Braxton-Grant Technologies Achieves ISO/IEC 20000-1:2018 Certification from NSF International Strategic Registrations ISO/IEC 20000-1:2018 certification demonstrates Braxton-Grant’s commitment to service management. HANOVER, MARYLAND, UNITED STATES, April 8, 2021 /EINPresswire.com/ -- Braxton-Grant Technologies, Inc. has achieved ISO/IEC 20000-1:2018 service management system certification from NSF-ISR, an NSF International company. The standard helps organizations reliably meet the needs of clients in both the delivery and continuous improvement of services. ...