Altus Fire and Life Safety, a full-service fire and life safety platform, completed the acquisition of BK Systems, a provider of installation, monitoring and repair services for fire alarm. Financial terms were not disclosed. "Karl and his daughter Beth have built BK Systems into a leading player in the fire and safety market, and we are pleased to welcome them and the entire team to Altus. Adding another Premier NOTIFIER ESD to the platform will be a competitive advantage as we look to secure large, significant projects in the Northeast," John Adams, Altus CEO.