Reyco Granning announces their passing and receiving the IATF certification from DEKRA Reyco Granning has received IATF certification for their manufacturing facility. IATF 16949 goes above and beyond ISO 9001 in that it facilitates the integration of other important management systems that address focus in the automotive industry. Certification and implementation of IATF demonstrates the continual improvement of an organization’s performance through defect and prevention and reduction of variation and waste.