth over the next five years. NorthStar's organic growth, along with the addition of Visio