In-person visits to four operational IFF legacy sites (Jacksonville, FL, USA; Jiande, China; LMR, France; and Tilburg, Netherlands) and ‘virtual’ visits to four operational legacy Frutarom sites (Enzymotec, Israel; Monterrey, Mexico; Samutsakorn (Mighty), Thailand; and Skofja Vas (Etol), Slovenia) to interview relevant staff, review local data capture and reporting methods, check calculations and assess local quality controls.