PSG-backed Sign In Solutions, a global provider of cloud-based visitor management and risk mitigation software, completed the acquisition of ThreatSwitch, a cloud-based software for security managers and cleared companies to improve security and lower costs. Financial terms were not disclosed. "Visitor management has come a long way in recent years. We are thrilled to provide added value to our customers and partners through these strategic acquisitions. We will continue to shape and lead the visitor management space through our VM 2.0 vision, with an aim towards reducing risk for our customers and helping them adapt to the challenges of the ever-changing workplace," Dan Harding, Sign In Solutions COO.