Inflexion, a private equity firm, completed the investment in Detectortesters, a global manufacturer of fire detector testing equipment. Financial terms were not disclosed. "The team at Detectortesters have led the business to be the unequivocal global leader in a high growth regulatory driven market benefiting from a high-quality offering and strong customer loyalty. The business is well positioned to grow further through geographic expansion and optimising their customer proposition. We look forward to working with this ambitious team," Simon Turner, Inflexion Managing Partner.