The Riverside-backed Performance Systems Integration, a provider of single-source fire & life safety services, completed the acquisition of Advance Fire & Safety, a fire protection company. Financial terms were not disclosed. “We are excited to partner with the AFS team, as we continue to expand PSI’s critical fire safety portfolio and geographic reach. We look forward to building on AFS’ strong foundation by offering employees development and career advancement, as well as providing expanded services and support to customers. We are proud to be a part of what the AFS team has spent a lifetime building," Travis Everton, PSI CEO.