The following ANAB-accredited certification bodies have completed the ISO/IEC 20000-1:2018 transition. Additional information can be found in Heads Up 427:

BSI Assurance UK Limited 2019/05/28
CEPREI Certification Body 2019/11/13
Certification Association "Russian Register" 2019/09/05
CESI Certification Co., Ltd. 2019/11/13
National Quality Assurance, USA 2019/08/03
NSF International Strategic Registrations, Inc. 2019/12/12
Perry Johnson Registrars, Inc. 2019/09/04
Schellman & Company, LLC 2019/11/25
SRI Quality System Registrar 2019/08/12